fix - Catch the error when running gradle tests

extension/src/bs/GradleTestRunner.ts

@@ -11,16 +11,16 @@
     private readonly _onDidChangeTestItemStatus = new vscode.EventEmitter<TestItemStatusChangeEvent>();
     private readonly _onDidFinishTestRun = new vscode.EventEmitter<TestFinishEvent>();
     private context: IRunTestContext;
     private testRunnerApi: any;
 
     public onDidChangeTestItemStatus: vscode.Event<TestItemStatusChangeEvent> = this._onDidChangeTestItemStatus.event;
     public onDidFinishTestRun: vscode.Event<TestFinishEvent> = this._onDidFinishTestRun.event;
 
     constructor(testRunnerApi: any) {
         this.testRunnerApi = testRunnerApi;
     }
 
-    public launch(context: IRunTestContext): void {
+    public async launch(context: IRunTestContext): Promise<void> {
         this.context = context;
         const tests: Map<string, string[]> = new Map();
         context.testItems.forEach((testItem) => {
@@ -43,15 +43,19 @@
         const agrs = context.testConfig?.args;
         const vmArgs = context.testConfig?.vmArgs;
         const env = context.testConfig?.env;
-        vscode.commands.executeCommand(
-            "java.execute.workspaceCommand",
-            "java.gradle.delegateTest",
-            context.projectName,
-            JSON.stringify([...tests]),
-            agrs,
-            vmArgs,
-            env
-        );
+        try {
+            await vscode.commands.executeCommand(
+                "java.execute.workspaceCommand",
+                "java.gradle.delegateTest",
+                context.projectName,
+                JSON.stringify([...tests]),
+                agrs,
+                vmArgs,
+                env
+            );
+        } catch (error) {
+            this.finishTestRun(-1, error.message);
+        }
     }
 
     public updateTestItem(

extension/src/java-test-runner.api.ts

@@ -54,10 +54,10 @@
  */
 export interface TestRunner {
     /**
-     * launch test test execution.
+     * launch the test execution.
      * @param context the context for this test run.
      */
-    launch(context: IRunTestContext): void;
+    launch(context: IRunTestContext): vscode.ProviderResult<void>;
 
     /**
      * Event that should be emitted when the status of a test item changes.
@@ -271,7 +271,7 @@
      * The command line arguments which will be passed to the test runner.
      * @since 0.14.0
      */
     args?: any[];
 
     /**
      * The path to java executable to use. If undefined project JDK's java executable is used.
@@ -283,7 +283,7 @@
      * the extra options and system properties for the JVM.
      * @since 0.14.0
      */
     vmArgs?: any[];
 
     /**
      * The extra environment variables when running the tests.