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// Copyright 2025 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/ui/android/autofill/autofill_accessibility_utils.h"
#include <string>
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace autofill {
class MockAutofillAccessibilityHelper : public AutofillAccessibilityHelper {
public:
MockAutofillAccessibilityHelper() = default;
~MockAutofillAccessibilityHelper() override = default;
MOCK_METHOD(void,
AnnounceTextForA11y,
(const std::u16string& message),
(override));
};
class AutofillAccessibilityUtilsTest : public testing::Test {
public:
AutofillAccessibilityUtilsTest() = default;
~AutofillAccessibilityUtilsTest() override = default;
protected:
void SetUp() override {
mock_helper_ = std::make_unique<MockAutofillAccessibilityHelper>();
AutofillAccessibilityHelper::SetInstanceForTesting(mock_helper_.get());
}
void TearDown() override {
AutofillAccessibilityHelper::SetInstanceForTesting(nullptr);
mock_helper_.reset();
}
MockAutofillAccessibilityHelper* mock_helper_ptr() {
return mock_helper_.get();
}
private:
std::unique_ptr<MockAutofillAccessibilityHelper> mock_helper_;
};
// Verifies that the AnnounceTextForA11y method correctly delegates to the
// underlying helper.
TEST_F(AutofillAccessibilityUtilsTest, AnnounceTextForA11y_CallsHelper) {
const std::u16string test_message = u"Form filled successfully";
EXPECT_CALL(*mock_helper_ptr(), AnnounceTextForA11y(test_message)).Times(1);
AutofillAccessibilityHelper::GetInstance()->AnnounceTextForA11y(test_message);
}
// Tests that empty messages are handled gracefully without causing crashes.
TEST_F(AutofillAccessibilityUtilsTest, AnnounceTextForA11y_EmptyMessage) {
const std::u16string empty_message = u"";
EXPECT_CALL(*mock_helper_ptr(), AnnounceTextForA11y(empty_message)).Times(1);
AutofillAccessibilityHelper::GetInstance()->AnnounceTextForA11y(
empty_message);
}
// Confirms that GetInstance returns the mock helper during testing.
TEST_F(AutofillAccessibilityUtilsTest, GetInstance_ReturnsMockDuringTest) {
AutofillAccessibilityHelper* instance =
AutofillAccessibilityHelper::GetInstance();
EXPECT_EQ(instance, mock_helper_ptr());
}
// Simulates production code usage to verify accessibility announcements work
// correctly.
TEST_F(AutofillAccessibilityUtilsTest,
ProductionCode_VerifyAccessibilityAnnouncements) {
const std::u16string expected_message = u"Credit card information filled";
EXPECT_CALL(*mock_helper_ptr(), AnnounceTextForA11y(expected_message))
.Times(1);
AutofillAccessibilityHelper::GetInstance()->AnnounceTextForA11y(
expected_message);
}
} // namespace autofill
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