// if ProxyFromEnvironment already executed before our test with empty
	// HTTP_PROXY it will make these tests return false positive failures
	req, err := http.NewRequest("GET", "http://host.fake.tld/", nil)
	if err != nil {
		t.Fatalf("unexpected err: %v", err)
	}
	proxy, err := http.ProxyFromEnvironment(req)
	if err != nil {
		t.Fatalf("unexpected err: %v", err)
	}
	if proxy == nil {

	}{
		{r: strings.NewReader("hello")},
		{r: bytes.NewReader([]byte("hello"))},
		{r: bytes.NewBuffer([]byte("hello"))},
	}
	for i, tt := range tests {
		req, err := NewRequest("POST", "http://foo.tld/", tt.r)
		if err != nil {
			t.Errorf("test[%d]: %v", i, err)
			continue
		}
		if req.Body == nil {
			t.Errorf("test[%d]: Body = nil", i)
			continue
		}
		if req.GetBody == nil {