Function preSwitch

src/test/datascience/interactiveWindow.vscode.test.ts:74–112

()

        await closeNotebooksAndCleanUpAfterTests(disposables);
    });
    async function preSwitch() {
        const pythonApi = await pythonApiProvider.getNewApi();
        await pythonApi?.environments.refreshEnvironments({ forceRefresh: true });
        const interpreterService = api.serviceContainer.get<IInterpreterService>(IInterpreterService);
        await waitForCondition(
            () => {
                const venvNoKernelInterpreter = getCachedEnvironments().find((i) =>
                    getFilePath(i.executable.uri).includes('.venvnokernel')
                );
                const venvKernelInterpreter = getCachedEnvironments().find((i) =>
                    getFilePath(i.executable.uri).includes('.venvkernel')
                );
                return venvNoKernelInterpreter && venvKernelInterpreter ? true : false;
            },
            defaultNotebookTestTimeout,
            'Waiting for interpreters to be discovered'
        );
        const venvNoKernelInterpreter = getCachedEnvironments().find((i) =>
            getFilePath(i.executable.uri).includes('.venvnokernel')
        );
        const venvKernelInterpreter = getCachedEnvironments().find((i) =>
            getFilePath(i.executable.uri).includes('.venvkernel')
        );

        if (!venvNoKernelInterpreter || !venvKernelInterpreter) {
            throw new Error(
                `Unable to find matching kernels. List of kernels is ${getCachedEnvironments()
                    .map((i) => getFilePath(i.executable.uri))
                    .join('\n')}`
            );
        }
        venNoKernelPath = venvNoKernelInterpreter.executable.uri!;
        venvKernelPath = venvKernelInterpreter.executable.uri!;
        originalActiveInterpreter = await interpreterService.getActiveInterpreter();

        // No kernel should not have ipykernel in it yet, but we need two, so install it.
        await installIPyKernel(venNoKernelPath.fsPath);
        assert.ok(originalActiveInterpreter, `No active interpreter when running switch test`);
    }
    async function postSwitch() {
        await uninstallIPyKernel(venNoKernelPath.fsPath);
        await setActiveInterpreter(pythonApiProvider, undefined, originalActiveInterpreter?.uri);