88 lines
3.3 KiB
JavaScript
88 lines
3.3 KiB
JavaScript
// Copyright 2013 The Closure Library Authors. All Rights Reserved.
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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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* @fileoverview Unit tests for goog.string.
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*/
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goog.provide('goog.string.newlinesTest');
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goog.require('goog.string.newlines');
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goog.require('goog.testing.jsunit');
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goog.setTestOnly('goog.string.newlinesTest');
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// test for goog.string.splitLines
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function testSplitLines() {
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/**
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* @param {!Array.<string>} expected
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* @param {string} string
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* @param {boolean=} opt_keepNewlines
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*/
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function assertSplitLines(expected, string, opt_keepNewlines) {
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var keepNewlines = opt_keepNewlines || false;
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var lines = goog.string.newlines.splitLines(string, keepNewlines);
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assertElementsEquals(expected, lines);
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}
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// Test values borrowed from Python's splitlines. http://goo.gl/iwawx
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assertSplitLines(['abc', 'def', '', 'ghi'], 'abc\ndef\n\rghi');
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assertSplitLines(['abc', 'def', '', 'ghi'], 'abc\ndef\n\r\nghi');
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assertSplitLines(['abc', 'def', 'ghi'], 'abc\ndef\r\nghi');
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assertSplitLines(['abc', 'def', 'ghi'], 'abc\ndef\r\nghi\n');
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assertSplitLines(['abc', 'def', 'ghi', ''], 'abc\ndef\r\nghi\n\r');
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assertSplitLines(['', 'abc', 'def', 'ghi', ''], '\nabc\ndef\r\nghi\n\r');
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assertSplitLines(['', 'abc', 'def', 'ghi', ''], '\nabc\ndef\r\nghi\n\r');
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assertSplitLines(['\n', 'abc\n', 'def\r\n', 'ghi\n', '\r'],
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'\nabc\ndef\r\nghi\n\r', true);
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assertSplitLines(['', 'abc', 'def', 'ghi', ''], '\nabc\ndef\r\nghi\n\r');
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assertSplitLines(['\n', 'abc\n', 'def\r\n', 'ghi\n', '\r'],
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'\nabc\ndef\r\nghi\n\r', true);
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}
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function testGetLines() {
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var lines = goog.string.newlines.getLines('abc\ndef\n\rghi');
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assertEquals(4, lines.length);
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assertEquals(0, lines[0].startLineIndex);
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assertEquals(3, lines[0].endContentIndex);
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assertEquals(4, lines[0].endLineIndex);
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assertEquals('abc', lines[0].getContent());
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assertEquals('abc\n', lines[0].getFullLine());
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assertEquals('\n', lines[0].getNewline());
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assertEquals(4, lines[1].startLineIndex);
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assertEquals(7, lines[1].endContentIndex);
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assertEquals(8, lines[1].endLineIndex);
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assertEquals('def', lines[1].getContent());
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assertEquals('def\n', lines[1].getFullLine());
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assertEquals('\n', lines[1].getNewline());
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assertEquals(8, lines[2].startLineIndex);
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assertEquals(8, lines[2].endContentIndex);
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assertEquals(9, lines[2].endLineIndex);
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assertEquals('', lines[2].getContent());
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assertEquals('\r', lines[2].getFullLine());
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assertEquals('\r', lines[2].getNewline());
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assertEquals(9, lines[3].startLineIndex);
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assertEquals(12, lines[3].endContentIndex);
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assertEquals(12, lines[3].endLineIndex);
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assertEquals('ghi', lines[3].getContent());
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assertEquals('ghi', lines[3].getFullLine());
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assertEquals('', lines[3].getNewline());
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}
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