diff --git a/src/test/definitions/parallel.test.ts b/src/test/definitions/parallel.test.ts
new file mode 100644
index 000000000000..f70edb4a9910
--- /dev/null
+++ b/src/test/definitions/parallel.test.ts
@@ -0,0 +1,40 @@
+import * as assert from 'assert';
+import { EOL } from 'os';
+import * as vscode from 'vscode';
+import * as path from 'path';
+import { initialize, closeActiveWindows } from '../initialize';
+import { normalizeMarkedString } from '../textUtils';
+
+const autoCompPath = path.join(__dirname, '..', '..', '..', 'src', 'test', 'pythonFiles', 'autocomp');
+const fileOne = path.join(autoCompPath, 'one.py');
+
+suite('Code, Hover Definition and Intellisense', () => {
+    suiteSetup(() => initialize());
+    suiteTeardown(() => closeActiveWindows());
+    teardown(() => closeActiveWindows());
+
+    test('All three together', async () => {
+        const textDocument = await vscode.workspace.openTextDocument(fileOne);
+        const editor = await vscode.window.showTextDocument(textDocument);
+
+        let position = new vscode.Position(30, 5);
+        const hoverDef = await vscode.commands.executeCommand<vscode.Hover[]>('vscode.executeHoverProvider', textDocument.uri, position);
+        const codeDef = await vscode.commands.executeCommand<vscode.Location[]>('vscode.executeDefinitionProvider', textDocument.uri, position);
+        position = new vscode.Position(3, 10);
+        const list = await vscode.commands.executeCommand<vscode.CompletionList>('vscode.executeCompletionItemProvider', textDocument.uri, position);
+
+        assert.equal(list.items.filter(item => item.label === 'api_version').length, 1, 'api_version not found');
+
+        assert.equal(codeDef.length, 1, 'Definition length is incorrect');
+        assert.equal(codeDef[0].uri.fsPath, fileOne, 'Incorrect file');
+        assert.equal(`${codeDef[0].range.start.line},${codeDef[0].range.start.character}`, '17,4', 'Start position is incorrect');
+        assert.equal(`${codeDef[0].range.end.line},${codeDef[0].range.end.character}`, '21,11', 'End position is incorrect');
+
+        assert.equal(hoverDef.length, 1, 'Definition length is incorrect');
+        assert.equal(`${hoverDef[0].range.start.line},${hoverDef[0].range.start.character}`, '30,4', 'Start position is incorrect');
+        assert.equal(`${hoverDef[0].range.end.line},${hoverDef[0].range.end.character}`, '30,11', 'End position is incorrect');
+        assert.equal(hoverDef[0].contents.length, 1, 'Invalid content items');
+        const expectedContent = '```python' + EOL + 'def method1()' + EOL + '```' + EOL + 'This is method1';
+        assert.equal(normalizeMarkedString(hoverDef[0].contents[0]), expectedContent, 'function signature incorrect');
+    });
+});