diff --git a/README.md b/README.md
index 7287075f4f..ba0c0050fa 100644
--- a/README.md
+++ b/README.md
@@ -62,7 +62,7 @@ ngMocks.defaultMock(AuthService, () => ({
 
 An example of a spec for a profile edit component.
 
-```ts title="src/form.component.spec.ts"
+```ts title="src/profile.component.spec.ts"
 // Let's imagine that there is a ProfileComponent
 // and it has 3 text fields: email, firstName,
 // lastName, and a user can edit them.
@@ -77,24 +77,45 @@ describe('profile', () => {
   // https://ng-mocks.sudo.eu/api/ngMocks/faster
   ngMocks.faster();
 
-  // Now we would like to configure TestBed that
-  // ProfileComponent would stay as it is, and
-  // all its dependencies would be mocks.
-  // Even more, if a dependency is missing,
-  // we would like to get a failing test.
-  // Also, we would like to rely on reactive forms,
-  // therefore we would like to avoid its mocking.
+  // Let's declare TestBed in beforeAll
+  // instead of beforeEach.
+  // The code mocks everything in SharedModule
+  // and provides a mock AuthService.
   beforeAll(() => {
-    // The result of MockBuilder should be returned.
-    // https://ng-mocks.sudo.eu/api/MockBuilder
-    return MockBuilder(
-      ProfileComponent,
-      ProfileModule,
-    ).keep(ReactiveFormsModule);
+    return TestBed.configureTestingModule({
+      imports: [
+        MockModule(SharedModule), // mock
+        ReactiveFormsModule, // real
+      ],
+      declarations: [
+        MockComponent(AvatarComponent), // mock
+        ProfileComponent, // real
+      ],
+      providers: [
+        MockProvider(AuthService), // mock
+      ],
+    }).compileComponents();
   });
 
-  // A test to ensure that ProfileModule imports
-  // and declares all the dependencies.
+  // A test to ensure that ProfileComponent
+  // can be created.
+  it('should be created', () => {
+    // MockRender is an advanced version of
+    // TestBed.createComponent.
+    // It respects all lifecycle hooks,
+    // onPush change detection, and creates a
+    // wrapper component with a template like
+    // <app-root ...allInputs></profile>
+    // https://ng-mocks.sudo.eu/api/MockRender
+    const fixture = MockRender(ProfileComponent);
+
+    expect(
+      fixture.point.componentInstance,
+    ).toEqual(jasmine.any(ProfileComponent));
+  });
+
+  // A test to ensure that the component listens
+  // on ctrl+s hotkey.
   it('should be created', () => {
     // MockRender respects all lifecycle hooks,
     // onPush change detection, and creates a
diff --git a/docs/articles/api/ngMocks/faster.md b/docs/articles/api/ngMocks/faster.md
index 32d281a5fb..fdb79f3fac 100644
--- a/docs/articles/api/ngMocks/faster.md
+++ b/docs/articles/api/ngMocks/faster.md
@@ -7,7 +7,8 @@ There is a `ngMocks.faster` feature that optimizes setup of similar test modules
 and reduces required time on their execution.
 
 Imagine a situation when `beforeEach` creates the same setup used by dozens of `it`.
-This is the case where `ngMocks.faster` might be useful, simply call it before `beforeAll` and
+This is the case where `ngMocks.faster` might be useful, simply use `beforeAll` instead of `beforeEach`,
+call `ngMocks.faster` before `beforeAll` and
 **the Angular tests will run faster**.
 
 ```ts
diff --git a/docs/articles/index.md b/docs/articles/index.md
index d92f1f7156..2f8ef759bc 100644
--- a/docs/articles/index.md
+++ b/docs/articles/index.md
@@ -64,7 +64,7 @@ ngMocks.defaultMock(AuthService, () => ({
 
 An example of a spec for a profile edit component.
 
-```ts title="src/form.component.spec.ts"
+```ts title="src/profile.component.spec.ts"
 // Let's imagine that there is a ProfileComponent
 // and it has 3 text fields: email, firstName,
 // lastName, and a user can edit them.
@@ -79,24 +79,45 @@ describe('profile', () => {
   // https://ng-mocks.sudo.eu/api/ngMocks/faster
   ngMocks.faster();
 
-  // Now we would like to configure TestBed that
-  // ProfileComponent would stay as it is, and
-  // all its dependencies would be mocks.
