kaguranana-birthday-project/node_modules/classlist-polyfill/tests/tests.js
2021-12-12 18:49:32 -08:00

83 lines
1.7 KiB
JavaScript

QUnit.module("classList.toggle");
QUnit.test("Adds a class", function(assert) {
var cList = document.createElement("p").classList;
cList.toggle("c1");
assert.ok(cList.contains("c1"), "Adds a class that is not present");
assert.strictEqual(
cList.toggle("c2"),
true,
"Returns true when class is added"
);
});
QUnit.test("Removes a class", function(assert) {
var cList = document.createElement("p").classList;
cList.add("c1");
cList.toggle("c1");
assert.ok(!cList.contains("c1"), "Removes a class that is present");
cList.add("c2");
assert.strictEqual(
cList.toggle("c2"),
false,
"Return false when class is removed"
);
});
QUnit.test("Adds class with second argument", function(assert) {
var cList = document.createElement("p").classList;
cList.toggle("c1", true);
assert.ok(cList.contains("c1"), "Adds a class");
assert.strictEqual(
cList.toggle("c2", true),
true,
"Returns true when class is added"
);
cList.add("c3");
cList.toggle("c3", true);
assert.ok(
cList.contains("c3"),
"Does not remove a class that is already present"
);
cList.add("c4");
assert.strictEqual(
cList.toggle("c4", true),
true,
"Returns true when class is already present"
);
});
QUnit.test("Removes class with second argument", function(assert) {
var cList = document.createElement("p").classList;
cList.add("c1");
cList.toggle("c1", false);
assert.ok(!cList.contains("c1"), "Removes a class");
assert.strictEqual(
cList.toggle("c2", false),
false,
"Returns false when class is removed"
);
cList.toggle("c3", false);
assert.ok(
!cList.contains("c3"),
"Does not add a class that is not present"
);
assert.strictEqual(
cList.toggle("c4", false),
false,
"Returns false when class was not present"
);
});