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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/input_method/text_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash {
namespace input_method {
namespace {
TEST(TextUtilsTest, FindsLastSentenceEnd) {
// Simple test cases.
EXPECT_EQ(FindLastSentenceEnd(u"This is a test.", 15u), 14u);
EXPECT_EQ(FindLastSentenceEnd(u"This is a test.", 14u), kUndefined);
// Ignores non-terminal dot.
EXPECT_EQ(FindLastSentenceEnd(u"Hi! There are 1.5 million people.", 20u), 2u);
EXPECT_EQ(FindLastSentenceEnd(u"What? Mr. Smith isn't here!", 20u), 4u);
EXPECT_EQ(FindLastSentenceEnd(u"What? (Mr. Smith isn't here!)", 20u), 4u);
// Ends with section end.
EXPECT_EQ(FindLastSentenceEnd(u"He said: \"You are superb!\"", 26u), 25u);
EXPECT_EQ(FindLastSentenceEnd(u"(This is a test.) Hi!", 19u), 16u);
// Ends with emoticon.
EXPECT_EQ(FindLastSentenceEnd(u"Thank you :) Have a nice day!", 20u), 11u);
EXPECT_EQ(FindLastSentenceEnd(u"I am so sorry :-(", 17u), 16u);
// Multiple lines cases.
EXPECT_EQ(FindLastSentenceEnd(u"This is a dog\n\nThat is a cat", 20u), 13u);
EXPECT_EQ(FindLastSentenceEnd(u"This is a dog\n", 13u), 12u);
}
TEST(TextUtilsTest, FindsNextSentenceEnd) {
// Simple test cases.
EXPECT_EQ(FindNextSentenceEnd(u"This is a test.", 15u), kUndefined);
EXPECT_EQ(FindNextSentenceEnd(u"This is a test.", 14u), 14u);
EXPECT_EQ(FindNextSentenceEnd(u"This is a test.", 0u), 14u);
// Ignores non-terminal dot.
EXPECT_EQ(FindNextSentenceEnd(u"Hi! There are 1.5 million people.", 8u), 32u);
EXPECT_EQ(FindNextSentenceEnd(u"What? Mr. Smith isn't here!", 6u), 26u);
EXPECT_EQ(FindNextSentenceEnd(u"What? (Mr. Smith isn't here!)", 6u), 28u);
// Ends with section end.
EXPECT_EQ(FindNextSentenceEnd(u"He said: \"You are superb!\"", 0u), 25u);
EXPECT_EQ(FindNextSentenceEnd(u"(This is a test.) Hi!", 10u), 16u);
// Ends with emoticon.
EXPECT_EQ(FindNextSentenceEnd(u"Thank you :) Have a nice day!", 0u), 11u);
EXPECT_EQ(FindNextSentenceEnd(u"I am so sorry :-(", 16u), 16u);
// Multiple lines cases.
EXPECT_EQ(FindNextSentenceEnd(u"This is a dog\n\nThat is a cat", 0u), 12u);
}
TEST(TextUtilsTest, FindLastSentence) {
EXPECT_EQ(FindLastSentence(u"This is a test.", 14u), Sentence());
EXPECT_EQ(FindLastSentence(u"This is a test.", 15u), Sentence());
EXPECT_EQ(FindLastSentence(u"This is a test. ", 15u),
Sentence(gfx::Range(0, 15), u"This is a test."));
EXPECT_EQ(FindLastSentence(u"Hi! This is a test. ", 19u),
Sentence(gfx::Range(4, 19), u"This is a test."));
EXPECT_EQ(FindLastSentence(u"Hi! There are 1.5 million people.", 20u),
Sentence(gfx::Range(0, 3), u"Hi!"));
EXPECT_EQ(FindLastSentence(u"What? Mr. Smith isn't here!", 20u),
Sentence(gfx::Range(0, 5), u"What?"));
EXPECT_EQ(FindLastSentence(u"What? (Mr. Smith isn't here!)", 20u),
Sentence(gfx::Range(0, 5), u"What?"));
EXPECT_EQ(FindLastSentence(u"Thank you :) Have a nice day!", 20u),
Sentence(gfx::Range(0, 12), u"Thank you :)"));
EXPECT_EQ(FindLastSentence(u"This is a dog\nThat is a cat", 20u),
Sentence(gfx::Range(0, 13), u"This is a dog"));
EXPECT_EQ(FindLastSentence(u"This is a dog\n\nThat is a cat", 20u),
Sentence());
EXPECT_EQ(FindLastSentence(u"This is a dog\n", 13u), Sentence());
}
TEST(TextUtilsTest, FindCurrentSentence) {
EXPECT_EQ(FindCurrentSentence(u"This is a test.", 14u),
Sentence(gfx::Range(0, 15), u"This is a test."));
EXPECT_EQ(FindCurrentSentence(u"This is a test.", 15u),
Sentence(gfx::Range(0, 15), u"This is a test."));
EXPECT_EQ(FindCurrentSentence(u"This is a test. ", 15u), Sentence());
EXPECT_EQ(FindCurrentSentence(u"Hi! This is a test. ", 18u),
Sentence(gfx::Range(4, 19), u"This is a test."));
EXPECT_EQ(FindCurrentSentence(u"Hi! There are 1.5 million people.", 20u),
Sentence(gfx::Range(4, 33), u"There are 1.5 million people."));
EXPECT_EQ(FindCurrentSentence(u"What? Mr. Smith isn't here!", 20u),
Sentence(gfx::Range(6, 27), u"Mr. Smith isn't here!"));
EXPECT_EQ(FindCurrentSentence(u"What? (Mr. Smith isn't here!)", 20u),
Sentence(gfx::Range(6, 29), u"(Mr. Smith isn't here!)"));
EXPECT_EQ(FindCurrentSentence(u"Thank you :) Have a nice day!", 20u),
Sentence(gfx::Range(13, 29), u"Have a nice day!"));
EXPECT_EQ(FindCurrentSentence(u"This is a dog\nThat is a cat", 20u),
Sentence(gfx::Range(14, 27), u"That is a cat"));
EXPECT_EQ(FindCurrentSentence(u"This is a dog\n", 13u),
Sentence(gfx::Range(0, 13), u"This is a dog"));
}
} // namespace
} // namespace input_method
} // namespace ash
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