Basics for automated test.

dev-example/Readme.md

@@ -13,3 +13,7 @@ The `kustomize.yaml` also changes the image repository for the
 operator to a private repository for development. You have to 
 either remove this or adapt it to your own repository if you
 also want to test your development version in a container.
+
+If you want to run the unittests, this setup must be run with a private
+repository and the private repository must match the one configured
+for gradle pushImages.

dev-example/config.yaml

@@ -1,12 +1,8 @@
-# The values in comments are the defaults.
-
+# Used for running manager outside Kubernetes.
+# Keep in sync with kustomize.yaml 
 "/Manager":
   "/Controller":
     namespace: vmop-dev
     "/Reconciler":
       runnerData:
         storageClassName: null
-      loadBalancerService: |
-        labels:
-          test1: info
-          test2: toBeDeleted

dev-example/kustomization.yaml

@@ -20,6 +20,21 @@ patches:
           storage: 10Gi
       storageClassName: local-path
 
+- patch: |-
+    kind: ConfigMap
+    apiVersion: v1
+    metadata:
+      name: vm-operator
+    data:
+      # Keep in sync with config.yaml
+      config.yaml: |
+        "/Manager":
+          "/Controller":
+            namespace: vmop-dev
+            "/Reconciler":
+              runnerData:
+                storageClassName: null
+
 - target:
     group: apps
     version: v1

dev-example/test-vm.yaml

@@ -14,11 +14,6 @@ spec:
       cpu: 1
       memory: 2Gi
     
-  loadBalancerService:
-    labels:
-      test2: null
-      test3: added
-
   vm:
     # state: Running
     bootMenu: yes

org.jdrupes.vmoperator.manager/build.gradle

@@ -21,6 +21,8 @@ dependencies {
     
     runtimeOnly 'com.electronwill.night-config:yaml:3.6.6'    
     runtimeOnly 'org.slf4j:slf4j-jdk14:[2.0.7,3)'
+    
+    testImplementation 'io.fabric8:kubernetes-client:6.8.1'
 }
 
 application {
@@ -75,3 +77,18 @@ task pushImages {
     dependsOn pushLatestImage
 }
 
+test {
+    enabled = project.hasProperty("k8s.testCluster")
+
+    dependsOn project.tasks["pushImages"]
+
+    useJUnitPlatform()
+
+    testLogging {
+        showStandardStreams = true
+    }
+    
+    systemProperty "k8s.testCluster", project.hasProperty("k8s.testCluster")
+        ? project.getProperty("k8s.testCluster") : null
+}
+

org.jdrupes.vmoperator.manager/test-resources/unittest-vm.yaml

@@ -0,0 +1,35 @@
+apiVersion: "vmoperator.jdrupes.org/v1"
+kind: VirtualMachine
+metadata:
+  namespace: vmop-dev
+  name: unittest-vm
+spec:
+  resources:
+    requests:
+      cpu: 1
+      memory: 2Gi
+    
+  loadBalancerService:
+    labels:
+      test2: null
+      test3: added
+
+  vm:
+    # state: Running
+    maximumRam: 4Gi
+    currentRam: 2Gi
+    maximumCpus: 4
+    currentCpus: 2
+    powerdownTimeout: 1
+  
+    networks:
+    - user: {}
+    disks:
+    - cdrom:
+        # image: ""
+        image: https://download.fedoraproject.org/pub/fedora/linux/releases/38/Workstation/x86_64/iso/Fedora-Workstation-Live-x86_64-38-1.6.iso
+        # image: "Fedora-Workstation-Live-x86_64-38-1.6.iso"
+
+    display:
+      spice:
+        port: 5812

org.jdrupes.vmoperator.manager/test/org/jdrupes/vmoperator/manager/BasicTests.java

@@ -0,0 +1,81 @@
+package org.jdrupes.vmoperator.manager;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+import io.fabric8.kubernetes.client.KubernetesClient;
+import io.fabric8.kubernetes.client.KubernetesClientBuilder;
+import io.fabric8.kubernetes.client.dsl.base.ResourceDefinitionContext;
+import io.fabric8.kubernetes.client.Config;
+
+class BasicTests {
+
+    private static KubernetesClient client;
+    private static ResourceDefinitionContext vmsContext;
+
+    @BeforeAll
+    static void setUpBeforeClass() throws Exception {
+        var testCluster = System.getProperty("k8s.testCluster");
+        assertNotNull(testCluster);
+
+        // Get client
+        client = new KubernetesClientBuilder()
+            .withConfig(Config.autoConfigure(testCluster)).build();
+
+        // Context for working with our CR
+        vmsContext = new ResourceDefinitionContext.Builder()
+            .withGroup("vmoperator.jdrupes.org").withKind("VirtualMachine")
+            .withPlural("vms").withNamespaced(true).withVersion("v1").build();
+
+        // Cleanup
+        var resourcesInNamespace = client.genericKubernetesResources(vmsContext)
+            .inNamespace("vmop-dev");
+        resourcesInNamespace.withName("unittest-vm").delete();
+
+        // Update pod by scaling deployment
+        client.apps().deployments().inNamespace("vmop-dev")
+            .withName("vm-operator").scale(0);
+        client.apps().deployments().inNamespace("vmop-dev")
+            .withName("vm-operator").scale(1);
+
+        // Wait until available
+        for (int i = 0; i < 10; i++) {
+            if (client.apps().deployments().inNamespace("vmop-dev")
+                .withName("vm-operator").get().getStatus().getConditions()
+                .stream().filter(c -> "Available".equals(c.getType())).findAny()
+                .isPresent()) {
+                return;
+            }
+        }
+        fail("vm-operator not deployed.");
+    }
+
+    @AfterAll
+    static void tearDownAfterClass() throws Exception {
+        // Bring down manager
+        client.apps().deployments().inNamespace("vmop-dev")
+            .withName("vm-operator").scale(0);
+        client.close();
+    }
+
+    @Test
+    void test() throws IOException {
+        // Load from Yaml
+        var vm = client.genericKubernetesResources(vmsContext)
+            .load(Files
+                .newInputStream(Path.of("test-resources/unittest-vm.yaml")));
+        // Create Custom Resource
+        vm.create();
+
+        // Cleanup
+        var resourcesInNamespace = client.genericKubernetesResources(vmsContext)
+            .inNamespace("vmop-dev");
+        resourcesInNamespace.withName("unittest-vm").delete();
+    }
+
+}

