// information - e.g. the SSE-C key - from the metadata map.
// It has the same semantics as RemoveSensitiveHeaders.
func RemoveSensitiveEntries(metadata map[string]string) { // The functions is tested in TestRemoveSensitiveHeaders for compatibility reasons
	delete(metadata, xhttp.AmzServerSideEncryptionCustomerKey)
	delete(metadata, xhttp.AmzServerSideEncryptionCopyCustomerKey)
	delete(metadata, xhttp.AmzMetaUnencryptedContentLength)

			"X-Amz-Meta-Test-1":                           []string{"Test-1"},
		},
		ExpectedHeader: http.Header{
			"X-Amz-Meta-Test-1": []string{"Test-1"},
		},
	},
}

func TestRemoveSensitiveHeaders(t *testing.T) {
	isEqual := func(x, y http.Header) bool {
		if len(x) != len(y) {
			return false
		}
		for k, v := range x {
			u, ok := y[k]
			if !ok || len(v) != len(u) {
				return false