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
|
/* vim:set ts=2 sw=2 sts=2 et: */
/* 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/. */
// Test that JavaScript expressions that evaluate to null or undefined produce
// meaningful output.
const TEST_URI = "http://example.com/browser/browser/devtools/webconsole/test/test-console.html";
function test() {
addTab(TEST_URI);
browser.addEventListener("load", function onLoad() {
browser.removeEventListener("load", onLoad, true);
openConsole(null, testNullAndUndefinedOutput);
}, true);
}
function testNullAndUndefinedOutput(hud) {
let jsterm = hud.jsterm;
let outputNode = jsterm.outputNode;
jsterm.clearOutput();
jsterm.execute("null;");
waitForSuccess({
name: "null displayed",
validatorFn: function()
{
return outputNode.querySelectorAll(".hud-msg-node").length == 2;
},
successFn: function()
{
let nodes = outputNode.querySelectorAll(".hud-msg-node");
isnot(nodes[1].textContent.indexOf("null"), -1,
"'null' printed to output");
jsterm.clearOutput();
jsterm.execute("undefined;");
waitForSuccess(waitForUndefined);
},
failureFn: finishTest,
});
let waitForUndefined = {
name: "undefined displayed",
validatorFn: function()
{
return outputNode.querySelectorAll(".hud-msg-node").length == 2;
},
successFn: function()
{
let nodes = outputNode.querySelectorAll(".hud-msg-node");
isnot(nodes[1].textContent.indexOf("undefined"), -1,
"'undefined' printed to output");
finishTest();
},
failureFn: finishTest,
};
}
|
