Function TestStrictTemplateParsingMapError

pkg/chart/v2/lint/rules/template_test.go:259–298

TestStrictTemplateParsingMapError is a regression test. The template engine should not produce an error when a map in values.yaml does not contain all possible keys. See https://github.com/helm/helm/issues/7483

(t *testing.T)

//
// See https://github.com/helm/helm/issues/7483
func TestStrictTemplateParsingMapError(t *testing.T) {

	ch := chart.Chart{
		Metadata: &chart.Metadata{
			Name:       "regression7483",
			APIVersion: "v2",
			Version:    "0.1.0",
		},
		Values: map[string]any{
			"mymap": map[string]string{
				"key1": "val1",
			},
		},
		Templates: []*common.File{
			{
				Name:    "templates/configmap.yaml",
				ModTime: time.Now(),
				Data:    []byte(manifest),
			},
		},
	}
	dir := t.TempDir()
	if err := chartutil.SaveDir(&ch, dir); err != nil {
		t.Fatal(err)
	}
	linter := &support.Linter{
		ChartDir: filepath.Join(dir, ch.Metadata.Name),
	}
	Templates(
		linter,
		namespace,
		ch.Values,
		TemplateLinterSkipSchemaValidation(false))
	if len(linter.Messages) != 0 {
		t.Errorf("expected zero messages, got %d", len(linter.Messages))
		for i, msg := range linter.Messages {
			t.Logf("Message %d: %q", i, msg)
		}
	}
}

func TestValidateMatchSelector(t *testing.T) {
	md := &k8sYamlStruct{