test(app): 2645 Added test for label selection

Based on the issue description, the name in the metadata nested resource was mandatory, which is not the intended behaviour. Added test to verify if the label selection is working as intended and that the name attribute is not required every time.

kubernetes/data_source_kubernetes_pod_v1_test.go

@@ -59,6 +59,37 @@ func TestAccKubernetesDataSourcePodV1_not_found(t *testing.T) {
 	})
 }
 
+func TestAccKubernetesDataSourcePodV1_readWithLabel(t *testing.T) {
+	resourceName := "kubernetes_pod_v1.test"
+	dataSourceName := "data.kubernetes_pod_v1.test"
+	name := fmt.Sprintf("tf-acc-test-%s", acctest.RandStringFromCharSet(10, acctest.CharSetAlphaNum))
+	labelKey := "app"
+	labelValue := "test"
+	imageName := busyboxImage
+
+	resource.ParallelTest(t, resource.TestCase{
+		PreCheck:          func() { testAccPreCheck(t) },
+		ProviderFactories: testAccProviderFactories,
+		Steps: []resource.TestStep{
+			{
+				Config: testAccKubernetesDataSourcePodV1_basicWithLabel(name, imageName, labelKey, labelValue),
+				Check: resource.ComposeAggregateTestCheckFunc(
+					resource.TestCheckResourceAttr(resourceName, "metadata.0.name", name),
+					resource.TestCheckResourceAttr(resourceName, "metadata.0.labels."+labelKey, labelValue),
+				),
+			},
+			{
+				Config: testAccKubernetesDataSourcePodV1_basicWithLabel(name, imageName, labelKey, labelValue) +
+					testAccKubernetesDataSourcePodV1_readWithLabel(labelKey, labelValue),
+				Check: resource.ComposeAggregateTestCheckFunc(
+					resource.TestCheckResourceAttr(dataSourceName, "metadata.0.name", name),
+					resource.TestCheckResourceAttr(resourceName, "metadata.0.labels."+labelKey, labelValue),
+				),
+			},
+		},
+	})
+}
+
 func testAccKubernetesDataSourcePodV1_basic(name, imageName string) string {
 	return fmt.Sprintf(`resource "kubernetes_pod_v1" "test" {
   metadata {
@@ -74,6 +105,24 @@ func testAccKubernetesDataSourcePodV1_basic(name, imageName string) string {
 `, name, imageName)
 }
 
+func testAccKubernetesDataSourcePodV1_basicWithLabel(name, imageName, labelKey, labelValue string) string {
+	return fmt.Sprintf(`resource "kubernetes_pod_v1" "test" {
+  metadata {
+	name = "%s"
+	labels = {
+	  %s = "%s"
+	}
+  }
+  spec {
+	container {
+	  image = "%s"
+	  name  = "containername"
+	}
+  }
+}
+`, name, labelKey, labelValue, imageName)
+}
+
 func testAccKubernetesDataSourcePodV1_read() string {
 	return `data "kubernetes_pod_v1" "test" {
   metadata {
@@ -91,3 +140,14 @@ func testAccKubernetesDataSourcePodV1_nonexistent(name string) string {
 }
 `, name)
 }
+
+func testAccKubernetesDataSourcePodV1_readWithLabel(labelKey, labelValue string) string {
+	return fmt.Sprintf(`data "kubernetes_pod_v1" "test" {
+  metadata {
+	labels = {
+	  %s = "%s"
+	}
+  }
+}
+`, labelKey, labelValue)
+}