fixup! add should fail on 40x

Signed-off-by: Yoan Blanc <yoan@dosimple.ch>

integration/images.go

@@ -167,6 +167,7 @@ type DockerFileBuilder struct {
 func NewDockerFileBuilder() *DockerFileBuilder {
 	d := DockerFileBuilder{filesBuilt: map[string]struct{}{}}
 	d.DockerfilesToIgnore = map[string]struct{}{
+		"Dockerfile_test_add_404": {},
 		// TODO: remove test_user_run from this when https://github.com/GoogleContainerTools/container-diff/issues/237 is fixed
 		"Dockerfile_test_user_run": {},
 	}

integration/integration_test.go

@@ -386,6 +386,45 @@ func TestBuildWithLabels(t *testing.T) {
 	checkContainerDiffOutput(t, diff, expected)
 }
 
+func TestBuildWithHTTPError(t *testing.T) {
+	repo := getGitRepo()
+	dockerfile := fmt.Sprintf("%s/%s/Dockerfile_test_add_404", integrationPath, dockerfilesPath)
+
+	// Build with docker
+	dockerImage := GetDockerImage(config.imageRepo, "Dockerfile_test_add_404")
+	dockerCmd := exec.Command("docker",
+		append([]string{"build",
+			"-t", dockerImage,
+			"-f", dockerfile,
+			repo})...)
+	out, err := RunCommandWithoutTest(dockerCmd)
+	if err != nil {
+		t.Errorf("Failed to build image %s with docker command %q: %s %s", dockerImage, dockerCmd.Args, err, string(out))
+	}
+
+	// Build with kaniko
+	kanikoImage := GetKanikoImage(config.imageRepo, "Dockerfile_test_add_404")
+	dockerRunFlags := []string{"run", "--net=host"}
+	dockerRunFlags = addServiceAccountFlags(dockerRunFlags, config.serviceAccount)
+	dockerRunFlags = append(dockerRunFlags, ExecutorImage,
+		"-f", dockerfile,
+		"-d", kanikoImage,
+		"-c", fmt.Sprintf("git://%s", repo),
+	)
+
+	kanikoCmd := exec.Command("docker", dockerRunFlags...)
+
+	out, err = RunCommandWithoutTest(kanikoCmd)
+	if err != nil {
+		t.Errorf("Failed to build image %s with kaniko command %q: %v %s", dockerImage, kanikoCmd.Args, err, string(out))
+	}
+
+	diff := containerDiff(t, daemonPrefix+dockerImage, kanikoImage, "--no-cache")
+
+	expected := fmt.Sprintf(emptyContainerDiff, dockerImage, kanikoImage, dockerImage, kanikoImage)
+	checkContainerDiffOutput(t, diff, expected)
+}
+
 func TestLayers(t *testing.T) {
 	offset := map[string]int{
 		"Dockerfile_test_add":     12,