1 files changed, 21 insertions, 0 deletions
diff --git a/date-fns/src/fromUnixTime/test.js b/date-fns/src/fromUnixTime/test.js
new file mode 100644
index 0000000..a5b529f
--- /dev/null
+++ b/date-fns/src/fromUnixTime/test.js
@@ -0,0 +1,21 @@
+// @flow
+/* eslint-env mocha */
+
+import assert from 'power-assert'
+import fromUnixTime from '.'
+
+describe('fromUnixTime', function() {
+  it('returns the date derived from the given UNIX timestamp', function() {
+    var result = fromUnixTime(1330515499)
+    assert(result.getTime() === 1330515499000)
+  })
+
+  it('returns invalid if the given timestamp is invalid', function() {
+    var result = fromUnixTime(NaN)
+    assert(isNaN(result.getTime()))
+  })
+
+  it('throws TypeError exception if passed less than 1 argument', function() {
+    assert.throws(fromUnixTime.bind(null), TypeError)
+  })
+})