-  // Even more, if a dependency is missing,
-  // we would like to get a failing test.
-  // Also, we would like to rely on reactive forms,
-  // therefore we would like to avoid its mocking.
+  // Let's declare TestBed in beforeAll
+  // instead of beforeEach.
+  // The code mocks everything in SharedModule
+  // and provides a mock AuthService.
   beforeAll(() => {
-    // The result of MockBuilder should be returned.
-    // https://ng-mocks.sudo.eu/api/MockBuilder
-    return MockBuilder(
-      ProfileComponent,
-      ProfileModule,
-    ).keep(ReactiveFormsModule);
+    return TestBed.configureTestingModule({
+      imports: [
+        MockModule(SharedModule), // mock
+        ReactiveFormsModule, // real
+      ],
+      declarations: [
+        MockComponent(AvatarComponent), // mock
+        ProfileComponent, // real
+      ],
+      providers: [
+        MockProvider(AuthService), // mock
+      ],
+    }).compileComponents();
   });
 
-  // A test to ensure that ProfileModule imports
-  // and declares all the dependencies.
+  // A test to ensure that ProfileComponent
+  // can be created.
+  it('should be created', () => {
+    // MockRender is an advanced version of
+    // TestBed.createComponent.
+    // It respects all lifecycle hooks,
+    // onPush change detection, and creates a
+    // wrapper component with a template like
+    // <app-root ...allInputs></profile>
+    // https://ng-mocks.sudo.eu/api/MockRender
+    const fixture = MockRender(ProfileComponent);
+
+    expect(fixture.point.componentInstance).toEqual(
+      jasmine.any(ProfileComponent),
+    );
+  });
+
+  // A test to ensure that the component listens
+  // on ctrl+s hotkey.
   it('should be created', () => {
     // MockRender respects all lifecycle hooks,
     // onPush change detection, and creates a
diff --git a/docs/package-lock.json b/docs/package-lock.json
index 58ec658a71..304d2f4c38 100644
--- a/docs/package-lock.json
+++ b/docs/package-lock.json
@@ -2603,6 +2603,15 @@
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz",
       "integrity": "sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA=="
     },
+    "bindings": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
+      "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
+      "optional": true,
+      "requires": {
+        "file-uri-to-path": "1.0.0"
+      }
+    },
     "bluebird": {
       "version": "3.7.2",
       "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz",
@@ -4337,6 +4346,12 @@
         "schema-utils": "^3.0.0"
       }
     },
+    "file-uri-to-path": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
+      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==",
+      "optional": true
+    },
     "filesize": {
       "version": "6.1.0",
       "resolved": "https://registry.npmjs.org/filesize/-/filesize-6.1.0.tgz",
@@ -6443,6 +6458,12 @@
       "resolved": "https://registry.npmjs.org/multicast-dns-service-types/-/multicast-dns-service-types-1.1.0.tgz",
       "integrity": "sha1-iZ8R2WhuXgXLkbNdXw5jt3PPyQE="
     },
+    "nan": {
+      "version": "2.14.2",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-2.14.2.tgz",
+      "integrity": "sha512-M2ufzIiINKCuDfBSAUr1vWQ+vuVcA9kqx8JJUsbQi6yf1uGRyb7HfpdfUr5qLXf3B/t8dPvcjhKMmlfnP47EzQ==",
+      "optional": true
+    },
     "nanoid": {
       "version": "3.1.23",
       "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.23.tgz",
@@ -10021,7 +10042,11 @@
           "version": "1.2.13",
           "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.13.tgz",
           "integrity": "sha512-oWb1Z6mkHIskLzEJ/XWX0srkpkTQ7vaopMQkyaEIoq0fmtFVxOthb8cCxeT+p3ynTdkk/RZwbgG4brR5BeWECw==",
-          "optional": true
+          "optional": true,
+          "requires": {
+            "bindings": "^1.5.0",
+            "nan": "^2.12.1"
+          }
         },
         "glob-parent": {
           "version": "3.1.0",
