Clean up under the util package.
- Move util classes that are unused in AOSP - Remove unused methods Change-Id: Ic97fd313f1e2bafd50609d42aa3a2d090b63eafcmain
Ken Wakasa
parent
413aded600
commit
e645715b25
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@ -1,117 +0,0 @@
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/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.latin.utils;
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import com.android.inputmethod.annotations.UsedForTesting;
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import java.io.EOFException;
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import java.io.IOException;
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import java.io.LineNumberReader;
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@UsedForTesting
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public class Base64Reader {
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private final LineNumberReader mReader;
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private String mLine;
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private int mCharPos;
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private int mByteCount;
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@UsedForTesting
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public Base64Reader(final LineNumberReader reader) {
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mReader = reader;
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reset();
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}
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@UsedForTesting
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public void reset() {
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mLine = null;
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mCharPos = 0;
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mByteCount = 0;
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}
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@UsedForTesting
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public int getLineNumber() {
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return mReader.getLineNumber();
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}
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@UsedForTesting
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public int getByteCount() {
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return mByteCount;
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}
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private void fillBuffer() throws IOException {
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if (mLine == null || mCharPos >= mLine.length()) {
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mLine = mReader.readLine();
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mCharPos = 0;
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}
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if (mLine == null) {
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throw new EOFException();
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}
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}
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private int peekUint8() throws IOException {
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fillBuffer();
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final char c = mLine.charAt(mCharPos);
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if (c >= 'A' && c <= 'Z')
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return c - 'A' + 0;
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if (c >= 'a' && c <= 'z')
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return c - 'a' + 26;
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if (c >= '0' && c <= '9')
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return c - '0' + 52;
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if (c == '+')
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return 62;
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if (c == '/')
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return 63;
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if (c == '=')
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return 0;
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throw new RuntimeException("Unknown character '" + c + "' in base64 at line "
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+ mReader.getLineNumber());
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}
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private int getUint8() throws IOException {
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final int value = peekUint8();
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mCharPos++;
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return value;
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}
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@UsedForTesting
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public int readUint8() throws IOException {
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final int value1, value2;
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switch (mByteCount % 3) {
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case 0:
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value1 = getUint8() << 2;
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value2 = value1 | (peekUint8() >> 4);
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break;
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case 1:
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value1 = (getUint8() & 0x0f) << 4;
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value2 = value1 | (peekUint8() >> 2);
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break;
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default:
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value1 = (getUint8() & 0x03) << 6;
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value2 = value1 | getUint8();
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break;
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}
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mByteCount++;
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return value2;
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}
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@UsedForTesting
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public short readInt16() throws IOException {
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final int data = readUint8() << 8;
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return (short)(data | readUint8());
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}
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}
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@ -26,11 +26,6 @@ public final class CollectionUtils {
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// This utility class is not publicly instantiable.
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}
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public static <K, V> Map<K,V> newSynchronizedTreeMap() {
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final TreeMap<K,V> treeMap = new TreeMap<>();
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return Collections.synchronizedMap(treeMap);
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}
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public static <E> ArrayList<E> arrayAsList(final E[] array, final int start, final int end) {
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if (array == null) {
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throw new NullPointerException();
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@ -1,319 +0,0 @@
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/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.latin.utils;
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import com.android.inputmethod.annotations.UsedForTesting;
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import com.android.inputmethod.latin.Constants;
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import java.util.ArrayList;
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/**
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* Utility methods for parsing and serializing Comma-Separated Values. The public APIs of this
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* utility class are {@link #split(String)}, {@link #split(int,String)}, {@link #join(String...)},
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* {@link #join(int,String...)}, and {@link #join(int,int[],String...)}.
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*
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* This class implements CSV parsing and serializing methods conforming to RFC 4180 with an
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* exception:
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* These methods can't handle new line code escaped in double quotes.
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*/
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@UsedForTesting
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public final class CsvUtils {
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private CsvUtils() {
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// This utility class is not publicly instantiable.
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}
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public static final int SPLIT_FLAGS_NONE = 0x0;
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/**
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* A flag for {@link #split(int,String)}. If this flag is specified, the method will trim
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* spaces around fields before splitting. Note that this behavior doesn't conform to RFC 4180.
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*/
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public static final int SPLIT_FLAGS_TRIM_SPACES = 0x1;
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public static final int JOIN_FLAGS_NONE = 0x0;
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/**
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* A flag for {@link #join(int,String...)} and {@link #join(int,int[],String...)}. If this
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* flag is specified, these methods surround each field with double quotes before joining.
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*/
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public static final int JOIN_FLAGS_ALWAYS_QUOTED = 0x1;
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/**
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* A flag for {@link #join(int,String...)} and {@link #join(int,int[],String...)}. If this
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* flag is specified, these methods add an extra space just after the comma separator. Note that
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* this behavior doesn't conform to RFC 4180.
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*/
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public static final int JOIN_FLAGS_EXTRA_SPACE = 0x2;
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// Note that none of these characters match high or low surrogate characters, so we need not
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// take care of matching by code point.
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private static final char COMMA = Constants.CODE_COMMA;
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private static final char SPACE = Constants.CODE_SPACE;
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private static final char QUOTE = Constants.CODE_DOUBLE_QUOTE;
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@SuppressWarnings("serial")
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public static class CsvParseException extends RuntimeException {
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public CsvParseException(final String message) {
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super(message);
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}
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}
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/**
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* Find the first non-space character in the text.
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*
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* @param text the text to be searched.
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* @param fromIndex the index to start the search from, inclusive.
