feat: add.

timeutil/diff_test.go

@@ -0,0 +1,57 @@
+package util
+
+import (
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func parseDate(str string) time.Time {
+	t, _ := time.Parse(DateLayout, str)
+	return t
+}
+
+func toSecond(str string) int64 {
+	t, _ := time.Parse(DateLayout, str)
+	return t.Unix()
+}
+
+func TestDifferenceDays(t *testing.T) {
+	assert.Equal(t, StringDifferenceDays("2017-09-01", "2017-09-01"), 0)
+	assert.Equal(t, StringDifferenceDays("2017-09-01", "2017-09-02"), 1)
+	assert.Equal(t, StringDifferenceDays("2017-09-01", "2017-09-03"), 2)
+	assert.Equal(t, StringDifferenceDays("2017-09-01", "2017-09-04"), 3)
+
+	assert.Equal(t, StringDifferenceDays("2017-09-01", "2018-03-11"), 191)
+
+	assert.True(t, (StringDifferenceDays("2017-09-01", "2017-09-01")) == 0)
+	assert.True(t, (StringDifferenceDays("2017-09-01", "2017-09-02"))%1 == 0)
+	assert.True(t, (StringDifferenceDays("2017-09-01", "2017-09-03"))%2 == 0)
+}
+
+func TestTimeDifferenceDays(t *testing.T) {
+	assert.Equal(t, TimeDifferenceDays(parseDate("2017-09-01"), parseDate("2017-09-01")), 0)
+	assert.Equal(t, TimeDifferenceDays(parseDate("2017-09-01"), parseDate("2017-09-02")), 1)
+	assert.Equal(t, TimeDifferenceDays(parseDate("2017-09-01"), parseDate("2017-09-03")), 2)
+	assert.Equal(t, TimeDifferenceDays(parseDate("2017-09-01"), parseDate("2017-09-04")), 3)
+
+	assert.Equal(t, TimeDifferenceDays(parseDate("2017-09-01"), parseDate("2018-03-11")), 191)
+
+	assert.True(t, (TimeDifferenceDays(parseDate("2017-09-01"), parseDate("2017-09-01"))) == 0)
+	assert.True(t, (TimeDifferenceDays(parseDate("2017-09-01"), parseDate("2017-09-02")))%1 == 0)
+	assert.True(t, (TimeDifferenceDays(parseDate("2017-09-01"), parseDate("2017-09-03")))%2 == 0)
+}
+
+func TestSecondsDifferenceDays(t *testing.T) {
+	assert.Equal(t, SecondsDifferenceDays(toSecond("2017-09-01"), toSecond("2017-09-01")), 0)
+	assert.Equal(t, SecondsDifferenceDays(toSecond("2017-09-01"), toSecond("2017-09-02")), 1)
+	assert.Equal(t, SecondsDifferenceDays(toSecond("2017-09-01"), toSecond("2017-09-03")), 2)
+	assert.Equal(t, SecondsDifferenceDays(toSecond("2017-09-01"), toSecond("2017-09-04")), 3)
+
+	assert.Equal(t, SecondsDifferenceDays(toSecond("2017-09-01"), toSecond("2018-03-11")), 191)
+
+	assert.True(t, (SecondsDifferenceDays(toSecond("2017-09-01"), toSecond("2017-09-01"))) == 0)
+	assert.True(t, (SecondsDifferenceDays(toSecond("2017-09-01"), toSecond("2017-09-02")))%1 == 0)
+	assert.True(t, (SecondsDifferenceDays(toSecond("2017-09-01"), toSecond("2017-09-03")))%2 == 0)
+}