fix(nocodb): Improved test docs

packages/noco-docs/content/en/engineering/testing.md

@@ -60,11 +60,11 @@ npm run test:unit
 - Test environment includes `sakila` sample database and any change to it by a test is reverted before running other tests.
 - While running unit tests, it tries to connect to mysql server running on `localhost:3306` with username `root` and password `password`(which can be configured) and if not found, it will use `sqlite` as a fallback, hence no requirement of any sql server to run tests.
 
-### Walk through of writing a unit test
+## Walk through of writing a unit test
 
 We will create an `Table` test suite as an example.
 
-#### Configure test
+### Configure test
 
 We will configure `beforeEach` which is called before each test is executed. We will use `init` function from `nocodb/packages/tests/unit/init/index.ts`, which is a helper function which configures the test environment(i.e resetting state, etc.).
 
@@ -88,7 +88,7 @@ beforeEach(async function () {
 });
 ```
 
-##### Test case
+### Test case
 
 We will use `it` function to create a test case. We will use `supertest` to make a request to the server. We use `expect`(`chai`) to assert the response.
 
@@ -104,7 +104,13 @@ it('Get table list', async function () {
 });
 ```
 
-##### Integrating the new test suite
+> NOTE: We can also run individual test by using `.only` in `describe` or `it` function and the running the test command.
+
+```typescript
+it.only('Get table list', async () => {
+```
+
+### Integrating the new test suite
 
 We create a new file `table.test.ts` in `packages/nocodb/tests/unit/rest/tests` directory.
 
@@ -148,17 +154,7 @@ export default function () {
 
 We can then import the `Table` test suite to `Rest` test suite in `packages/nocodb/tests/unit/rest/index.test.ts` file(`Rest` test suite is imported in the root test suite file which is `packages/nocodb/tests/unit/index.test.ts`).
 
-#### Running test
-
-To run tests, run `npm run test:unit` in `packages/nocodb` directory.
-
-> NOTE: We can also run individual test by using `.only` in `describe` or `it` function and the running the test command.
-
-```typescript
-it.only('Get table list', async () => {
-```
-
-#### Folder structure
+## Folder structure
 
 The root folder for unit tests is `packages/tests/unit`
 
@@ -169,7 +165,7 @@ The root folder for unit tests is `packages/tests/unit`
 - `index.test.ts` is the root test suite file which imports all the test suites.
 - `TestDbMngr.ts` is a helper class to manage test databases (i.e. creating, dropping, etc.).
 
-#### Patterns to follow
+## Patterns to follow
 
 - **Factories**
   - Use factories for create/update/delete data. No data should be directly create/updated/deleted in the test.
@@ -182,10 +178,35 @@ The root folder for unit tests is `packages/tests/unit`
 
   - Use one file per factory.
 
-#### Using sakila db
+## Using sakila db
 To use sakila db use `createSakilaProject` from `factory/project` to create a project. This project will be seeded with `sakila` tables.
 
+```typescript
+
+function tableTest() {
+  let context;
+  let sakilaProject: Project;
+  let customerTable: Model;
+
+  beforeEach(async function () {
+    context = await init();
+
+    sakilaProject = await createSakilaProject(context);
+
+    customerTable = await getTable({project: sakilaProject, name: 'customer'})
+  });
 
+  it('Get table data list', async function () {
+    const response = await request(context.app)
+      .get(`/api/v1/db/data/noco/${sakilaProject.id}/${customerTable.id}`)
+      .set('xc-auth', context.token)
+      .send({})
+      .expect(200);
+
+    expect(response.body.list[0]['FirstName']).to.equal('MARY');
+  });
+}
+```
 
 ## Cypress Tests