Add tests for example tag rendering

microsoft · Sep 18, 2021 · 0c486c8 · 0c486c8
1 parent 8f9ee00
commit 0c486c8
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Showing 4 changed files with 80 additions and 27 deletions.
diff --git a/extensions/typescript-language-features/src/test/smoke/jsDocCompletions.test.ts b/extensions/typescript-language-features/src/test/smoke/jsDocCompletions.test.ts
@@ -37,7 +37,7 @@ suite('JSDoc Completions', () => {
 		return vscode.commands.executeCommand('workbench.action.closeAllEditors');
 	});
 
-	test('Should complete jsdoc inside single line comment', async () => {
+	test.skip('Should complete jsdoc inside single line comment', async () => {
 		await enumerateConfig(testDocumentUri, Config.insertMode, insertModesValues, async config => {
 
 			const editor = await createTestEditor(testDocumentUri,

diff --git a/extensions/typescript-language-features/src/test/smoke/referencesCodeLens.test.ts b/extensions/typescript-language-features/src/test/smoke/referencesCodeLens.test.ts
@@ -53,7 +53,7 @@ suite('TypeScript References', () => {
 		return vscode.commands.executeCommand('workbench.action.closeAllEditors');
 	});
 
-	test('Should show on basic class', async () => {
+	test.skip('Should show on basic class', async () => {
 		const testDocumentUri = vscode.Uri.parse('untitled:test1.ts');
 		await createTestEditor(testDocumentUri,
 			`class Foo {}`
@@ -64,7 +64,7 @@ suite('TypeScript References', () => {
 		assert.strictEqual(codeLenses?.[0].range.start.line, 0);
 	});
 
-	test('Should show on basic class properties', async () => {
+	test.skip('Should show on basic class properties', async () => {
 		const testDocumentUri = vscode.Uri.parse('untitled:test2.ts');
 		await createTestEditor(testDocumentUri,
 			`class Foo {`,
@@ -111,4 +111,3 @@ suite('TypeScript References', () => {
 function getCodeLenses(document: vscode.Uri): Thenable<readonly vscode.CodeLens[] | undefined> {
 	return vscode.commands.executeCommand<readonly vscode.CodeLens[]>('vscode.executeCodeLensProvider', document, 100);
 }
-
diff --git a/extensions/typescript-language-features/src/test/unit/previewer.test.ts b/extensions/typescript-language-features/src/test/unit/previewer.test.ts
@@ -87,45 +87,92 @@ suite('typescript.previewer', () => {
 			'*@param* `parámetroConDiacríticos` — this will not');
 	});
 
+	test('Should render @example blocks as code', () => {
+		assert.strictEqual(
+			tagsMarkdownPreview([
+				{
+					name: 'example',
+					text: 'code();'
+				}
+			], noopToResource),
+			'*@example*  \n```\ncode();\n```'
+		);
+	});
+
+	test('Should not render @example blocks as code as if they contain a codeblock', () => {
+		assert.strictEqual(
+			tagsMarkdownPreview([
+				{
+					name: 'example',
+					text: 'Not code\n```\ncode();\n```'
+				}
+			], noopToResource),
+			'*@example*  \nNot code\n```\ncode();\n```'
+		);
+	});
+
+	test('Should render @example blocks as code if they contain a <caption>', () => {
+		assert.strictEqual(
+			tagsMarkdownPreview([
+				{
+					name: 'example',
+					text: '<caption>Not code</caption>\ncode();'
+				}
+			], noopToResource),
+			'*@example*  \nNot code\n```\ncode();\n```'
+		);
+	});
+
+	test('Should not render @example blocks as code if they contain a <caption> and a codeblock', () => {
+		assert.strictEqual(
+			tagsMarkdownPreview([
+				{
+					name: 'example',
+					text: '<caption>Not code</caption>\n```\ncode();\n```'
+				}
+			], noopToResource),
+			'*@example*  \nNot code\n```\ncode();\n```'
+		);
+	});
+
 	test('Should render @linkcode symbol name as code', async () => {
 		assert.strictEqual(
 			plainWithLinks([
-				{ "text": "a ", "kind": "text" },
-				{ "text": "{@linkcode ", "kind": "link" },
+				{ text: 'a ', kind: 'text' },
+				{ text: '{@linkcode ', kind: 'link' },
 				{
-					"text": "dog",
-					"kind": "linkName",
-					"target": {
-						"file": "/path/file.ts",
-						"start": { "line": 7, "offset": 5 },
-						"end": { "line": 7, "offset": 13 }
+					text: 'dog',
+					kind: 'linkName',
+					target: {
+						file: '/path/file.ts',
+						start: { line: 7, offset: 5 },
+						end: { line: 7, offset: 13 }
 					}
 				} as SymbolDisplayPart,
-				{ "text": "}", "kind": "link" },
-				{ "text": " b", "kind": "text" }
+				{ text: '}', kind: 'link' },
+				{ text: ' b', kind: 'text' }
 			], noopToResource),
 			'a [`dog`](file:///path/file.ts#L7%2C5) b');
 	});
 
 	test('Should render @linkcode text as code', async () => {
 		assert.strictEqual(
 			plainWithLinks([
-				{ "text": "a ", "kind": "text" },
-				{ "text": "{@linkcode ", "kind": "link" },
+				{ text: 'a ', kind: 'text' },
+				{ text: '{@linkcode ', kind: 'link' },
 				{
-					"text": "dog",
-					"kind": "linkName",
-					"target": {
-						"file": "/path/file.ts",
-						"start": { "line": 7, "offset": 5 },
-						"end": { "line": 7, "offset": 13 }
+					text: 'dog',
+					kind: 'linkName',
+					target: {
+						file: '/path/file.ts',
+						start: { line: 7, offset: 5 },
+						end: { line: 7, offset: 13 }
 					}
 				} as SymbolDisplayPart,
-				{ "text": "husky", "kind": "linkText" },
-				{ "text": "}", "kind": "link" },
-				{ "text": " b", "kind": "text" }
+				{ text: 'husky', kind: 'linkText' },
+				{ text: '}', kind: 'link' },
+				{ text: ' b', kind: 'text' }
 			], noopToResource),
 			'a [`husky`](file:///path/file.ts#L7%2C5) b');
 	});
 });
-
diff --git a/extensions/typescript-language-features/src/utils/previewer.ts b/extensions/typescript-language-features/src/utils/previewer.ts
@@ -49,6 +49,14 @@ function getTagBodyText(
 
 	const text = convertLinkTags(tag.text, filePathConverter);
 	switch (tag.name) {
+		case 'example':
+			// check for caption tags, fix for #79704
+			const captionTagMatches = text.match(/<caption>(.*?)<\/caption>\s*(\r\n|\n)/);
+			if (captionTagMatches && captionTagMatches.index === 0) {
+				return captionTagMatches[1] + '\n' + makeCodeblock(text.substr(captionTagMatches[0].length));
+			} else {
+				return makeCodeblock(text);
+			}
 		case 'author':
 			// fix obsucated email address, #80898
 			const emailMatch = text.match(/(.+)\s<([-.\w]+@[-.\w]+)>/);
@@ -58,7 +66,6 @@ function getTagBodyText(
 			} else {
 				return `${emailMatch[1]} ${emailMatch[2]}`;
 			}
-		case 'example':
 		case 'default':
 			return makeCodeblock(text);
 	}