<!doctype html>
<html>
<head>
<script src="../../http/tests/inspector/resources/inspector-test.js"></script>
<script>
function clickBody() {
    document.body.click();

    TestPage.dispatchEventToFrontend("TestPageAfterClick");
}

function test() {
    let clickEventListener = null;

    let suite = InspectorTest.createAsyncSuite("DOM.setEventListenerDisabled");

    function logListener() {
        return DOMAgent.getEventListenersForNode(clickEventListener.nodeId).then(({listeners}) => {
            listeners = listeners.filter((listener) => listener.nodeId === clickEventListener.nodeId);
            InspectorTest.assert(listeners.length === 1, "There should only be one event listener.");
            InspectorTest.assert(listeners[0].type === "click", `There event listener should be for "click".`);
            InspectorTest.log("Click event listener is " + (listeners[0].disabled ? "disabled" : "enabled") + ".");
        });
    }

    suite.addTestCase({
        name: "DOM.setEventListenerDisabled.DisabledClickEvent",
        test(resolve, reject) {
            InspectorTest.singleFireEventListener("TestPageDocumentClicked", () => {
                reject("Click event listener should not be called");
            });

            InspectorTest.singleFireEventListener("TestPageAfterClick", () => {
                InspectorTest.pass("Click event listener did not fire.");

                logListener().then(resolve, reject);
            });

            logListener().then(() => {
                InspectorTest.log("Disabling event listener...");

                const disabled = true;
                DOMAgent.setEventListenerDisabled(clickEventListener.eventListenerId, disabled, (error) => {
                    if (error) {
                        reject(error);
                        return;
                    }

                    InspectorTest.evaluateInPage(`clickBody()`, () => {
                        InspectorTest.log("<body> clicked.");
                    });
                });
            });
        }
    });

    suite.addTestCase({
        name: "DOM.setEventListenerDisabled.ReenabledClickEvent",
        test(resolve, reject) {
            InspectorTest.singleFireEventListener("TestPageDocumentClicked", () => {
                InspectorTest.pass("Click event listener fired.");

                logListener().then(resolve, reject);
            });

            logListener().then(() => {
                InspectorTest.log("Enabling event listener...");

                const disabled = false;
                DOMAgent.setEventListenerDisabled(clickEventListener.eventListenerId, disabled, (error) => {
                    if (error) {
                        reject(error);
                        return;
                    }

                    InspectorTest.evaluateInPage(`clickBody()`, () => {
                        InspectorTest.log("<body> clicked.");
                    });
                });
            });
        }
    });

    suite.addTestCase({
        name: "DOM.setEventListenerDisabled.Invalid",
        description: "Invalid event listener identifiers should cause an error.",
        test(resolve, reject) {
            const invalidEventListenerId = 9999999;
            const disabled = false;
            DOMAgent.setEventListenerDisabled(invalidEventListenerId, disabled, (error) => {
                InspectorTest.expectThat(error, "Should produce an error.");
                InspectorTest.log("Error: " + error);
                resolve();
            });
        }
    });

    WI.domManager.requestDocument((documentNode) => {
        DOMAgent.getEventListenersForNode(documentNode.id, (error, eventListeners) => {
            if (error) {
                InspectorTest.fail("Unable to retrieve event listeners.");
                InspectorTest.completeTest();
                return;
            }

            clickEventListener = eventListeners[0];
            if (!clickEventListener || clickEventListener.type !== "click") {
                InspectorTest.fail("Missing click event listener.");
                InspectorTest.completeTest();
                return;
            }

            suite.runTestCasesAndFinish();
        });
    });
}
</script>
</head>
<body onload="runTest()">
    <p>Testing DOMAgent.setEventListenerDisabled.</p>

    <script>
        document.addEventListener("click", (event) => {
            TestPage.dispatchEventToFrontend("TestPageDocumentClicked");
        });
    </script>
</body>
</html>