mirror of https://github.com/v2ray/v2ray-core
72 lines
1.5 KiB
Go
72 lines
1.5 KiB
Go
package buf_test
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import (
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"crypto/rand"
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"io"
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"testing"
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"github.com/golang/mock/gomock"
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"v2ray.com/core/common/buf"
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"v2ray.com/core/common/errors"
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"v2ray.com/core/testing/mocks"
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)
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func TestReadError(t *testing.T) {
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mockCtl := gomock.NewController(t)
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defer mockCtl.Finish()
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mockReader := mocks.NewReader(mockCtl)
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mockReader.EXPECT().Read(gomock.Any()).Return(0, errors.New("error"))
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err := buf.Copy(buf.NewReader(mockReader), buf.Discard)
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if err == nil {
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t.Fatal("expected error, but nil")
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}
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if !buf.IsReadError(err) {
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t.Error("expected to be ReadError, but not")
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}
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if err.Error() != "error" {
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t.Fatal("unexpected error message: ", err.Error())
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}
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}
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func TestWriteError(t *testing.T) {
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mockCtl := gomock.NewController(t)
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defer mockCtl.Finish()
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mockWriter := mocks.NewWriter(mockCtl)
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mockWriter.EXPECT().Write(gomock.Any()).Return(0, errors.New("error"))
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err := buf.Copy(buf.NewReader(rand.Reader), buf.NewWriter(mockWriter))
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if err == nil {
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t.Fatal("expected error, but nil")
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}
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if !buf.IsWriteError(err) {
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t.Error("expected to be WriteError, but not")
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}
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if err.Error() != "error" {
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t.Fatal("unexpected error message: ", err.Error())
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}
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}
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type TestReader struct{}
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func (TestReader) Read(b []byte) (int, error) {
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return len(b), nil
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}
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func BenchmarkCopy(b *testing.B) {
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reader := buf.NewReader(io.LimitReader(TestReader{}, 10240))
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writer := buf.Discard
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_ = buf.Copy(reader, writer)
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}
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}
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