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* @return the index of the first occurrence of the non-space character in the
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* <code>text</code> that is greater than or equal to <code>fromIndex</code>, or the length of
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* the <code>text</code> if the character does not occur.
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*/
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private static int indexOfNonSpace(final String text, final int fromIndex) {
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final int length = text.length();
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if (fromIndex < 0 || fromIndex > length) {
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throw new IllegalArgumentException("text=" + text + " fromIndex=" + fromIndex);
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}
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int index = fromIndex;
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while (index < length && text.charAt(index) == SPACE) {
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index++;
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}
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return index;
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}
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/**
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* Find the last non-space character in the text.
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*
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* @param text the text to be searched.
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* @param fromIndex the index to start the search from, exclusive.
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* @param toIndex the index to end the search at, inclusive. Usually <code>toIndex</code>
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* points a non-space character.
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* @return the index of the last occurrence of the non-space character in the
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* <code>text</code>, exclusive. It is less than <code>fromIndex</code> and greater than
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* <code>toIndex</code>, or <code>toIndex</code> if the character does not occur.
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*/
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private static int lastIndexOfNonSpace(final String text, final int fromIndex,
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final int toIndex) {
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if (toIndex < 0 || fromIndex > text.length() || fromIndex < toIndex) {
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throw new IllegalArgumentException(
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"text=" + text + " fromIndex=" + fromIndex + " toIndex=" + toIndex);
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}
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int index = fromIndex;
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while (index > toIndex && text.charAt(index - 1) == SPACE) {
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index--;
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}
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return index;
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}
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/**
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* Find the index of a comma separator. The search takes account of quoted fields and escape
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* quotes.
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*
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* @param text the text to be searched.
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* @param fromIndex the index to start the search from, inclusive.
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* @return the index of the comma separator, exclusive.
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*/
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private static int indexOfSeparatorComma(final String text, final int fromIndex) {
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final int length = text.length();
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if (fromIndex < 0 || fromIndex > length) {
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throw new IllegalArgumentException("text=" + text + " fromIndex=" + fromIndex);
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}
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final boolean isQuoted = (length - fromIndex > 0 && text.charAt(fromIndex) == QUOTE);
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for (int index = fromIndex + (isQuoted ? 1 : 0); index < length; index++) {
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final char c = text.charAt(index);
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if (c == COMMA && !isQuoted) {
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return index;
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}
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if (c == QUOTE) {
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final int nextIndex = index + 1;
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if (nextIndex < length && text.charAt(nextIndex) == QUOTE) {
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// Quoted quote.
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index = nextIndex;
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continue;
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}
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// Closing quote.
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final int endIndex = text.indexOf(COMMA, nextIndex);
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return endIndex < 0 ? length : endIndex;
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}
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}
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return length;
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}
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/**
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* Removing any enclosing QUOTEs (U+0022), and convert any two consecutive QUOTEs into
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* one QUOTE.
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*
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* @param text the CSV field text that may have enclosing QUOTEs and escaped QUOTE character.
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* @return the text that has been removed enclosing quotes and converted two consecutive QUOTEs
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* into one QUOTE.
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*/
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@UsedForTesting
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/* private */ static String unescapeField(final String text) {
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StringBuilder sb = null;
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final int length = text.length();
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final boolean isQuoted = (length > 0 && text.charAt(0) == QUOTE);
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int start = isQuoted ? 1 : 0;
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int end = start;
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while (start <= length && (end = text.indexOf(QUOTE, start)) >= start) {
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final int nextIndex = end + 1;
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if (nextIndex == length && isQuoted) {
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// Closing quote.
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break;
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}
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if (nextIndex < length && text.charAt(nextIndex) == QUOTE) {
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if (!isQuoted) {
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throw new CsvParseException("Escaped quote in text");
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}
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// Quoted quote.
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if (sb == null) {
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sb = new StringBuilder();
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}
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sb.append(text.substring(start, nextIndex));
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start = nextIndex + 1;
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} else {
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throw new CsvParseException(
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isQuoted ? "Raw quote in quoted text" : "Raw quote in text");
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}
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}
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if (end < 0 && isQuoted) {
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throw new CsvParseException("Unterminated quote");
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}
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if (end < 0) {
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end = length;
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}
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if (sb != null && start < length) {
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sb.append(text.substring(start, end));
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}
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return sb == null ? text.substring(start, end) : sb.toString();
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}
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/**
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* Split the CSV text into fields. The leading and trailing spaces of the each field can be
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* trimmed optionally.
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*
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* @param splitFlags flags for split behavior. {@link #SPLIT_FLAGS_TRIM_SPACES} will trim
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* spaces around each fields.
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* @param line the text of CSV fields.
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* @return the array of unescaped CVS fields.
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* @throws CsvParseException
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*/
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@UsedForTesting
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public static String[] split(final int splitFlags, final String line) throws CsvParseException {
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final boolean trimSpaces = (splitFlags & SPLIT_FLAGS_TRIM_SPACES) != 0;
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final ArrayList<String> fields = new ArrayList<>();
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final int length = line.length();
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int start = 0;
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do {
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final int csvStart = trimSpaces ? indexOfNonSpace(line, start) : start;
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final int end = indexOfSeparatorComma(line, csvStart);
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final int csvEnd = trimSpaces ? lastIndexOfNonSpace(line, end, csvStart) : end;
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final String csvText = unescapeField(line.substring(csvStart, csvEnd));
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fields.add(csvText);
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start = end + 1;
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} while (start <= length);
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return fields.toArray(new String[fields.size()]);
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}
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@UsedForTesting
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public static String[] split(final String line) throws CsvParseException {
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return split(SPLIT_FLAGS_NONE, line);
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}
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/**
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* Convert the raw CSV field text to the escaped text. It adds enclosing QUOTEs (U+0022) if the
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* raw value contains any QUOTE or comma. Also it converts any QUOTE character into two
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* consecutive QUOTE characters.
