Add method for loading multi kube resource file (#25)

Signed-off-by: David Kornel <[email protected]>

test-frame-common/src/main/java/io/skodjob/testframe/clients/KubeClient.java

@@ -4,8 +4,14 @@
  */
 package io.skodjob.testframe.clients;
 
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.util.Arrays;
+import java.util.List;
 
+import io.fabric8.kubernetes.api.model.HasMetadata;
 import io.fabric8.kubernetes.client.Config;
 import io.fabric8.kubernetes.client.ConfigBuilder;
 import io.fabric8.kubernetes.client.KubernetesClient;
@@ -40,6 +46,28 @@ public String getKubeconfigPath() {
         return kubeconfigPath;
     }
 
+    /**
+     * Return kubernetes resources from yaml/json file
+     * @param file path
+     * @return list of the {@link HasMetadata} resources
+     * @throws IOException
+     */
+    public List<HasMetadata> readResourcesFromFile(Path file) throws IOException {
+        return readResourcesFromFile(Files.newInputStream(file));
+    }
+
+    /**
+     * Return kubernetes resources from yaml/json file
+     * @param is stream
+     * @return list of the {@link HasMetadata} resources
+     * @throws IOException
+     */
+    public List<HasMetadata> readResourcesFromFile(InputStream is) throws IOException {
+        try (is) {
+            return client.load(is).items();
+        }
+    }
+
     private Config getConfig() {
         if (TestFrameEnv.KUBE_USERNAME != null
                 && TestFrameEnv.KUBE_PASSWORD != null

test-frame-test/src/test/java/io/skodjob/testframe/test/integration/KubeClientIT.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright Skodjob authors.
+ * License: Apache License 2.0 (see the file LICENSE or http://apache.org/licenses/LICENSE-2.0.html).
+ */
+package io.skodjob.testframe.test.integration;
+
+import io.fabric8.kubernetes.api.model.HasMetadata;
+import io.skodjob.testframe.annotations.ResourceManager;
+import io.skodjob.testframe.annotations.TestVisualSeparator;
+import io.skodjob.testframe.resources.KubeResourceManager;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestInstance;
+
+import java.io.IOException;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+@ResourceManager
+@TestVisualSeparator
+@TestInstance(TestInstance.Lifecycle.PER_CLASS)
+public class KubeClientIT {
+
+    @Test
+    void testCreateResourcesFromYaml() throws IOException {
+        List<HasMetadata> resoruces = KubeResourceManager.getKubeClient()
+                .readResourcesFromFile(getClass().getClassLoader().getResourceAsStream("resources.yaml"));
+
+        KubeResourceManager.getInstance().createResourceWithWait(resoruces.toArray(new HasMetadata[0]));
+
+        assertNotNull(KubeResourceManager.getKubeClient().getClient().namespaces().withName("test4").get());
+        assertNotNull(KubeResourceManager.getKubeClient().getClient().serviceAccounts()
+                .inNamespace("test4").withName("skodjob-test-user").get());
+    }
+}

test-frame-test/src/test/resources/resources.yaml

@@ -0,0 +1,14 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  labels:
+    test: true
+  name: test4
+
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: skodjob-test-user
+  namespace: test4