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feat: add Drop func

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dudaodong
2022-01-01 17:20:41 +08:00
parent c625a88067
commit b42aac53b3
2 changed files with 55 additions and 0 deletions
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23
slice/slice_test.go
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@@ -326,6 +326,29 @@ func deleteByIndex(t *testing.T, origin, test interface{}, start, end int, expec
}
}
func TestDrop(t *testing.T) {
drop(t, []int{}, 0, []int{})
drop(t, []int{}, 1, []int{})
drop(t, []int{}, -1, []int{})
drop(t, []int{1, 2, 3, 4, 5}, 0, []int{1, 2, 3, 4, 5})
drop(t, []int{1, 2, 3, 4, 5}, 1, []int{2, 3, 4, 5})
drop(t, []int{1, 2, 3, 4, 5}, 5, []int{})
drop(t, []int{1, 2, 3, 4, 5}, 6, []int{})
drop(t, []int{1, 2, 3, 4, 5}, -1, []int{1, 2, 3, 4})
drop(t, []int{1, 2, 3, 4, 5}, -5, []int{})
drop(t, []int{1, 2, 3, 4, 5}, -6, []int{})
}
func drop(t *testing.T, test interface{}, n int, expected interface{}) {
res := Drop(test, n)
if !reflect.DeepEqual(res, expected) {
internal.LogFailedTestInfo(t, "Drop", test, expected, res)
t.FailNow()
}
}
func TestInsertByIndex(t *testing.T) {
t1 := []string{"a", "b", "c"}