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*
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* @param text the raw CSV field text to be escaped.
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* @param alwaysQuoted true if the escaped text should always be enclosed by QUOTEs.
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* @return the escaped text.
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*/
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@UsedForTesting
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/* private */ static String escapeField(final String text, final boolean alwaysQuoted) {
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StringBuilder sb = null;
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boolean needsQuoted = alwaysQuoted;
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final int length = text.length();
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int indexToBeAppended = 0;
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for (int index = indexToBeAppended; index < length; index++) {
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final char c = text.charAt(index);
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if (c == COMMA) {
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needsQuoted = true;
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} else if (c == QUOTE) {
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needsQuoted = true;
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if (sb == null) {
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sb = new StringBuilder();
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}
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sb.append(text.substring(indexToBeAppended, index));
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indexToBeAppended = index + 1;
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sb.append(QUOTE); // escaping quote.
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sb.append(QUOTE); // escaped quote.
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}
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}
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if (sb != null && indexToBeAppended < length) {
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sb.append(text.substring(indexToBeAppended));
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}
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final String escapedText = (sb == null) ? text : sb.toString();
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return needsQuoted ? QUOTE + escapedText + QUOTE : escapedText;
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}
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private static final String SPACES = " ";
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private static void padToColumn(final StringBuilder sb, final int column) {
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int padding;
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while ((padding = column - sb.length()) > 0) {
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final String spaces = SPACES.substring(0, Math.min(padding, SPACES.length()));
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sb.append(spaces);
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}
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}
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/**
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* Join CSV text fields with comma. The column positions of the fields can be specified
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* optionally. Surround each fields with double quotes before joining.
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*
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* @param joinFlags flags for join behavior. {@link #JOIN_FLAGS_EXTRA_SPACE} will add an extra
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* space after each comma separator. {@link #JOIN_FLAGS_ALWAYS_QUOTED} will always add
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* surrounding quotes to each element.
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* @param columnPositions the array of column positions of the fields. It can be shorter than
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* <code>fields</code> or null. Note that specifying the array column positions of the fields
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* doesn't conform to RFC 4180.
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* @param fields the CSV text fields.
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* @return the string of the joined and escaped <code>fields</code>.
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*/
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@UsedForTesting
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public static String join(final int joinFlags, final int columnPositions[],
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final String... fields) {
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final boolean alwaysQuoted = (joinFlags & JOIN_FLAGS_ALWAYS_QUOTED) != 0;
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final String separator = COMMA + ((joinFlags & JOIN_FLAGS_EXTRA_SPACE) != 0 ? " " : "");
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final StringBuilder sb = new StringBuilder();
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for (int index = 0; index < fields.length; index++) {
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if (index > 0) {
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sb.append(separator);
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}
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if (columnPositions != null && index < columnPositions.length) {
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padToColumn(sb, columnPositions[index]);
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}
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final String escapedText = escapeField(fields[index], alwaysQuoted);
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sb.append(escapedText);
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}
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return sb.toString();
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}
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@UsedForTesting
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public static String join(final int joinFlags, final String... fields) {
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return join(joinFlags, null, fields);
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}
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@UsedForTesting
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public static String join(final String... fields) {
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return join(JOIN_FLAGS_NONE, null, fields);
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}
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}
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@ -1,225 +0,0 @@
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/*
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* Copyright (C) 2013 The Android Open Source Project
|
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*
|
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* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
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*/
|
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package com.android.inputmethod.latin.utils;
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||||
import android.test.AndroidTestCase;
|
||||
import android.test.suitebuilder.annotation.SmallTest;
|
||||
|
||||
import java.io.EOFException;
|
||||
import java.io.IOException;
|
||||
import java.io.LineNumberReader;
|
||||
import java.io.StringReader;
|
||||
|
||||
@SmallTest
|
||||
public class Base64ReaderTests extends AndroidTestCase {
|
||||
private static final String EMPTY_STRING = "";
|
||||
private static final String INCOMPLETE_CHAR1 = "Q";
|
||||
// Encode 'A'.