diff --git a/e2e/a-min/package-lock.json b/e2e/a-min/package-lock.json
index 8be48b935c..29782c435c 100644
--- a/e2e/a-min/package-lock.json
+++ b/e2e/a-min/package-lock.json
@@ -504,6 +504,14 @@
         "source-map": "0.7.3",
         "tslib": "2.3.0",
         "typescript": "4.3.3"
+      },
+      "dependencies": {
+        "typescript": {
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.3.tgz",
+          "integrity": "sha512-rUvLW0WtF7PF2b9yenwWUi9Da9euvDRhmH7BLyBG4DCFfOJ850LGNknmRpp8Z8kXNUPObdZQEfKOiHtXuQHHKA==",
+          "dev": true
+        }
       }
     },
     "@angular-devkit/build-webpack": {
@@ -6364,6 +6372,16 @@
       "integrity": "sha512-1Yj8h9Q+QDF5FzhMs/c9+6UntbD5MkRfRwac8DoEm9ZfUBZ7tZ55YcGVAzEe4bXsdQHEk+s9S5wsOKVdZrw0tQ==",
       "dev": true
     },
+    "bindings": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
+      "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "file-uri-to-path": "1.0.0"
+      }
+    },
     "bl": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/bl/-/bl-4.1.0.tgz",
@@ -8815,6 +8833,13 @@
         "escape-string-regexp": "^1.0.5"
       }
     },
+    "file-uri-to-path": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
+      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==",
+      "dev": true,
+      "optional": true
+    },
     "fill-range": {
       "version": "7.0.1",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
@@ -12988,6 +13013,7 @@
       "resolved": "https://registry.npmjs.org/jest-worker/-/jest-worker-26.6.2.tgz",
       "integrity": "sha512-KWYVV1c4i+jbMpaBC+U++4Va0cp8OisU185o73T1vo99hqi7w8tSJfUXYswwqqrjzwxa6KpRK54WhPvwf5w6PQ==",
       "dev": true,
+      "optional": true,
       "requires": {
         "@types/node": "*",
         "merge-stream": "^2.0.0",
@@ -12998,13 +13024,15 @@
           "version": "4.0.0",
           "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
           "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "supports-color": {
           "version": "7.2.0",
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
           "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
           "dev": true,
+          "optional": true,
           "requires": {
             "has-flag": "^4.0.0"
           }
@@ -14074,6 +14102,13 @@
       "integrity": "sha512-nnbWWOkoWyUsTjKrhgD0dcz22mdkSnpYqbEjIm2nhwhuxlSkpywJmBo8h0ZqJdkp73mb90SssHkN4rsRaBAfAA==",
       "dev": true
     },
+    "nan": {
+      "version": "2.14.2",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-2.14.2.tgz",
+      "integrity": "sha512-M2ufzIiINKCuDfBSAUr1vWQ+vuVcA9kqx8JJUsbQi6yf1uGRyb7HfpdfUr5qLXf3B/t8dPvcjhKMmlfnP47EzQ==",
+      "dev": true,
+      "optional": true
+    },
     "nanoid": {
       "version": "3.1.23",
       "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.23.tgz",
@@ -18246,6 +18281,7 @@
       "resolved": "https://registry.npmjs.org/terser-webpack-plugin/-/terser-webpack-plugin-5.1.2.tgz",
       "integrity": "sha512-6QhDaAiVHIQr5Ab3XUWZyDmrIPCHMiqJVljMF91YKyqwKkL5QHnYMkrMBy96v9Z7ev1hGhSEw1HQZc2p/s5Z8Q==",
       "dev": true,
+      "optional": true,
       "requires": {
         "jest-worker": "^26.6.2",
         "p-limit": "^3.1.0",
@@ -18260,6 +18296,7 @@
           "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-3.1.0.tgz",
           "integrity": "sha512-TYOanM3wGwNGsZN2cVTYPArw454xnXj5qmWF1bEoAc4+cU/ol7GVh7odevjp1FNHduHc3KZMcFduxU5Xc6uJRQ==",
           "dev": true,
+          "optional": true,
           "requires": {
             "yocto-queue": "^0.1.0"
           }
@@ -18269,6 +18306,7 @@
           "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-3.0.0.tgz",
           "integrity": "sha512-6D82/xSzO094ajanoOSbe4YvXWMfn2A//8Y1+MUqFAJul5Bs+yn36xbK9OtNDcRVSBJ9jjeoXftM6CfztsjOAA==",
           "dev": true,
+          "optional": true,
           "requires": {
             "@types/json-schema": "^7.0.6",
             "ajv": "^6.12.5",
