Add duration tests (#460)

Author: jotak

web/src/utils/__tests__/duration.spec.ts

@@ -0,0 +1,28 @@
+import { formatDuration, formatDurationAboveMillisecond } from '../duration';
+
+describe('duration', () => {
+  it('should format duration', () => {
+    expect(formatDuration(1000)).toBe('1s');
+    expect(formatDuration(1500)).toBe('1s');
+    expect(formatDuration(1800)).toBe('1s');
+    expect(formatDuration(180000)).toBe('3m');
+    expect(formatDuration(200000)).toBe('3m 20s');
+  });
+
+  it('should not format too small duration', () => {
+    expect(formatDuration(50)).toBe('');
+    expect(formatDuration(500)).toBe('');
+    expect(formatDuration(900)).toBe('');
+  });
+
+  it('should format duration above millisecond', () => {
+    expect(formatDurationAboveMillisecond(1000)).toBe('1s');
+    expect(formatDurationAboveMillisecond(1500)).toBe('1s');
+    expect(formatDurationAboveMillisecond(1800)).toBe('1s');
+    expect(formatDurationAboveMillisecond(180000)).toBe('3m');
+    expect(formatDurationAboveMillisecond(200000)).toBe('3m 20s');
+    expect(formatDurationAboveMillisecond(50)).toBe('50ms');
+    expect(formatDurationAboveMillisecond(500)).toBe('500ms');
+    expect(formatDurationAboveMillisecond(900)).toBe('900ms');
+  });
+});