|
||||
private static final String INCOMPLETE_CHAR2 = "QQ";
|
||||
// Encode 'A', 'B'
|
||||
private static final String INCOMPLETE_CHAR3 = "QUI";
|
||||
// Encode 'A', 'B', 'C'
|
||||
private static final String COMPLETE_CHAR4 = "QUJD";
|
||||
private static final String ALL_BYTE_PATTERN =
|
||||
"AAECAwQFBgcICQoLDA0ODxAREhMUFRYXGBkaGxwdHh8gISIj\n"
|
||||
+ "JCUmJygpKissLS4vMDEyMzQ1Njc4OTo7PD0+P0BBQkNERUZH\n"
|
||||
+ "SElKS0xNTk9QUVJTVFVWV1hZWltcXV5fYGFiY2RlZmdoaWpr\n"
|
||||
+ "bG1ub3BxcnN0dXZ3eHl6e3x9fn+AgYKDhIWGh4iJiouMjY6P\n"
|
||||
+ "kJGSk5SVlpeYmZqbnJ2en6ChoqOkpaanqKmqq6ytrq+wsbKz\n"
|
||||
+ "tLW2t7i5uru8vb6/wMHCw8TFxsfIycrLzM3Oz9DR0tPU1dbX\n"
|
||||
+ "2Nna29zd3t/g4eLj5OXm5+jp6uvs7e7v8PHy8/T19vf4+fr7\n"
|
||||
+ "/P3+/w==";
|
||||
|
||||
public void test0CharInt8() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(EMPTY_STRING)));
|
||||
try {
|
||||
reader.readUint8();
|
||||
fail("0 char");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("0 char", 0, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test1CharInt8() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(INCOMPLETE_CHAR1)));
|
||||
try {
|
||||
reader.readUint8();
|
||||
fail("1 char");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("1 char", 0, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test2CharsInt8() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(INCOMPLETE_CHAR2)));
|
||||
try {
|
||||
final int v1 = reader.readUint8();
|
||||
assertEquals("2 chars pos 0", 'A', v1);
|
||||
reader.readUint8();
|
||||
fail("2 chars");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("2 chars", 1, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test3CharsInt8() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(INCOMPLETE_CHAR3)));
|
||||
try {
|
||||
final int v1 = reader.readUint8();
|
||||
assertEquals("3 chars pos 0", 'A', v1);
|
||||
final int v2 = reader.readUint8();
|
||||
assertEquals("3 chars pos 1", 'B', v2);
|
||||
reader.readUint8();
|
||||
fail("3 chars");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("3 chars", 2, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test4CharsInt8() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(COMPLETE_CHAR4)));
|
||||
try {
|
||||
final int v1 = reader.readUint8();
|
||||
assertEquals("4 chars pos 0", 'A', v1);
|
||||
final int v2 = reader.readUint8();
|
||||
assertEquals("4 chars pos 1", 'B', v2);
|
||||
final int v3 = reader.readUint8();
|
||||
assertEquals("4 chars pos 2", 'C', v3);
|
||||
reader.readUint8();
|
||||
fail("4 chars");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("4 chars", 3, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void testAllBytePatternInt8() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(ALL_BYTE_PATTERN)));
|
||||
try {
|
||||
for (int i = 0; i <= 0xff; i++) {
|
||||
final int v = reader.readUint8();
|
||||
assertEquals("value: all byte pattern: pos " + i, i, v);
|
||||
assertEquals("count: all byte pattern: pos " + i, i + 1, reader.getByteCount());
|
||||
}
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("all byte pattern", 256, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test0CharInt16() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(EMPTY_STRING)));
|
||||
try {
|
||||
reader.readInt16();
|
||||
fail("0 char");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("0 char", 0, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test1CharInt16() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(INCOMPLETE_CHAR1)));
|
||||
try {
|
||||
reader.readInt16();
|
||||
fail("1 char");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("1 char", 0, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test2CharsInt16() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(INCOMPLETE_CHAR2)));
|
||||
try {
|
||||
reader.readInt16();
|
||||
fail("2 chars");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("2 chars", 1, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test3CharsInt16() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(INCOMPLETE_CHAR3)));
|
||||
try {
|
||||
final short v1 = reader.readInt16();
|
||||
assertEquals("3 chars pos 0", 'A' << 8 | 'B', v1);
|
||||
reader.readInt16();
|
||||
fail("3 chars");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("3 chars", 2, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void test4CharsInt16() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(COMPLETE_CHAR4)));
|
||||
try {
|
||||
final short v1 = reader.readInt16();
|
||||
assertEquals("4 chars pos 0", 'A' << 8 | 'B', v1);
|
||||
reader.readInt16();
|
||||
fail("4 chars");
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("4 chars", 3, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
public void testAllBytePatternInt16() {
|
||||
final Base64Reader reader = new Base64Reader(
|
||||
