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Added DropByIndex helper for slice (#398)

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* added DropByIndex helper

---------

Co-authored-by: Samuel Berthe <dev@samuel-berthe.fr>
This commit is contained in:
Owen Gong
2024-06-30 06:38:34 +08:00
committed by GitHub
parent 93686db8b5
commit 52e17faeec
5 changed files with 95 additions and 0 deletions
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21
slice_test.go
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@@ -571,6 +571,27 @@ func TestDropRightWhile(t *testing.T) {
is.IsType(nonempty, allStrings, "type preserved")
}
func TestDropByIndex(t *testing.T) {
t.Parallel()
is := assert.New(t)
is.Equal([]int{1, 2, 3, 4}, DropByIndex([]int{0, 1, 2, 3, 4}, 0))
is.Equal([]int{3, 4}, DropByIndex([]int{0, 1, 2, 3, 4}, 0, 1, 2))
is.Equal([]int{0, 4}, DropByIndex([]int{0, 1, 2, 3, 4}, -4, -2, -3))
is.Equal([]int{0, 2, 3, 4}, DropByIndex([]int{0, 1, 2, 3, 4}, -4, -4))
is.Equal([]int{2, 4}, DropByIndex([]int{0, 1, 2, 3, 4}, 3, 1, 0))
is.Equal([]int{0, 1, 3, 4}, DropByIndex([]int{0, 1, 2, 3, 4}, 2))
is.Equal([]int{0, 1, 2, 3}, DropByIndex([]int{0, 1, 2, 3, 4}, 4))
is.Equal([]int{0, 1, 2, 3, 4}, DropByIndex([]int{0, 1, 2, 3, 4}, 5))
is.Equal([]int{0, 1, 2, 3, 4}, DropByIndex([]int{0, 1, 2, 3, 4}, 100))
is.Equal([]int{0, 1, 2, 3}, DropByIndex([]int{0, 1, 2, 3, 4}, -1))
is.Equal([]int{}, DropByIndex([]int{}, 0, 1))
is.Equal([]int{}, DropByIndex([]int{42}, 0, 1))
is.Equal([]int{}, DropByIndex([]int{42}, 1, 0))
is.Equal([]int{}, DropByIndex([]int{}, 1))
is.Equal([]int{}, DropByIndex([]int{1}, 0))
}
func TestReject(t *testing.T) {
t.Parallel()
is := assert.New(t)