org.jdrupes.vmoperator.manager/test/org/jdrupes/vmoperator/manager/package-info.java

@@ -0,0 +1 @@
+package org.jdrupes.vmoperator.manager;

org.jdrupes.vmoperator.util/.settings/org.eclipse.jdt.core.prefs

@@ -1,5 +1,5 @@
 #
-#Wed Aug 02 12:50:19 CEST 2023
+#Sat Aug 19 11:33:46 CEST 2023
 org.eclipse.jdt.core.formatter.insert_space_after_ellipsis=insert
 org.eclipse.jdt.core.formatter.insert_space_after_comma_in_enum_declarations=insert
 org.eclipse.jdt.core.formatter.insert_new_line_in_empty_annotation_declaration=insert
@@ -22,12 +22,12 @@ org.eclipse.jdt.core.formatter.blank_lines_after_package=1
 org.eclipse.jdt.core.formatter.insert_space_after_comma_in_multiple_local_declarations=insert
 org.eclipse.jdt.core.formatter.alignment_for_arguments_in_enum_constant=16
 org.eclipse.jdt.core.formatter.insert_space_after_opening_angle_bracket_in_parameterized_type_reference=do not insert
-org.eclipse.jdt.core.formatter.comment.indent_root_tags=false
 org.eclipse.jdt.core.formatter.wrap_before_or_operator_multicatch=true
+org.eclipse.jdt.core.formatter.comment.indent_root_tags=false
 org.eclipse.jdt.core.formatter.enabling_tag=@formatter\:on
 org.eclipse.jdt.core.formatter.comment.count_line_length_from_starting_position=false
-org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_parameter=do not insert
 org.eclipse.jdt.core.formatter.alignment_for_throws_clause_in_method_declaration=16
+org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_parameter=do not insert
 org.eclipse.jdt.core.formatter.keep_then_statement_on_same_line=false
 org.eclipse.jdt.core.formatter.insert_space_after_comma_in_explicitconstructorcall_arguments=insert
 org.eclipse.jdt.core.formatter.insert_space_after_prefix_operator=do not insert
@@ -43,8 +43,8 @@ org.eclipse.jdt.core.formatter.insert_space_between_empty_parens_in_method_invoc
 org.eclipse.jdt.core.formatter.insert_space_after_assignment_operator=insert
 org.eclipse.jdt.core.formatter.insert_space_before_opening_brace_in_type_declaration=insert
 org.eclipse.jdt.core.formatter.insert_space_after_opening_paren_in_for=do not insert
-org.eclipse.jdt.core.formatter.comment.preserve_white_space_between_code_and_line_comments=true
 org.eclipse.jdt.core.formatter.insert_new_line_after_annotation_on_local_variable=insert
+org.eclipse.jdt.core.formatter.comment.preserve_white_space_between_code_and_line_comments=true
 org.eclipse.jdt.core.formatter.insert_space_before_closing_paren_in_method_invocation=do not insert
 org.eclipse.jdt.core.formatter.alignment_for_union_type_in_multicatch=16
 org.eclipse.jdt.core.formatter.number_of_blank_lines_at_beginning_of_method_body=0
@@ -63,8 +63,8 @@ org.eclipse.jdt.core.formatter.alignment_for_type_parameters=16
 org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
 org.eclipse.jdt.core.formatter.comment.clear_blank_lines_in_block_comment=false
 org.eclipse.jdt.core.formatter.insert_new_line_at_end_of_file_if_missing=do not insert
-org.eclipse.jdt.core.formatter.insert_space_before_unary_operator=do not insert
 org.eclipse.jdt.core.formatter.insert_space_after_comma_in_array_initializer=insert
+org.eclipse.jdt.core.formatter.insert_space_before_unary_operator=do not insert
 org.eclipse.jdt.core.formatter.format_line_comment_starting_on_first_column=false
 org.eclipse.jdt.core.formatter.parentheses_positions_in_annotation=common_lines
 org.eclipse.jdt.core.formatter.insert_space_before_ellipsis=do not insert