new LineNumberReader(new StringReader(ALL_BYTE_PATTERN)));
|
||||
try {
|
||||
for (int i = 0; i <= 0xff; i += 2) {
|
||||
final short v = reader.readInt16();
|
||||
final short expected = (short)(i << 8 | (i + 1));
|
||||
assertEquals("value: all byte pattern: pos " + i, expected, v);
|
||||
assertEquals("count: all byte pattern: pos " + i, i + 2, reader.getByteCount());
|
||||
}
|
||||
} catch (final EOFException e) {
|
||||
assertEquals("all byte pattern", 256, reader.getByteCount());
|
||||
} catch (final IOException e) {
|
||||
fail("IOException: " + e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -1,424 +0,0 @@
|
|||
/*
|
||||
* Copyright (C) 2013 The Android Open Source Project
|
||||
*
|
||||
* Licensed under the Apache License, Version 2.0 (the "License");
|
||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
package com.android.inputmethod.latin.utils;
|
||||
|
||||
import android.test.AndroidTestCase;
|
||||
import android.test.suitebuilder.annotation.SmallTest;
|
||||
|
||||
import com.android.inputmethod.latin.utils.CsvUtils.CsvParseException;
|
||||
|
||||
import java.util.Arrays;
|
||||
|
||||
@SmallTest
|
||||
public class CsvUtilsTests extends AndroidTestCase {
|
||||
public void testUnescape() {
|
||||
assertEquals("", CsvUtils.unescapeField(""));
|
||||
assertEquals("text", CsvUtils.unescapeField("text")); // text
|
||||
assertEquals("", CsvUtils.unescapeField("\"\"")); // ""
|
||||
assertEquals("\"", CsvUtils.unescapeField("\"\"\"\"")); // """" -> "
|
||||
assertEquals("text", CsvUtils.unescapeField("\"text\"")); // "text" -> text
|
||||
assertEquals("\"text", CsvUtils.unescapeField("\"\"\"text\"")); // """text" -> "text
|
||||
assertEquals("text\"", CsvUtils.unescapeField("\"text\"\"\"")); // "text""" -> text"
|
||||
assertEquals("te\"xt", CsvUtils.unescapeField("\"te\"\"xt\"")); // "te""xt" -> te"xt
|
||||
assertEquals("\"text\"",
|
||||
CsvUtils.unescapeField("\"\"\"text\"\"\"")); // """text""" -> "text"
|
||||
assertEquals("t\"e\"x\"t",
|
||||
CsvUtils.unescapeField("\"t\"\"e\"\"x\"\"t\"")); // "t""e""x""t" -> t"e"x"t
|
||||
}
|
||||
|
||||
public void testUnescapeException() {
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\""); // "
|
||||
fail("Unterminated quote: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\"\"\""); // """
|
||||
fail("Unterminated quote: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\"\"\"\"\""); // """""
|
||||
fail("Unterminated quote: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\"text"); // "text
|
||||
fail("Unterminated quote: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("text\""); // text"
|
||||
fail("Raw quote in text: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("te\"xt"); // te"xt
|
||||
fail("Raw quote in text: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\"\"text"); // ""text
|
||||
fail("Raw quote in quoted text: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in quoted text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("text\"\""); // text""
|
||||
fail("Escaped quote in text: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Escaped quote in text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("te\"\"xt"); // te""xt
|
||||
fail("Escaped quote in text: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Escaped quote in text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\"\"text\""); // ""text"
|
||||
fail("Raw quote in quoted text: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in quoted text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\"text\"\""); // "text""
|
||||
fail("Unterminated quote: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\"te\"xt\""); // "te"xt"
|
||||
fail("Raw quote in quoted text: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in quoted text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\"b,c"); // "b,c
|
||||
fail("Unterminated quote: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String text = CsvUtils.unescapeField("\",\"a\""); // ","a"
|
||||
fail("Raw quote in quoted text: text=" + text);
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in quoted text", success.getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
private static <T> void assertArrayEquals(final T[] expected, final T[] actual) {
|
||||
if (expected == actual) {
|
||||
return;
|
||||
}
|
||||
if (expected == null || actual == null) {
|
||||
assertEquals(Arrays.toString(expected), Arrays.toString(actual));
|
||||
return;
|
||||
}
|
||||
if (expected.length != actual.length) {
|
||||
assertEquals("[length]", Arrays.toString(expected), Arrays.toString(actual));
|
||||
return;
|
||||
}
|
||||
for (int i = 0; i < expected.length; i++) {
|
||||
final T e = expected[i];
|
||||
final T a = actual[i];
|
||||
if (e == a) {
|
||||
continue;
|
||||
}
|
||||
assertEquals("["+i+"]", expected[i], actual[i]);
|
||||
}
|
||||
}
