112 lines
4.6 KiB
Java
112 lines
4.6 KiB
Java
/*
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* Copyright (C) 2010 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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/**
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* This is a series of unit tests for snippet creation
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*
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* You can run this entire test case with:
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* runtest -c com.android.email.SnippetTests email
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*/
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package com.android.email;
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import android.test.AndroidTestCase;
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public class SnippetTests extends AndroidTestCase {
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public void testPlainSnippet() {
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// Test the simplest cases
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assertEquals("", Snippet.fromPlainText(null));
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assertEquals("", Snippet.fromPlainText(""));
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// Test handling leading, trailing, and duplicated whitespace
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// Just test common whitespace characters; we calls Character.isWhitespace() internally, so
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// other whitespace should be fine as well
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assertEquals("", Snippet.fromPlainText(" \n\r\t\r\t\n"));
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char c = Snippet.NON_BREAKING_SPACE_CHARACTER;
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assertEquals("foo", Snippet.fromPlainText(c + "\r\n\tfoo \n\t\r" + c));
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assertEquals("foo bar", Snippet.fromPlainText(c + "\r\n\tfoo \r\n bar\n\t\r" + c));
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// Handle duplicated - and =
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assertEquals("Foo-Bar=Bletch", Snippet.fromPlainText("Foo-----Bar=======Bletch"));
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// We shouldn't muck with HTML entities
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assertEquals(" >", Snippet.fromPlainText(" >"));
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}
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public void testHtmlSnippet() {
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// Test the simplest cases
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assertEquals("", Snippet.fromHtmlText(null));
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assertEquals("", Snippet.fromHtmlText(""));
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// Test handling leading, trailing, and duplicated whitespace
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// Just test common whitespace characters; we calls Character.isWhitespace() internally, so
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// other whitespace should be fine as well
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assertEquals("", Snippet.fromHtmlText(" \n\r\t\r\t\n"));
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char c = Snippet.NON_BREAKING_SPACE_CHARACTER;
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assertEquals("foo", Snippet.fromHtmlText(c + "\r\n\tfoo \n\t\r" + c));
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assertEquals("foo bar", Snippet.fromHtmlText(c + "\r\n\tfoo \r\n bar\n\t\r" + c));
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// Handle duplicated - and =
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assertEquals("Foo-Bar=Bletch", Snippet.fromPlainText("Foo-----Bar=======Bletch"));
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// We should catch HTML entities in these tests
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assertEquals(">", Snippet.fromHtmlText(" >"));
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assertEquals("&<> \"", Snippet.fromHtmlText("&<> ""));
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// Test for decimal and hex entities
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assertEquals("ABC", Snippet.fromHtmlText("ABC"));
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assertEquals("ABC", Snippet.fromHtmlText("ABC"));
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// Test for stripping simple tags
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assertEquals("Hi there", Snippet.fromHtmlText("<html>Hi there</html>"));
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// TODO: Add tests here if/when we find problematic HTML
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}
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public void testStripHtmlEntityEdgeCases() {
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int[] skipCount = new int[1];
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// Bare & isn't an entity
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char c = Snippet.stripHtmlEntity("&", 0, skipCount);
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assertEquals(c, '&');
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assertEquals(0, skipCount[0]);
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// Also not legal
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c = Snippet.stripHtmlEntity("&;", 0, skipCount);
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assertEquals(c, '&');
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assertEquals(0, skipCount[0]);
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// This is an entity, but shouldn't be found
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c = Snippet.stripHtmlEntity("&nosuch;", 0, skipCount);
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assertEquals(c, '&');
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assertEquals(0, skipCount[0]);
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// This is too long for an entity, even though it starts like a valid one
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c = Snippet.stripHtmlEntity(" andmore;", 0, skipCount);
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assertEquals(c, '&');
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assertEquals(0, skipCount[0]);
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// Illegal decimal entities
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c = Snippet.stripHtmlEntity("&#ABC", 0, skipCount);
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assertEquals(c, '&');
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assertEquals(0, skipCount[0]);
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c = Snippet.stripHtmlEntity("B", 0, skipCount);
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assertEquals(c, '&');
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assertEquals(0, skipCount[0]);
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// Illegal hex entities
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c = Snippet.stripHtmlEntity("઼", 0, skipCount);
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assertEquals(c, '&');
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assertEquals(0, skipCount[0]);
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// Illegal hex entities
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c = Snippet.stripHtmlEntity("G", 0, skipCount);
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assertEquals(c, '&');
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assertEquals(0, skipCount[0]);
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}
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}
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