test(web): add Linear OAuth fixture

surfsense_web/tests/fixtures/connectors/linear.fixture.ts

@@ -0,0 +1,28 @@
+import { type ConnectorRow, deleteConnector, runLinearOAuth } from "../../helpers/api/connectors";
+import { searchSpaceFixtures } from "../search-space.fixture";
+
+export type LinearFixtures = {
+	/**
+	 * A pre-connected Linear connector inside the fixture's `searchSpace`.
+	 * OAuth and MCP tool calls use E2E Linear fakes and are cleaned up
+	 * automatically after the test.
+	 */
+	linearConnector: ConnectorRow;
+};
+
+export const linearFixtures = searchSpaceFixtures.extend<LinearFixtures>({
+	linearConnector: async ({ request, apiToken, searchSpace }, use) => {
+		const { connector } = await runLinearOAuth(request, apiToken, searchSpace.id);
+		if (!connector) {
+			throw new Error(
+				"linearConnector fixture: OAuth completed but no LINEAR_CONNECTOR was created. " +
+					"Check the backend log — the Linear MCP fake likely rejected an unmodelled call."
+			);
+		}
+		try {
+			await use(connector);
+		} finally {
+			await deleteConnector(request, apiToken, connector.id);
+		}
+	},
+});

surfsense_web/tests/fixtures/index.ts

@@ -22,6 +22,8 @@
  *             └─ nativeCalendarWithChatTest — chatThread
  *         └─ notionFixtures — notionConnector
  *             └─ notionWithChatTest — chatThread
+ *         └─ linearFixtures — linearConnector
+ *             └─ linearWithChatTest — chatThread
  *
  * To add a new connector (Gmail, Slack, manual upload, etc.):
  *   1. Add a fixture file under `fixtures/connectors/<name>.fixture.ts`.
@@ -33,6 +35,7 @@ export { chatThreadFixtures } from "./chat-thread.fixture";
 export { composioCalendarFixtures } from "./connectors/composio-calendar.fixture";
 export { composioDriveFixtures } from "./connectors/composio-drive.fixture";
 export { composioGmailFixtures } from "./connectors/composio-gmail.fixture";
+export { linearFixtures } from "./connectors/linear.fixture";
 export { nativeCalendarFixtures } from "./connectors/native-calendar.fixture";
 export { nativeDriveFixtures } from "./connectors/native-drive.fixture";
 export { nativeGmailFixtures } from "./connectors/native-gmail.fixture";
@@ -43,6 +46,7 @@ import { type ChatThreadFixtures, chatThreadFixtures } from "./chat-thread.fixtu
 import { composioCalendarFixtures } from "./connectors/composio-calendar.fixture";
 import { composioDriveFixtures } from "./connectors/composio-drive.fixture";
 import { composioGmailFixtures } from "./connectors/composio-gmail.fixture";
+import { linearFixtures } from "./connectors/linear.fixture";
 import { nativeCalendarFixtures } from "./connectors/native-calendar.fixture";
 import { nativeDriveFixtures } from "./connectors/native-drive.fixture";
 import { nativeGmailFixtures } from "./connectors/native-gmail.fixture";
@@ -85,3 +89,7 @@ export const nativeCalendarWithChatTest =
 export const notionTest = notionFixtures;
 /** `test` for Notion specs that also need a chat thread. */
 export const notionWithChatTest = notionFixtures.extend<ChatThreadFixtures>(chatThreadFixtures);
+/** `test` for specs that also need a pre-connected Linear connector. */
+export const linearTest = linearFixtures;
+/** `test` for Linear specs that also need a chat thread. */
+export const linearWithChatTest = linearFixtures.extend<ChatThreadFixtures>(chatThreadFixtures);

surfsense_web/tests/helpers/api/connectors.ts

@@ -392,3 +392,53 @@ export async function runNotionOAuth(
 
 	return { authUrl: auth_url, finalUrl: location, connector };
 }
+
+/**
+ * Drives the Linear MCP OAuth flow programmatically.
+ *
+ * The E2E backend keeps SurfSense's generic MCP OAuth routes real and
+ * patches Linear's external discovery/DCR/token/MCP tool boundaries.
+ */
+export async function runLinearOAuth(
+	request: APIRequestContext,
+	token: string,
+	searchSpaceId: number
+): Promise<{
+	authUrl: string;
+	finalUrl: string;
+	connector: ConnectorRow | null;
+}> {
+	const initiateResp = await request.get(
+		`${BACKEND_URL}/api/v1/auth/mcp/linear/connector/add?space_id=${searchSpaceId}`,
+		{ headers: authHeaders(token) }
+	);
+	if (!initiateResp.ok()) {
+		throw new Error(
+			`Linear MCP initiate failed (${initiateResp.status()}): ${await initiateResp.text()}`
+		);
+	}
+	const { auth_url } = (await initiateResp.json()) as { auth_url: string };
+	if (!auth_url) {
+		throw new Error("Linear MCP initiate response missing auth_url");
+	}
+
+	const state = new URL(auth_url).searchParams.get("state");
+	if (!state) {
+		throw new Error(`Linear MCP auth_url missing state: ${auth_url}`);
+	}
+
+	const callbackResp = await request.get(
+		`${BACKEND_URL}/api/v1/auth/mcp/linear/connector/callback?code=fake-linear-oauth-code&state=${encodeURIComponent(state)}`,
+		{
+			headers: authHeaders(token),
+			maxRedirects: 0,
+			failOnStatusCode: false,
+		}
+	);
+	const location = callbackResp.headers().location ?? auth_url;
+
+	const connectors = await listConnectors(request, token, searchSpaceId);
+	const connector = connectors.find((c) => c.connector_type === "LINEAR_CONNECTOR") ?? null;
+
+	return { authUrl: auth_url, finalUrl: location, connector };
+}