1 files changed, 134 insertions, 0 deletions
diff --git a/spec/javascripts/pretty_time_spec.js.es6 b/spec/javascripts/pretty_time_spec.js.es6
new file mode 100644
index 00000000000..2e12d45f7a7
--- /dev/null
+++ b/spec/javascripts/pretty_time_spec.js.es6
@@ -0,0 +1,134 @@
+//= require lib/utils/pretty_time
+
+(() => {
+  const PrettyTime = gl.PrettyTime;
+
+  describe('PrettyTime methods', function () {
+    describe('parseSeconds', function () {
+      it('should correctly parse a negative value', function () {
+        const parser = PrettyTime.parseSeconds;
+
+        const zeroSeconds = parser(-1000);
+
+        expect(zeroSeconds.minutes).toBe(16);
+        expect(zeroSeconds.hours).toBe(0);
+        expect(zeroSeconds.days).toBe(0);
+        expect(zeroSeconds.weeks).toBe(0);
+      });
+
+      it('should correctly parse a zero value', function () {
+        const parser = PrettyTime.parseSeconds;
+
+        const zeroSeconds = parser(0);
+
+        expect(zeroSeconds.minutes).toBe(0);
+        expect(zeroSeconds.hours).toBe(0);
+        expect(zeroSeconds.days).toBe(0);
+        expect(zeroSeconds.weeks).toBe(0);
+      });
+
+      it('should correctly parse a small non-zero second values', function () {
+        const parser = PrettyTime.parseSeconds;
+
+        const subOneMinute = parser(10);
+
+        expect(subOneMinute.minutes).toBe(0);
+        expect(subOneMinute.hours).toBe(0);
+        expect(subOneMinute.days).toBe(0);
+        expect(subOneMinute.weeks).toBe(0);
+
+        const aboveOneMinute = parser(100);
+
+        expect(aboveOneMinute.minutes).toBe(1);
+        expect(aboveOneMinute.hours).toBe(0);
+        expect(aboveOneMinute.days).toBe(0);
+        expect(aboveOneMinute.weeks).toBe(0);
+
+        const manyMinutes = parser(1000);
+
+        expect(manyMinutes.minutes).toBe(16);
+        expect(manyMinutes.hours).toBe(0);
+        expect(manyMinutes.days).toBe(0);
+        expect(manyMinutes.weeks).toBe(0);
+      });
+
+      it('should correctly parse large second values', function () {
+        const parser = PrettyTime.parseSeconds;
+
+        const aboveOneHour = parser(4800);
+
+        expect(aboveOneHour.minutes).toBe(20);
+        expect(aboveOneHour.hours).toBe(1);
+        expect(aboveOneHour.days).toBe(0);
+        expect(aboveOneHour.weeks).toBe(0);
+
+        const aboveOneDay = parser(110000);
+
+        expect(aboveOneDay.minutes).toBe(33);
+        expect(aboveOneDay.hours).toBe(6);
+        expect(aboveOneDay.days).toBe(3);
+        expect(aboveOneDay.weeks).toBe(0);
+
+        const aboveOneWeek = parser(25000000);
+
+        expect(aboveOneWeek.minutes).toBe(26);
+        expect(aboveOneWeek.hours).toBe(0);
+        expect(aboveOneWeek.days).toBe(3);
+        expect(aboveOneWeek.weeks).toBe(173);
+      });
+    });
+
+    describe('stringifyTime', function () {
+      it('should stringify values with all non-zero units', function () {
+        const timeObject = {
+          weeks: 1,
+          days: 4,
+          hours: 7,
+          minutes: 20,
+        };
+
+        const timeString = PrettyTime.stringifyTime(timeObject);
+
+        expect(timeString).toBe('1w 4d 7h 20m');
+      });
+
+      it('should stringify values with some non-zero units', function () {
+        const timeObject = {
+          weeks: 0,
+          days: 4,
+          hours: 0,
+          minutes: 20,
+        };
+
+        const timeString = PrettyTime.stringifyTime(timeObject);
+
+        expect(timeString).toBe('4d 20m');
+      });
+
+      it('should stringify values with no non-zero units', function () {
+        const timeObject = {
+          weeks: 0,
+          days: 0,
+          hours: 0,
+          minutes: 0,
+        };
+
+        const timeString = PrettyTime.stringifyTime(timeObject);
+
+        expect(timeString).toBe('0m');
+      });
+    });
+
+    describe('abbreviateTime', function () {
+      it('should abbreviate stringified times for weeks', function () {
+        const fullTimeString = '1w 3d 4h 5m';
+        expect(PrettyTime.abbreviateTime(fullTimeString)).toBe('1w');
+      });
+
+      it('should abbreviate stringified times for non-weeks', function () {
+        const fullTimeString = '0w 3d 4h 5m';
+        expect(PrettyTime.abbreviateTime(fullTimeString)).toBe('3d');
+      });
+    });
+  });
+})(window.gl || (window.gl = {}));