wpt/shadow-dom/reference-target/reference-target-basics.html at 1576218b9c0d127aee1fc3bfcac91e3678a79b36 · web-platform-tests/wpt · GitHub

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
<!DOCTYPE HTML>
<html>
<head>
  <script src="/resources/testharness.js"></script>
  <script src="/resources/testharnessreport.js"></script>
  <script src="/resources/testdriver.js"></script>
  <script src="/resources/testdriver-vendor.js"></script>
</head>
<body>

<div id="host1">
  <template shadowrootmode="open"></template>
</div>

<div id="host2">
  <template shadowrootmode="open" shadowrootreferencetarget></template>
</div>

<div id="host3">
  <template shadowrootmode="open" shadowrootreferencetarget="targetID"></template>
</div>

<script>

test(() => {
  const shadow1 = document.querySelector("#host1").shadowRoot;
  assert_equals(shadow1.referenceTarget, "");

  const shadow2 = document.querySelector("#host2").shadowRoot;
  assert_equals(shadow2.referenceTarget, "");
}, "ShadowRoot.referenceTarget defaults to empty string when shadow is created declaratively");

test(() => {
  const shadow1 = document.querySelector("#host3").shadowRoot;
  assert_equals(shadow1.referenceTarget, "targetID");
}, "<template> shadowrootreferencetarget sets referenceTarget on shadow root");

test(() => {
  const host1 = document.createElement("div");
  const shadow1 = host1.attachShadow({"mode": "open"});
  assert_equals(shadow1.referenceTarget, "");

  const host2 = document.createElement("div");
  const shadow2 = host2.attachShadow({"mode": "open", "referenceTarget": null});
  assert_equals(shadow2.referenceTarget, "null");

  const host3 = document.createElement("div");
  const shadow3 = host3.attachShadow({"mode": "open", "referenceTarget": ""});
  assert_equals(shadow3.referenceTarget, "");
}, "ShadowRoot.referenceTarget defaults to empty string when shadow is created imperatively");

test(() => {
  const host1 = document.createElement("div");
  const shadow1 = host1.attachShadow({"mode": "open", "referenceTarget": "targetID"});
  assert_equals(shadow1.referenceTarget, "targetID");

  const host2 = document.createElement("div");
  const shadow2 = host2.attachShadow({"mode": "open", "referenceTarget": 42});
  assert_equals(shadow2.referenceTarget, "42");

  const host3 = document.createElement("div");
  const shadow3 = host3.attachShadow({"mode": "open", "referenceTarget": true});
  assert_equals(shadow3.referenceTarget, "true");

  const host4 = document.createElement("div");
  const shadow4 = host4.attachShadow({"mode": "open", "referenceTarget": {"foo": "bar"}});
  assert_equals(shadow4.referenceTarget, "[object Object]");
}, "ShadowRootInitDict can be used to set referenceTarget on shadow root");

</script>
</body>
</html>