firefox-main/dom/base/test/gtest/TestTextDirective.cpp (file symbol)

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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "TextDirectiveUtil.h"
#include "gtest/gtest.h"
using namespace mozilla::dom;
TEST(TestTextDirective, ComputeWordBoundaryDistancesLTR)
{
nsString text(u"Hello, world! This is a test.");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 7u);
EXPECT_EQ(wordEndDistances[0], 5u); // "Hello"
EXPECT_EQ(wordEndDistances[1], 12u); // "Hello, world"
EXPECT_EQ(wordEndDistances[2], 18u); // "Hello, world! This"
EXPECT_EQ(wordEndDistances[3], 21u); // "Hello, world! This is"
EXPECT_EQ(wordEndDistances[4], 23u); // "Hello, world! This is a"
EXPECT_EQ(wordEndDistances[5], 28u); // "Hello, world! This is a test"
EXPECT_EQ(wordEndDistances[6], 29u); // "Hello, world! This is a test."
}
TEST(TestTextDirective, ComputeWordBoundaryDistancesRTL)
{
nsString text(u"Hello, world! This is a test.");
nsTArray<uint32_t> wordBeginDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Left>(
text);
EXPECT_EQ(wordBeginDistances.Length(), 6u);
EXPECT_EQ(wordBeginDistances[0], 5u); // "test."
EXPECT_EQ(wordBeginDistances[1], 7u); // "a test."
EXPECT_EQ(wordBeginDistances[2], 10u); // "is a test."
EXPECT_EQ(wordBeginDistances[3], 15u); // "This is a test."
EXPECT_EQ(wordBeginDistances[4], 22u); // "world! This is a test."
EXPECT_EQ(wordBeginDistances[5], 29u); // "Hello, world! This is a test."
}
TEST(TestTextDirective, ComputeWordBoundaryDistancesPunctuationOnly)
{
nsString text(u": , .");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 1u);
EXPECT_EQ(wordEndDistances[0], 5u);
}
TEST(TestTextDirective,
ComputeWordBoundaryDistancesWithPunctuationSeparatedByWhitespace)
{
nsString text(u"foo ... bar");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 2u);
EXPECT_EQ(wordEndDistances[0], 3u); // "foo"
EXPECT_EQ(wordEndDistances[1], 11u); // "foo ... bar"
}
TEST(TestTextDirective, ComputeWordBoundaryDistancesEndingInPunctuation)
{
nsString text(u"foo ...");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 2u);
EXPECT_EQ(wordEndDistances[0], 3u); // "foo"
EXPECT_EQ(wordEndDistances[1], 7u); // "foo ..."
}
TEST(TestTextDirective, ComputeWordBoundaryDistancesWithEmptyString)
{
nsString text(u"");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 1u);
EXPECT_EQ(wordEndDistances[0], 0u);
}
TEST(TestTextDirective,
RemoveFirstWordFromStringAndDistanceArrayPunctuationAfterFirstWordLTR)
{
nsString text(u"Hello, world! This is a test.");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 7u);
uint32_t firstWordLength =
TextDirectiveUtil::RemoveFirstWordFromStringAndDistanceArray<
TextScanDirection::Right>(text, wordEndDistances);
EXPECT_EQ(firstWordLength, 7u); // "Hello, "
EXPECT_EQ(text, u"world! This is a test.");
EXPECT_EQ(wordEndDistances.Length(), 6u);
EXPECT_EQ(wordEndDistances[0], 5u); // "world"
EXPECT_EQ(wordEndDistances[1], 11u); // "world! This"
EXPECT_EQ(wordEndDistances[2], 14u); // "world! This is"
EXPECT_EQ(wordEndDistances[3], 16u); // "world! This is a"
EXPECT_EQ(wordEndDistances[4], 21u); // "world! This is a test"
EXPECT_EQ(wordEndDistances[5], 22u); // "world! This is a test."
}
TEST(TestTextDirective, RemoveFirstWordFromStringInParenthesisLTR)
{
nsString text(u"(Hello) world");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 2u);
uint32_t firstWordLength =
TextDirectiveUtil::RemoveFirstWordFromStringAndDistanceArray<
TextScanDirection::Right>(text, wordEndDistances);
EXPECT_EQ(firstWordLength, 8u); // "(Hello) "
EXPECT_EQ(text, u"world");
EXPECT_EQ(wordEndDistances.Length(), 1u);
EXPECT_EQ(wordEndDistances[0], 5u); // "world"
}
TEST(TestTextDirective, RemoveFirstWordFromStringAndDistanceArrayRTL)
{
nsString text(u"Hello, world! This is a test.");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Left>(
text);
EXPECT_EQ(wordEndDistances.Length(), 6u);
uint32_t firstWordLength =
TextDirectiveUtil::RemoveFirstWordFromStringAndDistanceArray<
TextScanDirection::Left>(text, wordEndDistances);
EXPECT_EQ(firstWordLength, 6u); // " test."
EXPECT_EQ(text, u"Hello, world! This is a");
EXPECT_EQ(wordEndDistances.Length(), 5u);
EXPECT_EQ(wordEndDistances[0], 1u); // "a"
EXPECT_EQ(wordEndDistances[1], 4u); // "is a"
EXPECT_EQ(wordEndDistances[2], 9u); // "This is a"
EXPECT_EQ(wordEndDistances[3], 16u); // "world! This is a"
EXPECT_EQ(wordEndDistances[4], 23u); // "Hello, world! This is a"
}
TEST(TestTextDirective, RemoveFirstWordFromStringInParenthesisRTL)
{
nsString text(u"Hello (world)");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Left>(
text);
EXPECT_EQ(wordEndDistances.Length(), 2u);
uint32_t firstWordLength =
TextDirectiveUtil::RemoveFirstWordFromStringAndDistanceArray<
TextScanDirection::Left>(text, wordEndDistances);
EXPECT_EQ(firstWordLength, 8u); // " (world)"
EXPECT_EQ(text, u"Hello");
EXPECT_EQ(wordEndDistances.Length(), 1u);
EXPECT_EQ(wordEndDistances[0], 5u); // "Hello"
}
TEST(TestTextDirective,
RemoveFirstWordFromStringAndDistanceArrayMultiplePunctuationLTR)
{
nsString text(u"...foo!!! bar?");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 3u);
uint32_t firstWordLength =
TextDirectiveUtil::RemoveFirstWordFromStringAndDistanceArray<
TextScanDirection::Right>(text, wordEndDistances);
EXPECT_EQ(firstWordLength, 10u); // "...foo!!! "
EXPECT_EQ(text, u"bar?");
EXPECT_EQ(wordEndDistances.Length(), 2u);
EXPECT_EQ(wordEndDistances[0], 3u); // "bar"
EXPECT_EQ(wordEndDistances[1], 4u); // "bar?"
}
TEST(TestTextDirective,
RemoveFirstWordFromStringAndDistanceArrayMultiplePunctuationRTL)
{
nsString text(u"foo!!! ...bar");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Left>(
text);
EXPECT_EQ(wordEndDistances.Length(), 2u);
uint32_t firstWordLength =
TextDirectiveUtil::RemoveFirstWordFromStringAndDistanceArray<
TextScanDirection::Left>(text, wordEndDistances);
EXPECT_EQ(firstWordLength, 10u); // "!!! ...bar"
EXPECT_EQ(text, u"foo");
EXPECT_EQ(wordEndDistances.Length(), 1u);
EXPECT_EQ(wordEndDistances[0], 3u); // "foo"
}
TEST(TestTextDirective,
RemoveFirstWordFromStringAndDistanceArrayEndsInPunctuationLTR)
{
nsString text(u"foo ...");
nsTArray<uint32_t> wordEndDistances =
TextDirectiveUtil::ComputeWordBoundaryDistances<TextScanDirection::Right>(
text);
EXPECT_EQ(wordEndDistances.Length(), 2u);
uint32_t firstWordLength =
TextDirectiveUtil::RemoveFirstWordFromStringAndDistanceArray<
TextScanDirection::Right>(text, wordEndDistances);
EXPECT_EQ(firstWordLength, 7u); // "foo ..."
EXPECT_EQ(text, u"foo ...");
EXPECT_EQ(wordEndDistances.Length(), 0u);
}