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|
/* -*- Mode: indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* vim: set sts=2 sw=2 et tw=80: */
"use strict";
loadTestSubscript("head_devtools.js");
const BASE_URL =
"http://mochi.test:8888/browser/browser/components/extensions/test/browser/";
/**
* this test file ensures that:
*
* - devtools.inspectedWindow.eval provides the expected $0 and inspect bindings
*/
add_task(async function test_devtools_inspectedWindow_eval_bindings() {
const TEST_TARGET_URL = `${BASE_URL}/file_inspectedwindow_eval.html`;
let tab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
TEST_TARGET_URL
);
function devtools_page() {
browser.test.onMessage.addListener(async (msg, ...args) => {
if (msg !== "inspectedWindow-eval-request") {
browser.test.fail(`Unexpected test message received: ${msg}`);
return;
}
try {
const [evalResult, errorResult] =
await browser.devtools.inspectedWindow.eval(...args);
browser.test.sendMessage("inspectedWindow-eval-result", {
evalResult,
errorResult,
});
} catch (err) {
browser.test.sendMessage("inspectedWindow-eval-result");
browser.test.fail(`Error: ${err} :: ${err.stack}`);
}
});
browser.test.sendMessage("devtools-page-loaded");
}
let extension = ExtensionTestUtils.loadExtension({
manifest: {
devtools_page: "devtools_page.html",
},
files: {
"devtools_page.html": `<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<script text="text/javascript" src="devtools_page.js"></script>
</head>
<body>
</body>
</html>`,
"devtools_page.js": devtools_page,
},
});
await extension.startup();
const toolbox = await openToolboxForTab(tab);
await extension.awaitMessage("devtools-page-loaded");
// Test $0 binding with no selected node
info("Test inspectedWindow.eval $0 binding with no selected node");
const evalNoSelectedNodePromise = extension.awaitMessage(
`inspectedWindow-eval-result`
);
extension.sendMessage(`inspectedWindow-eval-request`, "$0");
const evalNoSelectedNodeResult = await evalNoSelectedNodePromise;
Assert.deepEqual(
evalNoSelectedNodeResult,
{ evalResult: undefined, errorResult: undefined },
"Got the expected eval result"
);
// Test $0 binding with a selected node in the inspector.
await openToolboxForTab(tab, "inspector");
info(
"Test inspectedWindow.eval $0 binding with a selected node in the inspector"
);
const evalSelectedNodePromise = extension.awaitMessage(
`inspectedWindow-eval-result`
);
extension.sendMessage(`inspectedWindow-eval-request`, "$0 && $0.tagName");
const evalSelectedNodeResult = await evalSelectedNodePromise;
Assert.deepEqual(
evalSelectedNodeResult,
{ evalResult: "BODY", errorResult: undefined },
"Got the expected eval result"
);
// Test that inspect($0) switch the developer toolbox to the inspector.
await openToolboxForTab(tab, TOOLBOX_BLANK_PANEL_ID);
const inspectorPanelSelectedPromise = (async () => {
const toolId = await toolbox.once("select");
if (toolId === "inspector") {
info("Toolbox has been switched to the inspector as expected");
const selectedNodeName =
toolbox.selection.nodeFront &&
toolbox.selection.nodeFront._form.nodeName;
is(
selectedNodeName,
"A",
"The expected DOM node has been selected in the inspector"
);
} else {
throw new Error(
`inspector panel expected, ${toolId} has been selected instead`
);
}
})();
info("Test inspectedWindow.eval inspect() binding called for a DOM element");
extension.sendMessage(
`inspectedWindow-eval-request`,
"inspect(document.querySelector('a#link-to-inspect'))"
);
await extension.awaitMessage(`inspectedWindow-eval-result`);
info(
"Wait for the toolbox to switch to the inspector and the expected node has been selected"
);
await inspectorPanelSelectedPromise;
function expectedSourceSelected(sourceFilename, sourceLine) {
return () => {
const dbg = toolbox.getPanel("jsdebugger");
const selectedLocation = dbg._selectors.getSelectedLocation(
dbg._getState()
);
if (!selectedLocation) {
return false;
}
return (
selectedLocation.sourceId.includes(sourceFilename) &&
selectedLocation.line == sourceLine
);
};
}
info("Test inspectedWindow.eval inspect() binding called for a function");
const debuggerPanelSelectedPromise = (async () => {
const toolId = await toolbox.once("select");
if (toolId === "jsdebugger") {
info("Toolbox has been switched to the jsdebugger as expected");
} else {
throw new Error(
`jsdebugger panel expected, ${toolId} has been selected instead`
);
}
})();
extension.sendMessage(
`inspectedWindow-eval-request`,
"inspect(test_inspect_function)"
);
await extension.awaitMessage(`inspectedWindow-eval-result`);
await debuggerPanelSelectedPromise;
await BrowserTestUtils.waitForCondition(
expectedSourceSelected("file_inspectedwindow_eval.html", 9),
"Wait the expected function to be selected in the jsdebugger panel"
);
info("Test inspectedWindow.eval inspect() bound function");
extension.sendMessage(
`inspectedWindow-eval-request`,
"inspect(test_bound_function)"
);
await extension.awaitMessage(`inspectedWindow-eval-result`);
await BrowserTestUtils.waitForCondition(
expectedSourceSelected("file_inspectedwindow_eval.html", 15),
"Wait the expected function to be selected in the jsdebugger panel"
);
info("Test inspectedWindow.eval inspect() binding called for a JS object");
const splitPanelOpenedPromise = (async () => {
await toolbox.once("split-console");
const { hud } = toolbox.getPanel("webconsole");
// Wait for the message to appear on the console.
const messageNode = await new Promise(resolve => {
hud.ui.on("new-messages", function onThisMessage(messages) {
for (let m of messages) {
resolve(m.node);
hud.ui.off("new-messages", onThisMessage);
return;
}
});
});
let objectInspectors = [...messageNode.querySelectorAll(".tree")];
is(
objectInspectors.length,
1,
"There is the expected number of object inspectors"
);
// We need to wait for the object to be expanded so we don't call the server on a closed connection.
const [oi] = objectInspectors;
let nodes = oi.querySelectorAll(".node");
ok(nodes.length >= 1, "The object preview is rendered as expected");
// The tree can still be collapsed since the properties are fetched asynchronously.
if (nodes.length === 1) {
info("Waiting for the object properties to be displayed");
// If this is the case, we wait for the properties to be fetched and displayed.
await new Promise(resolve => {
const observer = new MutationObserver(mutations => {
resolve();
observer.disconnect();
});
observer.observe(oi, { childList: true });
});
// Retrieve the new nodes.
nodes = oi.querySelectorAll(".node");
}
// We should have 3 nodes :
// ▼ Object { testkey: "testvalue" }
// | testkey: "testvalue"
// | ▶︎ __proto__: Object { … }
is(nodes.length, 3, "The object preview has the expected number of nodes");
})();
const inspectJSObjectPromise = extension.awaitMessage(
`inspectedWindow-eval-result`
);
extension.sendMessage(
`inspectedWindow-eval-request`,
"inspect({testkey: 'testvalue'})"
);
await inspectJSObjectPromise;
info("Wait for the split console to be opened and the JS object inspected");
await splitPanelOpenedPromise;
info("Split console has been opened as expected");
await closeToolboxForTab(tab);
await extension.unload();
BrowserTestUtils.removeTab(tab);
});
|