|
||||
|
||||
public void testSplit() {
|
||||
assertArrayEquals(new String[]{""}, CsvUtils.split(""));
|
||||
assertArrayEquals(new String[]{" "}, CsvUtils.split(" "));
|
||||
assertArrayEquals(new String[]{"text"}, CsvUtils.split("text"));
|
||||
assertArrayEquals(new String[]{" a b "}, CsvUtils.split(" a b "));
|
||||
|
||||
assertArrayEquals(new String[]{"", ""}, CsvUtils.split(","));
|
||||
assertArrayEquals(new String[]{"", "", ""}, CsvUtils.split(",,"));
|
||||
assertArrayEquals(new String[]{" ", " "}, CsvUtils.split(" , "));
|
||||
assertArrayEquals(new String[]{" ", " ", " "}, CsvUtils.split(" , , "));
|
||||
assertArrayEquals(new String[]{"a", "b"}, CsvUtils.split("a,b"));
|
||||
assertArrayEquals(new String[]{" a ", " b "}, CsvUtils.split(" a , b "));
|
||||
|
||||
assertArrayEquals(new String[]{"text"},
|
||||
CsvUtils.split("\"text\"")); // "text"
|
||||
assertArrayEquals(new String[]{" text "},
|
||||
CsvUtils.split("\" text \"")); // "_text_"
|
||||
|
||||
assertArrayEquals(new String[]{""},
|
||||
CsvUtils.split("\"\"")); // ""
|
||||
assertArrayEquals(new String[]{"\""},
|
||||
CsvUtils.split("\"\"\"\"")); // """"
|
||||
assertArrayEquals(new String[]{"", ""},
|
||||
CsvUtils.split("\"\",\"\"")); // "",""
|
||||
assertArrayEquals(new String[]{"\",\""},
|
||||
CsvUtils.split("\"\"\",\"\"\"")); // ""","""
|
||||
assertArrayEquals(new String[]{"\"", "\""},
|
||||
CsvUtils.split("\"\"\"\",\"\"\"\"")); // """",""""
|
||||
assertArrayEquals(new String[]{"\"", "\",\""},
|
||||
CsvUtils.split("\"\"\"\",\"\"\",\"\"\"")); // """",""","""
|
||||
assertArrayEquals(new String[]{"\",\"", "\""},
|
||||
CsvUtils.split("\"\"\",\"\"\",\"\"\"\"")); // """,""",""""
|
||||
|
||||
assertArrayEquals(new String[]{" a ", " b , c "},
|
||||
CsvUtils.split(" a ,\" b , c \"")); // _a_,"_b_,_c_"
|
||||
assertArrayEquals(new String[]{" a ", " b , c ", " d "},
|
||||
CsvUtils.split(" a ,\" b , c \", d ")); // _a_,"_b_,_c_",_d_
|
||||
}
|
||||
|
||||
public void testSplitException() {
|
||||
try {
|
||||
final String[] fields = CsvUtils.split(" \"text\" "); // _"text"_
|
||||
fail("Raw quote in text: fields=" + Arrays.toString(fields));
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String[] fields = CsvUtils.split(" \" text \" "); // _"_text_"_
|
||||
fail("Raw quote in text: fields=" + Arrays.toString(fields));
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in text", success.getMessage());
|
||||
}
|
||||
|
||||
try {
|
||||
final String[] fields = CsvUtils.split("a,\"b,"); // a,",b
|
||||
fail("Unterminated quote: fields=" + Arrays.toString(fields));
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String[] fields = CsvUtils.split("a,\"\"\",b"); // a,""",b
|
||||
fail("Unterminated quote: fields=" + Arrays.toString(fields));
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String[] fields = CsvUtils.split("a,\"\"\"\"\",b"); // a,""""",b
|
||||
fail("Unterminated quote: fields=" + Arrays.toString(fields));
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String[] fields = CsvUtils.split("a,\"b,c"); // a,"b,c
|
||||
fail("Unterminated quote: fields=" + Arrays.toString(fields));
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Unterminated quote", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String[] fields = CsvUtils.split("a,\",\"b,c"); // a,","b,c
|
||||
fail("Raw quote in quoted text: fields=" + Arrays.toString(fields));
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in quoted text", success.getMessage());
|
||||
}
|
||||
try {
|
||||
final String[] fields = CsvUtils.split("a,\",\"b\",\",c"); // a,","b",",c
|
||||
fail("Raw quote in quoted text: fields=" + Arrays.toString(fields));
|
||||
} catch (final CsvParseException success) {
|
||||
assertEquals("Raw quote in quoted text", success.getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
public void testSplitWithTrimSpaces() {
|
||||
final int trimSpaces = CsvUtils.SPLIT_FLAGS_TRIM_SPACES;
|
||||
assertArrayEquals(new String[]{""}, CsvUtils.split(trimSpaces, ""));
|
||||
assertArrayEquals(new String[]{""}, CsvUtils.split(trimSpaces, " "));
|
||||
assertArrayEquals(new String[]{"text"}, CsvUtils.split(trimSpaces, "text"));
|
||||
assertArrayEquals(new String[]{"a b"}, CsvUtils.split(trimSpaces, " a b "));
|
||||
|
||||
assertArrayEquals(new String[]{"", ""}, CsvUtils.split(trimSpaces, ","));
|
||||
assertArrayEquals(new String[]{"", "", ""}, CsvUtils.split(trimSpaces, ",,"));
|
||||
assertArrayEquals(new String[]{"", ""}, CsvUtils.split(trimSpaces, " , "));
|
||||
assertArrayEquals(new String[]{"", "", ""}, CsvUtils.split(trimSpaces, " , , "));
|
||||
assertArrayEquals(new String[]{"a", "b"}, CsvUtils.split(trimSpaces, "a,b"));
|
||||
assertArrayEquals(new String[]{"a", "b"}, CsvUtils.split(trimSpaces, " a , b "));
|
||||
|
||||
assertArrayEquals(new String[]{"text"},
|
||||
