@W-17281128@ Reworked interaction between -v and -f

messages/run-command.md

@@ -122,6 +122,8 @@ Format to display the command results in the terminal.
 
 The format `table` is concise and shows minimal output, the format `detail` shows all available information.
 
+If you specify neither --view nor --output-file, then the default table view is shown. If you specify --output-file but not --view, only summary information is shown.
+
 # flags.output-file.summary
 
 Output file that contains the analysis results. The file format depends on the extension you specify, such as .csv, .html, .xml, and so on. 

src/commands/code-analyzer/run.ts

@@ -5,7 +5,7 @@ import {View} from '../../Constants';
 import {CodeAnalyzerConfigFactoryImpl} from '../../lib/factories/CodeAnalyzerConfigFactory';
 import {EnginePluginsFactoryImpl} from '../../lib/factories/EnginePluginsFactory';
 import {CompositeResultsWriter} from '../../lib/writers/ResultsWriter';
-import {ResultsDetailDisplayer, ResultsTableDisplayer} from '../../lib/viewers/ResultsViewer';
+import {ResultsDetailDisplayer, ResultsNoOpDisplayer, ResultsTableDisplayer, ResultsViewer} from '../../lib/viewers/ResultsViewer';
 import {RunActionSummaryViewer} from '../../lib/viewers/ActionSummaryViewer';
 import {BundleName, getMessage, getMessages} from '../../lib/messages';
 import {LogEventDisplayer} from '../../lib/listeners/LogEventListener';
@@ -59,7 +59,6 @@ export default class RunCommand extends SfCommand<void> implements Displayable {
 			summary: getMessage(BundleName.RunCommand, 'flags.view.summary'),
 			description: getMessage(BundleName.RunCommand, 'flags.view.description'),
 			char: 'v',
-			default: View.TABLE,
 			options: Object.values(View)
 		}),
 		'output-file': Flags.string({
@@ -83,7 +82,7 @@ export default class RunCommand extends SfCommand<void> implements Displayable {
 		this.warn(getMessage(BundleName.Shared, "warning.command-state", [getMessage(BundleName.Shared, 'label.command-state')]));
 
 		const parsedFlags = (await this.parse(RunCommand)).flags;
-		const dependencies: RunDependencies = this.createDependencies(parsedFlags.view as View, parsedFlags['output-file']);
+		const dependencies: RunDependencies = this.createDependencies(parsedFlags.view as View|undefined, parsedFlags['output-file']);
 		const action: RunAction = RunAction.createAction(dependencies);
 		const runInput: RunInput = {
 			'config-file': parsedFlags['config-file'],
@@ -97,17 +96,16 @@ export default class RunCommand extends SfCommand<void> implements Displayable {
 		await action.execute(runInput);
 	}
 
-	protected createDependencies(view: View, outputFiles: string[] = []): RunDependencies {
+	protected createDependencies(view: View|undefined, outputFiles: string[] = []): RunDependencies {
 		const uxDisplay: UxDisplay = new UxDisplay(this, this.spinner);
+		const resultsViewer: ResultsViewer = createResultsViewer(view, outputFiles, uxDisplay);
 		return {
 			configFactory: new CodeAnalyzerConfigFactoryImpl(),
 			pluginsFactory: new EnginePluginsFactoryImpl(),
 			writer: CompositeResultsWriter.fromFiles(outputFiles),
 			logEventListeners: [new LogEventDisplayer(uxDisplay)],
 			progressListeners: [new EngineRunProgressSpinner(uxDisplay), new RuleSelectionProgressSpinner(uxDisplay)],
-			resultsViewer: view === View.TABLE
-				? new ResultsTableDisplayer(uxDisplay)
-				: new ResultsDetailDisplayer(uxDisplay),
+			resultsViewer,
 			actionSummaryViewer: new RunActionSummaryViewer(uxDisplay)
 		};
 	}
@@ -138,3 +136,15 @@ function convertThresholdToEnum(threshold: string): SeverityLevel {
 	}
 }
 
+function createResultsViewer(view: View|undefined, outputFiles: string[], uxDisplay: UxDisplay): ResultsViewer {
+	switch (view) {
+		case View.DETAIL:
+			return new ResultsDetailDisplayer(uxDisplay);
+		case View.TABLE:
+			return new ResultsTableDisplayer(uxDisplay);
+		default:
+			return outputFiles.length === 0
+				? new ResultsTableDisplayer(uxDisplay)
+				: new ResultsNoOpDisplayer();
+	}
+}

src/lib/viewers/ResultsViewer.ts

@@ -9,6 +9,13 @@ export interface ResultsViewer {
 	view(results: RunResults): void;
 }
 
