summaryrefslogtreecommitdiffstats
path: root/devtools/server/tests/chrome/test_styles-matched.html
blob: 42e1ec7885265ad70ed8f6755e1176ecb4c4dc7e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=
-->
<head>
  <meta charset="utf-8">
  <title>Test for Bug </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">
  <script type="application/javascript" src="inspector-helpers.js"></script>
  <script type="application/javascript">
"use strict";

const CssLogic = require("devtools/shared/inspector/css-logic");

window.onload = function() {
  SimpleTest.waitForExplicitFinish();
  runNextTest();
};

let gWalker = null;
let gStyles = null;
let gInspectee = null;

addTest(async function setup() {
  const url = document.getElementById("inspectorContent").href;
  const { commands, target, doc } = await attachURL(url);
  gInspectee = doc;

  // We need an active resource command before initializing the inspector front.
  const resourceCommand = commands.resourceCommand;
  // We listen to any random resource, we only need to trigger the resource command
  // onTargetAvailable callback so the `resourceCommand` attribute is set on the target front.
  await resourceCommand.watchResources([resourceCommand.TYPES.DOCUMENT_EVENT], { onAvailable: () => {} });

  const inspector = await target.getFront("inspector");
  gWalker = inspector.walker;
  gStyles = await inspector.getPageStyle();
  runNextTest();
});

addTest(function testMatchedStyles() {
  promiseDone(gWalker.querySelector(gWalker.rootNode, "#matched-test-node").then(node => {
    return gStyles.getMatchedSelectors(node, "font-size", {});
  }).then(matched => {
    is(matched[0].sourceText, "this.style", "First match comes from the element style");
    is(matched[0].selector, "@element.style", "Element style has a special selector");
    is(matched[0].value, "10px", "First match has the expected value");
    is(matched[0].status, CssLogic.STATUS.BEST, "First match is the best match");
    is(matched[0].rule.type, 100, "First match is an element style");
    is(matched[0].rule.href, gInspectee.defaultView.location.href,
       "Node style comes from this document");

    is(matched[1].sourceText, ".column-rule",
      "Second match comes from a rule");
    is(matched[1].selector, ".column-rule",
      "Second match comes from highest line number");
    is(matched[1].value, "25px", "Second match comes from highest column");
    is(matched[1].status, CssLogic.STATUS.PARENT_MATCH,
      "Second match is from the parent");
    is(matched[1].rule.parentStyleSheet.href, null,
      "Inline stylesheet shouldn't have an href");
    is(matched[1].rule.parentStyleSheet.nodeHref, gInspectee.defaultView.location.href,
      "Inline stylesheet's nodeHref should match the current document");
    ok(!matched[1].rule.parentStyleSheet.system,
      "Inline stylesheet shouldn't be a system stylesheet.");

    // matched[2] is only there to test matched[1]; do not need to test

    is(matched[3].value, "15px", "Third match has the expected value");
  }).then(runNextTest));
});

addTest(function testSystemStyles() {
  let testNode = null;

  promiseDone(gWalker.querySelector(gWalker.rootNode, "#matched-test-node").then(node => {
    testNode = node;
    return gStyles.getMatchedSelectors(testNode, "display", { filter: "user" });
  }).then(matched => {
    is(matched.length, 0, "No user selectors apply to this rule.");
    return gStyles.getMatchedSelectors(testNode, "display", { filter: "ua" });
  }).then(matched => {
    is(matched[0].selector, "div", "Should match system div selector");
    is(matched[0].value, "block");
  }).then(runNextTest));
});

addTest(function cleanup() {
  gStyles = null;
  gWalker = null;
  gInspectee = null;
  runNextTest();
});

  </script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=">Mozilla Bug </a>
<a id="inspectorContent" target="_blank" href="inspector-styles-data.html">Test Document</a>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
</pre>
</body>
</html>