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Make min optional for _.clamp.

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This commit is contained in:
John-David Dalton
2015-10-21 22:10:05 -07:00
parent 3ee2a15cde
commit 14c2747e80
2 changed files with 32 additions and 17 deletions
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33
test/test.js
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@@ -2055,7 +2055,7 @@
assert.strictEqual(_.clamp(-5.5, -5.6, 5.6), -5.5);
});
QUnit.test('should not alter positive numbers in range`', function(assert) {
QUnit.test('should not alter positive numbers in range', function(assert) {
assert.expect(3);
assert.strictEqual(_.clamp(4, -5, 5), 4);
@@ -2063,38 +2063,41 @@
assert.strictEqual(_.clamp(4.5, -5.1, 5.2), 4.5);
});
QUnit.test('should not alter positive zero in range', function(assert) {
QUnit.test('should not alter `0` in range', function(assert) {
assert.expect(1);
assert.strictEqual(1 / _.clamp(0, -5, 5), 1 / 0);
assert.strictEqual(1 / _.clamp(0, -5, 5), Infinity);
});
QUnit.test('should clamp to positive zero', function(assert) {
QUnit.test('should clamp to `0`', function(assert) {
assert.expect(1);
assert.strictEqual(1 / _.clamp(-10, 0, 5), 1 / 0);
assert.strictEqual(1 / _.clamp(-10, 0, 5), Infinity);
});
QUnit.test('should not alter negative zero in range', function(assert) {
QUnit.test('should not alter `-0` in range', function(assert) {
assert.expect(1);
assert.strictEqual(1 / _.clamp(-0, -5, 5), 1 / -0);
assert.strictEqual(1 / _.clamp(-0, -5, 5), -Infinity);
});
QUnit.test('should clamp to negative zero', function(assert) {
QUnit.test('should clamp to `-0`', function(assert) {
assert.expect(1);
assert.strictEqual(1 / _.clamp(-10, -0, 5), 1 / -0);
assert.strictEqual(1 / _.clamp(-10, -0, 5), -Infinity);
});
QUnit.test('should return NaN if an argument is or is coerced to NaN', function(assert) {
assert.expect(5);
QUnit.test('should return `NaN` when `number` is `NaN`', function(assert) {
assert.expect(1);
assert.deepEqual(_.clamp(NaN, -5, 5), NaN);
assert.deepEqual(_.clamp(Infinity, -5, NaN), NaN);
assert.deepEqual(_.clamp(-Infinity, -5, NaN), NaN);
assert.deepEqual(_.clamp(Infinity, NaN, 5), NaN);
assert.deepEqual(_.clamp(-Infinity, NaN, 5), NaN);
});
QUnit.test('should coerce `min` and `max` of `NaN` to `0`', function(assert) {
assert.expect(2);
assert.deepEqual(_.clamp(1, -5, NaN), 0);
assert.deepEqual(_.clamp(-1, NaN, 5), 0);
});
}());