+export class ResultsNoOpDisplayer implements ResultsViewer {
+	public view(_results: RunResults): void {
+		// istanbul ignore next - No need to cover deliberate no-op
+		return;
+	}
+}
+
 abstract class AbstractResultsDisplayer implements ResultsViewer {
 	protected display: Display;
 

test/commands/code-analyzer/run.test.ts

@@ -11,6 +11,8 @@ describe('`code-analyzer run` tests', () => {
 	let createActionSpy: jest.SpyInstance;
 	let receivedActionInput: RunInput;
 	let receivedActionDependencies: RunDependencies;
+	let fromFilesSpy: jest.SpyInstance;
+	let receivedFiles: string[];
 	beforeEach(() => {
 		stubSfCommandUx($$.SANDBOX);
 		executeSpy = jest.spyOn(RunAction.prototype, 'execute').mockImplementation((input) => {
@@ -22,6 +24,11 @@ describe('`code-analyzer run` tests', () => {
 			receivedActionDependencies = dependencies;
 			return originalCreateAction(dependencies);
 		});
+		const originalFromFiles = CompositeResultsWriter.fromFiles;
+		fromFilesSpy = jest.spyOn(CompositeResultsWriter, 'fromFiles').mockImplementation(files => {
+			receivedFiles = files;
+			return originalFromFiles(files);
+		})
 	});
 
 	afterEach(() => {
@@ -231,17 +238,6 @@ describe('`code-analyzer run` tests', () => {
 	});
 
 	describe('--output-file', () => {
-		let fromFilesSpy: jest.SpyInstance;
-		let receivedFiles: string[];
-
-		beforeEach(() => {
-			const originalFromFiles = CompositeResultsWriter.fromFiles;
-			fromFilesSpy = jest.spyOn(CompositeResultsWriter, 'fromFiles').mockImplementation(files => {
-				receivedFiles = files;
-				return originalFromFiles(files);
-			})
-		});
-
 		it('Can be supplied once with a single value', async () => {
 			const inputValue = './somefile.json';
 			await RunCommand.run(['--output-file', inputValue]);
@@ -312,12 +308,6 @@ describe('`code-analyzer run` tests', () => {
 			expect(executeSpy).not.toHaveBeenCalled();
 		});
 
-		it('Defaults to value of "table"', async () => {
-			await RunCommand.run([]);
-			expect(createActionSpy).toHaveBeenCalled();
-			expect(receivedActionDependencies.resultsViewer.constructor.name).toEqual('ResultsTableDisplayer');
-		});
-
 		it('Can be supplied only once', async () => {
 			const inputValue1 = 'detail';
 			const inputValue2 = 'table';
@@ -334,5 +324,38 @@ describe('`code-analyzer run` tests', () => {
 			expect(receivedActionDependencies.resultsViewer.constructor.name).toEqual('ResultsDetailDisplayer');
 		});
 	});
+
+	describe('Flag interactions', () => {
+		describe('--output-file and --view', () => {
+			it('When --output-file and --view are both present, both are used', async () => {
+				const outfileInput = 'beep.json';
+				const viewInput = 'detail';
+				await RunCommand.run(['--output-file', outfileInput, '--view', viewInput]);
+				expect(executeSpy).toHaveBeenCalled();
+				expect(createActionSpy).toHaveBeenCalled();
+				expect(fromFilesSpy).toHaveBeenCalled();
+				expect(receivedFiles).toEqual([outfileInput]);
+				expect(receivedActionDependencies.resultsViewer.constructor.name).toEqual('ResultsDetailDisplayer');
+			});
+
+			it('When --output-file is present and --view is not, --view is a no-op', async () => {
+				const outfileInput= 'beep.json';
+				await RunCommand.run(['--output-file', outfileInput]);
+				expect(executeSpy).toHaveBeenCalled();
+				expect(createActionSpy).toHaveBeenCalled();
+				expect(fromFilesSpy).toHaveBeenCalled();
+				expect(receivedFiles).toEqual([outfileInput]);
+				expect(receivedActionDependencies.resultsViewer.constructor.name).toEqual('ResultsNoOpDisplayer');
+			});
+
+			it('When --output-file and --view are both absent, --view defaults to "table"', async () => {
+				await RunCommand.run([]);
+				expect(createActionSpy).toHaveBeenCalled();
+				expect(fromFilesSpy).toHaveBeenCalled();
+				expect(receivedFiles).toEqual([]);
+				expect(receivedActionDependencies.resultsViewer.constructor.name).toEqual('ResultsTableDisplayer');
+			});
+		});
+	});
 });