CsvUtils.split(trimSpaces, "\"text\"")); // "text"
|
||||
assertArrayEquals(new String[]{"text"},
|
||||
CsvUtils.split(trimSpaces, " \"text\" ")); // _"text"_
|
||||
assertArrayEquals(new String[]{" text "},
|
||||
CsvUtils.split(trimSpaces, "\" text \"")); // "_text_"
|
||||
assertArrayEquals(new String[]{" text "},
|
||||
CsvUtils.split(trimSpaces, " \" text \" ")); // _"_text_"_
|
||||
assertArrayEquals(new String[]{"a", "b"},
|
||||
CsvUtils.split(trimSpaces, " \"a\" , \"b\" ")); // _"a"_,_"b"_
|
||||
|
||||
assertArrayEquals(new String[]{""},
|
||||
CsvUtils.split(trimSpaces, " \"\" ")); // _""_
|
||||
assertArrayEquals(new String[]{"\""},
|
||||
CsvUtils.split(trimSpaces, " \"\"\"\" ")); // _""""_
|
||||
assertArrayEquals(new String[]{"", ""},
|
||||
CsvUtils.split(trimSpaces, " \"\" , \"\" ")); // _""_,_""_
|
||||
assertArrayEquals(new String[]{"\" , \""},
|
||||
CsvUtils.split(trimSpaces, " \"\"\" , \"\"\" ")); // _"""_,_"""_
|
||||
assertArrayEquals(new String[]{"\"", "\""},
|
||||
CsvUtils.split(trimSpaces, " \"\"\"\" , \"\"\"\" ")); // _""""_,_""""_
|
||||
assertArrayEquals(new String[]{"\"", "\" , \""},
|
||||
CsvUtils.split(trimSpaces, " \"\"\"\" , \"\"\" , \"\"\" ")); // _""""_,_"""_,_"""_
|
||||
assertArrayEquals(new String[]{"\" , \"", "\""},
|
||||
CsvUtils.split(trimSpaces, " \"\"\" , \"\"\" , \"\"\"\" ")); // _"""_,_"""_,_""""_
|
||||
|
||||
assertArrayEquals(new String[]{"a", " b , c "},
|
||||
CsvUtils.split(trimSpaces, " a , \" b , c \" ")); // _a_,_"_b_,_c_"_
|
||||
assertArrayEquals(new String[]{"a", " b , c ", "d"},
|
||||
CsvUtils.split(trimSpaces, " a, \" b , c \" , d ")); // _a,_"_b_,_c_"_,_d_
|
||||
}
|
||||
|
||||
public void testEscape() {
|
||||
assertEquals("", CsvUtils.escapeField("", false));
|
||||
assertEquals("plain", CsvUtils.escapeField("plain", false));
|
||||
assertEquals(" ", CsvUtils.escapeField(" ", false));
|
||||
assertEquals(" ", CsvUtils.escapeField(" ", false));
|
||||
assertEquals("a space", CsvUtils.escapeField("a space", false));
|
||||
assertEquals(" space-at-start", CsvUtils.escapeField(" space-at-start", false));
|
||||
assertEquals("space-at-end ", CsvUtils.escapeField("space-at-end ", false));
|
||||
assertEquals("a lot of spaces", CsvUtils.escapeField("a lot of spaces", false));
|
||||
assertEquals("\",\"", CsvUtils.escapeField(",", false));
|
||||
assertEquals("\",,\"", CsvUtils.escapeField(",,", false));
|
||||
assertEquals("\"a,comma\"", CsvUtils.escapeField("a,comma", false));
|
||||
assertEquals("\",comma-at-begin\"", CsvUtils.escapeField(",comma-at-begin", false));
|
||||
assertEquals("\"comma-at-end,\"", CsvUtils.escapeField("comma-at-end,", false));
|
||||
assertEquals("\",,a,lot,,,of,commas,,\"",
|
||||
CsvUtils.escapeField(",,a,lot,,,of,commas,,", false));
|
||||
assertEquals("\"a comma,and a space\"", CsvUtils.escapeField("a comma,and a space", false));
|
||||
assertEquals("\"\"\"\"", CsvUtils.escapeField("\"", false)); // " -> """"
|
||||
assertEquals("\"\"\"\"\"\"", CsvUtils.escapeField("\"\"", false)); // "" -> """"""
|
||||
assertEquals("\"\"\"\"\"\"\"\"", CsvUtils.escapeField("\"\"\"", false)); // """ -> """"""""
|
||||
assertEquals("\"\"\"text\"\"\"",
|
||||
CsvUtils.escapeField("\"text\"", false)); // "text" -> """text"""
|
||||
assertEquals("\"text has \"\" in middle\"",
|
||||
CsvUtils.escapeField("text has \" in middle", false));
|
||||
assertEquals("\"\"\"quote,at begin\"", CsvUtils.escapeField("\"quote,at begin", false));
|
||||
assertEquals("\"quote at,end\"\"\"", CsvUtils.escapeField("quote at,end\"", false));
|
||||
assertEquals("\"\"\"quote at begin\"", CsvUtils.escapeField("\"quote at begin", false));
|
||||
assertEquals("\"quote at end\"\"\"", CsvUtils.escapeField("quote at end\"", false));
|
||||
}
|
||||
|
||||
public void testEscapeWithAlwaysQuoted() {
|
||||
assertEquals("\"\"", CsvUtils.escapeField("", true));
|
||||
assertEquals("\"plain\"", CsvUtils.escapeField("plain", true));
|
||||
assertEquals("\" \"", CsvUtils.escapeField(" ", true));
|
||||
assertEquals("\" \"", CsvUtils.escapeField(" ", true));
|
||||
assertEquals("\"a space\"", CsvUtils.escapeField("a space", true));
|
||||
assertEquals("\" space-at-start\"", CsvUtils.escapeField(" space-at-start", true));
|
||||
assertEquals("\"space-at-end \"", CsvUtils.escapeField("space-at-end ", true));
|
||||
assertEquals("\"a lot of spaces\"", CsvUtils.escapeField("a lot of spaces", true));
|
||||
assertEquals("\",\"", CsvUtils.escapeField(",", true));
|
||||
assertEquals("\",,\"", CsvUtils.escapeField(",,", true));
|
||||
assertEquals("\"a,comma\"", CsvUtils.escapeField("a,comma", true));
|
||||
assertEquals("\",comma-at-begin\"", CsvUtils.escapeField(",comma-at-begin", true));
|
||||
assertEquals("\"comma-at-end,\"", CsvUtils.escapeField("comma-at-end,", true));
|
||||
assertEquals("\",,a,lot,,,of,commas,,\"",
|
||||
