<!-- This Source Code Form is subject to the terms of the Mozilla Public
   - License, v. 2.0. If a copy of the MPL was not distributed with this
   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
<!DOCTYPE HTML>
<html>
<!--
Test the rendering of a stack trace
-->
<head>
  <meta charset="utf-8">
  <title>StackTrace component test</title>
  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
</head>
<body>
<script src="head.js"></script>
<script>
"use strict";

window.onload = function() {
  const ReactDOM = browserRequire("devtools/client/shared/vendor/react-dom");
  const React = browserRequire("devtools/client/shared/vendor/react");
  const StackTrace = React.createFactory(
    browserRequire("devtools/client/shared/components/StackTrace")
  );
  ok(StackTrace, "Got the StackTrace factory");

  add_task(async function() {
    const stacktrace = [
      {
        filename: "https://myfile.com/mahscripts.js",
        lineNumber: 55,
        columnNumber: 10,
      },
      {
        asyncCause: "because",
        functionName: "loadFunc",
        filename: "https://myfile.com/loadee.js",
        lineNumber: 10,
      },
    ];

    const props = {
      stacktrace,
      onViewSourceInDebugger: () => {},
    };

    const trace = ReactDOM.render(StackTrace(props), window.document.body);
    await forceRender(trace);

    const traceEl = ReactDOM.findDOMNode(trace);
    ok(traceEl, "Rendered StackTrace has an element");

    // Get the child nodes and filter out the text-only whitespace ones
    const frameEls = Array.from(traceEl.childNodes)
      .filter(n => n.className && n.className.includes("frame"));
    ok(frameEls, "Rendered StackTrace has frames");
    is(frameEls.length, 3, "StackTrace has 3 frames");

    // Check the top frame, function name should be anonymous
    checkFrameString({
      el: frameEls[0],
      functionName: "<anonymous>",
      source: "https://myfile.com/mahscripts.js",
      file: "https://myfile.com/mahscripts.js",
      line: 55,
      column: 10,
      shouldLink: true,
      tooltip: "View source in Debugger → https://myfile.com/mahscripts.js:55:10",
    });

    // Check the async cause node
    is(frameEls[1].className, "frame-link-async-cause",
       "Async cause has the right class");
    is(frameEls[1].textContent, "(Async: because)", "Async cause has the right label");

    // Check the third frame, the source should be parsed into a valid source URL
    checkFrameString({
      el: frameEls[2],
      functionName: "loadFunc",
      source: "https://myfile.com/loadee.js",
      file: "https://myfile.com/loadee.js",
      line: 10,
      column: null,
      shouldLink: true,
      tooltip: "View source in Debugger → https://myfile.com/loadee.js:10",
    });

    // Check the tabs and newlines in the stack trace textContent
    const traceText = traceEl.textContent;
    const traceLines = traceText.split("\n");
    ok(!!traceLines.length, "There are newlines in the stack trace text");
    is(traceLines.pop(), "", "There is a newline at the end of the stack trace text");
    is(traceLines.length, 3, "The stack trace text has 3 lines");
    ok(traceLines.every(l => l[0] == "\t"), "Every stack trace line starts with tab");
  });
};
</script>
</body>
</html>
