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test: add example for stream package

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This commit is contained in:
dudaodong
2023-04-05 18:52:27 +08:00
parent 6e7300bbbf
commit 5b9b4c4344
3 changed files with 422 additions and 10 deletions
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20
stream/stream_test.go
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@@ -147,13 +147,17 @@ func TestStream_Peek(t *testing.T) {
func TestStream_Skip(t *testing.T) {
assert := internal.NewAssert(t, "TestStream_Peek")
stream := FromSlice([]int{1, 2, 3, 4, 5, 6})
stream := FromSlice([]int{1, 2, 3, 4})
s1 := stream.Skip(-1)
s2 := stream.Skip(0)
s3 := stream.Skip(1)
s4 := stream.Skip(2)
assert.Equal([]int{1, 2, 3, 4, 5, 6}, s1.ToSlice())
assert.Equal([]int{1, 2, 3, 4, 5, 6}, s2.ToSlice())
assert.Equal([]int{1, 2, 3, 4}, s1.ToSlice())
assert.Equal([]int{1, 2, 3, 4}, s2.ToSlice())
assert.Equal([]int{2, 3, 4}, s3.ToSlice())
assert.Equal([]int{3, 4}, s4.ToSlice())
}
func TestStream_Limit(t *testing.T) {
@@ -248,6 +252,16 @@ func TestStream_Reduce(t *testing.T) {
assert.Equal(6, result)
}
func TestStream_Count(t *testing.T) {
assert := internal.NewAssert(t, "TestStream_Count")
s1 := FromSlice([]int{1, 2, 3})
s2 := FromSlice([]int{})
assert.Equal(3, s1.Count())
assert.Equal(0, s2.Count())
}
func TestStream_FindFirst(t *testing.T) {
assert := internal.NewAssert(t, "TestStream_FindFirst")