CsvUtils.escapeField(",,a,lot,,,of,commas,,", true));
|
||||
assertEquals("\"a comma,and a space\"", CsvUtils.escapeField("a comma,and a space", true));
|
||||
assertEquals("\"\"\"\"", CsvUtils.escapeField("\"", true)); // " -> """"
|
||||
assertEquals("\"\"\"\"\"\"", CsvUtils.escapeField("\"\"", true)); // "" -> """"""
|
||||
assertEquals("\"\"\"\"\"\"\"\"", CsvUtils.escapeField("\"\"\"", true)); // """ -> """"""""
|
||||
assertEquals("\"\"\"text\"\"\"",
|
||||
CsvUtils.escapeField("\"text\"", true)); // "text" -> """text"""
|
||||
assertEquals("\"text has \"\" in middle\"",
|
||||
CsvUtils.escapeField("text has \" in middle", true));
|
||||
assertEquals("\"\"\"quote,at begin\"", CsvUtils.escapeField("\"quote,at begin", true));
|
||||
assertEquals("\"quote at,end\"\"\"", CsvUtils.escapeField("quote at,end\"", true));
|
||||
assertEquals("\"\"\"quote at begin\"", CsvUtils.escapeField("\"quote at begin", true));
|
||||
assertEquals("\"quote at end\"\"\"", CsvUtils.escapeField("quote at end\"", true));
|
||||
}
|
||||
|
||||
public void testJoinWithoutColumnPositions() {
|
||||
assertEquals("", CsvUtils.join());
|
||||
assertEquals("", CsvUtils.join(""));
|
||||
assertEquals(",", CsvUtils.join("", ""));
|
||||
|
||||
assertEquals("text, text,text ",
|
||||
CsvUtils.join("text", " text", "text "));
|
||||
assertEquals("\"\"\"\",\"\"\"\"\"\",\"\"\"text\"\"\"",
|
||||
CsvUtils.join("\"", "\"\"", "\"text\""));
|
||||
assertEquals("a b,\"c,d\",\"e\"\"f\"",
|
||||
CsvUtils.join("a b", "c,d", "e\"f"));
|
||||
}
|
||||
|
||||
public void testJoinWithoutColumnPositionsWithExtraSpace() {
|
||||
final int extraSpace = CsvUtils.JOIN_FLAGS_EXTRA_SPACE;
|
||||
assertEquals("", CsvUtils.join(extraSpace));
|
||||
assertEquals("", CsvUtils.join(extraSpace, ""));
|
||||
assertEquals(", ", CsvUtils.join(extraSpace, "", ""));
|
||||
|
||||
assertEquals("text, text, text ",
|
||||
CsvUtils.join(extraSpace, "text", " text", "text "));
|
||||
// ","","text" -> """","""""","""text"""
|
||||
assertEquals("\"\"\"\", \"\"\"\"\"\", \"\"\"text\"\"\"",
|
||||
CsvUtils.join(extraSpace, "\"", "\"\"", "\"text\""));
|
||||
assertEquals("a b, \"c,d\", \"e\"\"f\"",
|
||||
CsvUtils.join(extraSpace, "a b", "c,d", "e\"f"));
|
||||
}
|
||||
|
||||
public void testJoinWithoutColumnPositionsWithExtraSpaceAndAlwaysQuoted() {
|
||||
final int extrSpaceAndQuoted =
|
||||
CsvUtils.JOIN_FLAGS_EXTRA_SPACE | CsvUtils.JOIN_FLAGS_ALWAYS_QUOTED;
|
||||
assertEquals("", CsvUtils.join(extrSpaceAndQuoted));
|
||||
assertEquals("\"\"", CsvUtils.join(extrSpaceAndQuoted, ""));
|
||||
assertEquals("\"\", \"\"", CsvUtils.join(extrSpaceAndQuoted, "", ""));
|
||||
|
||||
assertEquals("\"text\", \" text\", \"text \"",
|
||||
CsvUtils.join(extrSpaceAndQuoted, "text", " text", "text "));
|
||||
// ","","text" -> """", """""", """text"""
|
||||
assertEquals("\"\"\"\", \"\"\"\"\"\", \"\"\"text\"\"\"",
|
||||
CsvUtils.join(extrSpaceAndQuoted, "\"", "\"\"", "\"text\""));
|
||||
assertEquals("\"a b\", \"c,d\", \"e\"\"f\"",
|
||||
CsvUtils.join(extrSpaceAndQuoted, "a b", "c,d", "e\"f"));
|
||||
}
|
||||
|
||||
public void testJoinWithColumnPositions() {
|
||||
final int noFlags = CsvUtils.JOIN_FLAGS_NONE;
|
||||
assertEquals("", CsvUtils.join(noFlags, new int[]{}));
|
||||
assertEquals(" ", CsvUtils.join(noFlags, new int[]{3}, ""));
|
||||
assertEquals(" ,", CsvUtils.join(noFlags, new int[]{1}, "", ""));
|
||||
assertEquals(", ", CsvUtils.join(noFlags, new int[]{0, 3}, "", ""));
|
||||
|
||||
assertEquals("text, text, text ",
|
||||
CsvUtils.join(noFlags, new int[]{0, 8, 15}, "text", " text", "text "));
|
||||
// ","","text" -> """", """""","""text"""
|
||||
assertEquals("\"\"\"\", \"\"\"\"\"\",\"\"\"text\"\"\"",
|
||||
CsvUtils.join(noFlags, new int[]{0, 8, 15}, "\"", "\"\"", "\"text\""));
|
||||
assertEquals("a b, \"c,d\", \"e\"\"f\"",
|
||||
CsvUtils.join(noFlags, new int[]{0, 8, 15}, "a b", "c,d", "e\"f"));
|
||||
}
|
||||
|
||||
public void testJoinWithColumnPositionsWithExtraSpace() {
|
||||
final int extraSpace = CsvUtils.JOIN_FLAGS_EXTRA_SPACE;
|
||||
assertEquals("", CsvUtils.join(extraSpace, new int[]{}));
|
||||
assertEquals(" ", CsvUtils.join(extraSpace, new int[]{3}, ""));
|
||||
assertEquals(" , ", CsvUtils.join(extraSpace, new int[]{1}, "", ""));
|
||||
assertEquals(", ", CsvUtils.join(extraSpace, new int[]{0, 3}, "", ""));
|
||||
|
||||
assertEquals("text, text, text ",
|
||||
CsvUtils.join(extraSpace, new int[]{0, 8, 15}, "text", " text", "text "));
|
||||
// ","","text" -> """", """""", """text"""
|
||||
assertEquals("\"\"\"\", \"\"\"\"\"\", \"\"\"text\"\"\"",
|
||||
CsvUtils.join(extraSpace, new int[]{0, 8, 15}, "\"", "\"\"", "\"text\""));
|
||||
assertEquals("a b, \"c,d\", \"e\"\"f\"",
|
||||
CsvUtils.join(extraSpace, new int[]{0, 8, 15}, "a b", "c,d", "e\"f"));
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue