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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <vector>
#include "base/utf_string_conversions.h"
#include "base/stl_util.h"
#include "chrome/common/spellcheck_messages.h"
#include "chrome/renderer/spellchecker/spellcheck_provider_test.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/WebKit/Source/Platform/chromium/public/WebString.h"
// Tests for Hunspell functionality in SpellcheckingProvider
namespace {
TEST_F(SpellCheckProviderTest, UsingHunspell) {
FakeTextCheckingCompletion completion;
provider_.RequestTextChecking(WebKit::WebString("hello"),
&completion);
EXPECT_EQ(completion.completion_count_, 1U);
EXPECT_EQ(provider_.messages_.size(), 0U);
EXPECT_EQ(provider_.pending_text_request_size(), 0U);
}
// Tests that the SpellCheckProvider object sends a spellcheck request when a
// user finishes typing a word. Also this test verifies that this object checks
// only a line being edited by the user.
TEST_F(SpellCheckProviderTest, MultiLineText) {
FakeTextCheckingCompletion completion;
// Verify that the SpellCheckProvider class does not spellcheck empty text.
provider_.ResetResult();
provider_.RequestTextChecking(WebKit::WebString(), &completion);
EXPECT_EQ(-1, provider_.offset_);
EXPECT_TRUE(provider_.text_.empty());
// Verify that the SpellCheckProvider class does not spellcheck text while we
// are typing a word.
provider_.ResetResult();
provider_.RequestTextChecking(WebKit::WebString("First"), &completion);
EXPECT_EQ(-1, provider_.offset_);
EXPECT_TRUE(provider_.text_.empty());
// Verify that the SpellCheckProvider class spellcheck the first word when we
// type a space key, i.e. when we finish typing a word.
provider_.ResetResult();
provider_.RequestTextChecking(WebKit::WebString("First "), &completion);
EXPECT_EQ(0, provider_.offset_);
EXPECT_EQ(ASCIIToUTF16("First "), provider_.text_);
// Verify that the SpellCheckProvider class spellcheck the first line when we
// type a return key, i.e. when we finish typing a line.
provider_.ResetResult();
provider_.RequestTextChecking(WebKit::WebString("First Second\n"),
&completion);
EXPECT_EQ(0, provider_.offset_);
EXPECT_EQ(ASCIIToUTF16("First Second\n"), provider_.text_);
// Verify that the SpellCheckProvider class spellcheck the lines when we
// finish typing a word "Third" to the second line.
provider_.ResetResult();
provider_.RequestTextChecking(WebKit::WebString("First Second\nThird "),
&completion);
EXPECT_EQ(0, provider_.offset_);
EXPECT_EQ(ASCIIToUTF16("First Second\nThird "), provider_.text_);
// Verify that the SpellCheckProvider class does not send a spellcheck request
// when a user inserts whitespace characters.
provider_.ResetResult();
provider_.RequestTextChecking(WebKit::WebString("First Second\nThird "),
&completion);
EXPECT_EQ(-1, provider_.offset_);
EXPECT_TRUE(provider_.text_.empty());
// Verify that the SpellCheckProvider class spellcheck the lines when we type
// a period.
provider_.ResetResult();
provider_.RequestTextChecking(
WebKit::WebString("First Second\nThird Fourth."), &completion);
EXPECT_EQ(0, provider_.offset_);
EXPECT_EQ(ASCIIToUTF16("First Second\nThird Fourth."), provider_.text_);
}
// Tests that the SpellCheckProvider class cancels incoming spellcheck requests
// when it does not need to handle them.
TEST_F(SpellCheckProviderTest, CancelUnnecessaryRequests) {
FakeTextCheckingCompletion completion;
provider_.RequestTextChecking(WebKit::WebString("hello."),
&completion);
EXPECT_EQ(completion.completion_count_, 1U);
EXPECT_EQ(completion.cancellation_count_, 0U);
// Test that the SpellCheckProvider class cancels an incoming request with the
// text same as above.
provider_.RequestTextChecking(WebKit::WebString("hello."),
&completion);
EXPECT_EQ(completion.completion_count_, 2U);
EXPECT_EQ(completion.cancellation_count_, 1U);
// Test that the SpellCheckProvider class cancels an incoming request that
// does not include any words.
provider_.RequestTextChecking(WebKit::WebString(":-)"),
&completion);
EXPECT_EQ(completion.completion_count_, 3U);
EXPECT_EQ(completion.cancellation_count_, 2U);
// Test that the SpellCheckProvider class sends a request when it receives a
// Russian word.
const wchar_t kRussianWord[] = L"\x0431\x0451\x0434\x0440\x0430";
provider_.RequestTextChecking(WebKit::WebString(WideToUTF16(kRussianWord)),
&completion);
EXPECT_EQ(completion.completion_count_, 4U);
EXPECT_EQ(completion.cancellation_count_, 2U);
}
} // namespace
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