Add command: "Go: Benchmark File" (#1899)

* ✅ creates Go: Benchmark Package function (#1522)

* ➕ adds the possibility of running all benchmarks for a package

* remove tab on empty line

* 📝 updates description

* ➕ add command to run all benchmarks in a file

* Fix test failure

package.json

@@ -118,6 +118,11 @@
         "title": "Go: Benchmark Package",
         "description": "Runs all benchmarks in the package of the current file."
       },
+      {
+        "command": "go.benchmark.file",
+        "title": "Go: Benchmark File",
+        "description": "Runs all benchmarks in the current file."
+      },
       {
         "command": "go.test.workspace",
         "title": "Go: Test All Packages In Workspace",

src/goMain.ts

@@ -254,7 +254,14 @@ export function activate(ctx: vscode.ExtensionContext): void {
 
 	ctx.subscriptions.push(vscode.commands.registerCommand('go.test.file', (args) => {
 		let goConfig = vscode.workspace.getConfiguration('go', vscode.window.activeTextEditor ? vscode.window.activeTextEditor.document.uri : null);
-		testCurrentFile(goConfig, args);
+		let isBenchmark = false;
+		testCurrentFile(goConfig, isBenchmark, args);
+	}));
+
+	ctx.subscriptions.push(vscode.commands.registerCommand('go.benchmark.file', (args) => {
+		let goConfig = vscode.workspace.getConfiguration('go', vscode.window.activeTextEditor ? vscode.window.activeTextEditor.document.uri : null);
+		let isBenchmark = true;
+		testCurrentFile(goConfig, isBenchmark, args);
 	}));
 
 	ctx.subscriptions.push(vscode.commands.registerCommand('go.test.workspace', (args) => {

src/goTest.ts

@@ -155,8 +155,9 @@ export function testWorkspace(goConfig: vscode.WorkspaceConfiguration, args: any
  * Runs all tests in the source of the active editor.
  *
  * @param goConfig Configuration for the Go extension.
+ * @param isBenchmark Boolean flag indicating if these are benchmark tests or not.
  */
-export function testCurrentFile(goConfig: vscode.WorkspaceConfiguration, args: string[]): Thenable<boolean> {
+export function testCurrentFile(goConfig: vscode.WorkspaceConfiguration, isBenchmark: boolean, args: string[]): Thenable<boolean> {
 	let editor = vscode.window.activeTextEditor;
 	if (!editor) {
 		vscode.window.showInformationMessage('No editor is active.');
@@ -167,13 +168,16 @@ export function testCurrentFile(goConfig: vscode.WorkspaceConfiguration, args: s
 		return;
 	}
 
+	const getFunctions = isBenchmark ? getBenchmarkFunctions : getTestFunctions;
+
 	return editor.document.save().then(() => {
-		return getTestFunctions(editor.document, null).then(testFunctions => {
+		return getFunctions(editor.document, null).then(testFunctions => {
 			const testConfig: TestConfig = {
 				goConfig: goConfig,
 				dir: path.dirname(editor.document.fileName),
 				flags: getTestFlags(goConfig, args),
 				functions: testFunctions.map(sym => sym.name),
+				isBenchmark: isBenchmark,
 			};
 			// Remember this config as the last executed test.
 			lastTestConfig = testConfig;

test/go.test.ts

@@ -542,7 +542,7 @@ It returns the number of bytes written and any write error encountered.
 		let uri = vscode.Uri.file(path.join(fixturePath, 'sample_test.go'));
 		vscode.workspace.openTextDocument(uri).then(document => {
 			return vscode.window.showTextDocument(document).then(editor => {
-				return testCurrentFile(config, []).then((result: boolean) => {
+				return testCurrentFile(config, false, []).then((result: boolean) => {
 					assert.equal(result, true);
 					return Promise.resolve();
 				});