dockerfile: skip TestDockerfileInvalidCommand in gateway mode

This test relies on specific output from the client which doesn't occur in this
mode since it ends up in the daemon logs instead.

Signed-off-by: Ian Campbell <ijc@docker.com>

frontend/dockerfile/dockerfile_test.go

@@ -773,6 +773,13 @@ func testDockerfileDirs(t *testing.T, sb integration.Sandbox, f *frontend) {
 }
 
 func testDockerfileInvalidCommand(t *testing.T, sb integration.Sandbox, f *frontend) {
+ if f.modeIs(ModeMasterGateway) {
+ // e.g. the "/bin/sh -c invalidcmd" check below fails
+ // because the string is in the daemon output not the
+ // buildctl output.
+ // TBD this should be fixed
+ t.Skipf("output goes to daemon not client in %q mode", f.mode)
+ }
  t.Parallel()
  dockerfile := []byte(`
  FROM busybox