Tools/TestWebKitAPI/Tests/WebKitCocoa/WKWebExtensionAPIEvent.mm

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#import "config.h"

#if ENABLE(WK_WEB_EXTENSIONS)

#import "WebExtensionUtilities.h"

namespace TestWebKitAPI {

TEST(WKWebExtensionAPIEvent, TestEventListener)
{
    auto *backgroundScript = Util::constructScript(@[
        // Setup
        @"function listener() { browser.test.notifyPass('This listener should have been called.') }",
        @"browser.test.assertFalse(browser.test.testEvent.hasListener(listener), 'Should not have listener')",
        @"browser.test.testEvent.addListener(listener)",

        // Test
        @"browser.test.assertTrue(browser.test.testEvent.hasListener(listener), 'Should have listener')",
        @"browser.test.testEvent.removeListener(listener)",
        @"browser.test.assertFalse(browser.test.testEvent.hasListener(listener), 'Should not have listener')",
        @"browser.test.testEvent.addListener(listener)",

        // Finish. The listener firing will indicate that the test passed.
        @"browser.test.fireTestEvent()"
    ]);

    auto *manifest = @{ @"manifest_version": @3, @"background": @{ @"scripts": @[ @"background.js" ], @"persistent": @NO } };

    Util::loadAndRunExtension(manifest, @{ @"background.js": backgroundScript });
}

} // namespace TestWebKitAPI

#endif // ENABLE(WK_WEB_EXTENSIONS)