doc: fix controller typo

docs/book/src/quick-start.md

@@ -87,7 +87,7 @@ kubebuilder create api --group webapp --version v1 --kind Guestbook
 <h1>Press Options</h1>
 
 If you press `y` for Create Resource [y/n] and for Create Controller [y/n] then this will create the files `api/v1/guestbook_types.go` where the API is defined 
-and the `controller/guestbook_controller.go` where the reconciliation business logic is implemented for this Kind(CRD).
+and the `controllers/guestbook_controller.go` where the reconciliation business logic is implemented for this Kind(CRD).
 
 </aside>
 

docs/testing/integration.md

@@ -4,7 +4,7 @@
 
 This article explores steps to write and run integration tests for controllers created using Kubebuilder. Kubebuilder provides a template for writing integration tests. You can simply run all integration (and unit) tests within the project by running: `make test`
 
-For example, there is a controller watches *Parent* objects. The *Parent* objects create *Child* objects. Note that the *Child* objects must have their `.ownerReferences` field setting to the `Parent` objects. You can find the template under `pkg/controller/parent/parent_controller_test.go`:
+For example, there is a controller watches *Parent* objects. The *Parent* objects create *Child* objects. Note that the *Child* objects must have their `.ownerReferences` field setting to the `Parent` objects. You can find the template under `pkg/controllers/parent/parent_controller_test.go`:
 ```
 package parent
 
@@ -79,4 +79,4 @@ func TestReconcile(t *testing.T) {
 
 The manager is started as part of the test itself (`StartTestManager` function).
 
-Both functions are located in `pkg/controller/parent/parent_controller_suite_test.go` file. The file also contains a `TestMain` function that allows you to specify CRD directory paths for the testing environment.
+Both functions are located in `pkg/controllers/parent/parent_controller_suite_test.go` file. The file also contains a `TestMain` function that allows you to specify CRD directory paths for the testing environment.

docs/using_an_external_type.md

@@ -105,7 +105,7 @@ dep ensure --add
 
 Edit the `CRDDirectoryPaths` in your test suite by appending the path to their CRDs:
 
-file pkg/controller/my_kind_controller_suite_test.go
+file pkg/controllers/my_kind_controller_suite_test.go
 ```
 var cfg *rest.Config