add test

Signed-off-by: zwwhdls <zwwhdls@hotmail.com>

pkg/action/action_test.go

@@ -229,6 +229,16 @@ func withSampleTemplates() chartOption {
 	}
 }
 
+func withTemplatesValues() chartOption {
+	return func(opts *chartOptions) {
+		sampleTemplates := []*chart.File{
+			// This adds basic templates and partials.
+			{Name: "templates/with-values", Data: []byte("hello: {{ .Values.test.value }}")},
+		}
+		opts.Templates = append(opts.Templates, sampleTemplates...)
+	}
+}
+
 func withMultipleManifestTemplate() chartOption {
 	return func(opts *chartOptions) {
 		sampleTemplates := []*chart.File{

pkg/action/install_test.go

@@ -111,6 +111,17 @@ func TestInstallReleaseWithValues(t *testing.T) {
 	is.Equal(expectedUserValues, rel.Config)
 }
 
+func TestInstallReleaseWithoutValues(t *testing.T) {
+	instAction := installAction(t)
+	chrt := buildChart(withTemplatesValues())
+	_, err := instAction.Run(chrt, nil)
+	if err == nil {
+		t.Fatal("expected failure when no name is specified")
+	}
+
+	assert.Contains(t, err.Error(), "failed to render resource: lack of values.yaml")
+}
+
 func TestInstallReleaseClientOnly(t *testing.T) {
 	is := assert.New(t)
 	instAction := installAction(t)