migrate to upstream libcompose in one and a half go

vendor/github.com/fsouza/go-dockerclient/client_test.go

@@ -170,8 +170,8 @@ func TestNewTLSVersionedClientInvalidCA(t *testing.T) {
 
 func TestNewClientInvalidEndpoint(t *testing.T) {
 	cases := []string{
-		"htp://localhost:3243", "http://localhost:a", "localhost:8080",
-		"", "localhost", "http://localhost:8080:8383", "http://localhost:65536",
+		"htp://localhost:3243", "http://localhost:a",
+		"", "http://localhost:8080:8383", "http://localhost:65536",
 		"https://localhost:-20",
 	}
 	for _, c := range cases {
@@ -185,6 +185,19 @@ func TestNewClientInvalidEndpoint(t *testing.T) {
 	}
 }
 
+func TestNewClientNoSchemeEndpoint(t *testing.T) {
+	cases := []string{"localhost", "localhost:8080"}
+	for _, c := range cases {
+		client, err := NewClient(c)
+		if client == nil {
+			t.Errorf("Want client for scheme-less endpoint, got <nil>")
+		}
+		if err != nil {
+			t.Errorf("Got unexpected error scheme-less endpoint: %q", err)
+		}
+	}
+}
+
 func TestNewTLSClient(t *testing.T) {
 	var tests = []struct {
 		endpoint string