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Diffstat (limited to 'date-fns/src/isWednesday/test.ts')
-rw-r--r-- | date-fns/src/isWednesday/test.ts | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/date-fns/src/isWednesday/test.ts b/date-fns/src/isWednesday/test.ts new file mode 100644 index 0000000..c4b1a7a --- /dev/null +++ b/date-fns/src/isWednesday/test.ts @@ -0,0 +1,31 @@ +// @flow +/* eslint-env mocha */ + +import assert from 'power-assert' +import isWednesday from '.' + +describe('isWednesday', function () { + it('returns true if the given date is Wednesday', function () { + const result = isWednesday(new Date(2014, 8 /* Sep */, 24)) + assert(result === true) + }) + + it('returns false if the given date is not Wednesday', function () { + const result = isWednesday(new Date(2014, 8 /* Sep */, 25)) + assert(result === false) + }) + + it('accepts a timestamp', function () { + const result = isWednesday(new Date(2014, 1 /* Feb */, 12).getTime()) + assert(result === true) + }) + + it('returns false if the given date is `Invalid Date`', function () { + const result = isWednesday(new Date(NaN)) + assert(result === false) + }) + + it('throws TypeError exception if passed less than 1 argument', function () { + assert.throws(isWednesday.bind(null), TypeError) + }) +}) |