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-rw-r--r--spec/javascripts/datetime_utility_spec.js.coffee19
1 files changed, 19 insertions, 0 deletions
diff --git a/spec/javascripts/datetime_utility_spec.js.coffee b/spec/javascripts/datetime_utility_spec.js.coffee
index 6b9617341fe..8bd113e7d86 100644
--- a/spec/javascripts/datetime_utility_spec.js.coffee
+++ b/spec/javascripts/datetime_utility_spec.js.coffee
@@ -29,3 +29,22 @@ describe 'Date time utils', ->
it 'should return Saturday', ->
day = gl.utils.getDayName(new Date('07/23/2016'))
expect(day).toBe('Saturday')
+
+ describe 'get day difference', ->
+ it 'should return 7', ->
+ firstDay = new Date('07/01/2016')
+ secondDay = new Date('07/08/2016')
+ difference = gl.utils.getDayDifference(firstDay, secondDay)
+ expect(difference).toBe(7)
+
+ it 'should return 31', ->
+ firstDay = new Date('07/01/2016')
+ secondDay = new Date('08/01/2016')
+ difference = gl.utils.getDayDifference(firstDay, secondDay)
+ expect(difference).toBe(31)
+
+ it 'should return 365', ->
+ firstDay = new Date('07/02/2015')
+ secondDay = new Date('07/01/2016')
+ difference = gl.utils.getDayDifference(firstDay, secondDay)
+ expect(difference).toBe(365) \ No newline at end of file