51 lines
1.2 KiB
Go
51 lines
1.2 KiB
Go
package helper
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import (
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"bytes"
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"io"
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"net/http"
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"testing"
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"testing/iotest"
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"github.com/stretchr/testify/require"
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)
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type testResponseWriter struct {
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data []byte
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}
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func (*testResponseWriter) WriteHeader(int) {}
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func (*testResponseWriter) Header() http.Header { return nil }
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func (trw *testResponseWriter) Write(p []byte) (int, error) {
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trw.data = append(trw.data, p...)
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return len(p), nil
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}
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func TestCountingResponseWriterStatus(t *testing.T) {
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crw := NewCountingResponseWriter(&testResponseWriter{})
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crw.WriteHeader(123)
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crw.WriteHeader(456)
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require.Equal(t, 123, crw.Status())
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}
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func TestCountingResponseWriterCount(t *testing.T) {
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crw := NewCountingResponseWriter(&testResponseWriter{})
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for _, n := range []int{1, 2, 4, 8, 16, 32} {
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_, err := crw.Write(bytes.Repeat([]byte{'.'}, n))
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require.NoError(t, err)
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}
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require.Equal(t, int64(63), crw.Count())
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}
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func TestCountingResponseWriterWrite(t *testing.T) {
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trw := &testResponseWriter{}
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crw := NewCountingResponseWriter(trw)
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testData := []byte("test data")
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_, err := io.Copy(crw, iotest.OneByteReader(bytes.NewReader(testData)))
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require.NoError(t, err)
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require.Equal(t, string(testData), string(trw.data))
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}
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