@@ -18279,7 +18317,8 @@
           "version": "0.6.1",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
           "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -18853,6 +18892,7 @@
       "resolved": "https://registry.npmjs.org/webpack/-/webpack-5.38.1.tgz",
       "integrity": "sha512-OqRmYD1OJbHZph6RUMD93GcCZy4Z4wC0ele4FXyYF0J6AxO1vOSuIlU1hkS/lDlR9CDYBz64MZRmdbdnFFoT2g==",
       "dev": true,
+      "optional": true,
       "requires": {
         "@types/eslint-scope": "^3.7.0",
         "@types/estree": "^0.0.47",
@@ -18884,6 +18924,7 @@
           "resolved": "https://registry.npmjs.org/schema-utils/-/schema-utils-3.0.0.tgz",
           "integrity": "sha512-6D82/xSzO094ajanoOSbe4YvXWMfn2A//8Y1+MUqFAJul5Bs+yn36xbK9OtNDcRVSBJ9jjeoXftM6CfztsjOAA==",
           "dev": true,
+          "optional": true,
           "requires": {
             "@types/json-schema": "^7.0.6",
             "ajv": "^6.12.5",
@@ -18894,13 +18935,15 @@
           "version": "0.6.1",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
           "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "webpack-sources": {
           "version": "2.3.0",
           "resolved": "https://registry.npmjs.org/webpack-sources/-/webpack-sources-2.3.0.tgz",
           "integrity": "sha512-WyOdtwSvOML1kbgtXbTDnEW0jkJ7hZr/bDByIwszhWd/4XX1A3XMkrbFMsuH4+/MfLlZCUzlAdg4r7jaGKEIgQ==",
           "dev": true,
+          "optional": true,
           "requires": {
             "source-list-map": "^2.0.1",
             "source-map": "^0.6.1"
@@ -19101,7 +19144,11 @@
           "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.13.tgz",
           "integrity": "sha512-oWb1Z6mkHIskLzEJ/XWX0srkpkTQ7vaopMQkyaEIoq0fmtFVxOthb8cCxeT+p3ynTdkk/RZwbgG4brR5BeWECw==",
           "dev": true,
-          "optional": true
+          "optional": true,
+          "requires": {
+            "bindings": "^1.5.0",
+            "nan": "^2.12.1"
+          }
         },
         "glob-parent": {
           "version": "3.1.0",
diff --git a/e2e/a12/package-lock.json b/e2e/a12/package-lock.json
index 55a984934f..f21639ce8c 100644
--- a/e2e/a12/package-lock.json
+++ b/e2e/a12/package-lock.json
@@ -449,6 +449,12 @@
           "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.3.0.tgz",
           "integrity": "sha512-N82ooyxVNm6h1riLCoyS9e3fuJ3AMG2zIZs2Gd1ATcSFjSA23Q0fzjjZeh0jbJvWVDZ0cJT8yaNNaaXHzueNjg==",
           "dev": true
+        },
+        "typescript": {
+          "version": "4.3.3",
+          "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.3.tgz",
+          "integrity": "sha512-rUvLW0WtF7PF2b9yenwWUi9Da9euvDRhmH7BLyBG4DCFfOJ850LGNknmRpp8Z8kXNUPObdZQEfKOiHtXuQHHKA==",
+          "dev": true
         }
       }
     },
@@ -5717,6 +5723,16 @@
       "integrity": "sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==",
       "dev": true
     },
+    "bindings": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
+      "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
+      "dev": true,
+      "optional": true,
+      "requires": {
+        "file-uri-to-path": "1.0.0"
+      }
+    },
     "bl": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/bl/-/bl-4.1.0.tgz",
@@ -8120,6 +8136,13 @@
         "escape-string-regexp": "^1.0.5"
       }
     },
+    "file-uri-to-path": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
+      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==",
+      "dev": true,
+      "optional": true
+    },
     "fill-range": {
       "version": "7.0.1",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
@@ -11934,6 +11957,13 @@
       "integrity": "sha512-nnbWWOkoWyUsTjKrhgD0dcz22mdkSnpYqbEjIm2nhwhuxlSkpywJmBo8h0ZqJdkp73mb90SssHkN4rsRaBAfAA==",
       "dev": true
     },
+    "nan": {
+      "version": "2.14.2",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-2.14.2.tgz",
+      "integrity": "sha512-M2ufzIiINKCuDfBSAUr1vWQ+vuVcA9kqx8JJUsbQi6yf1uGRyb7HfpdfUr5qLXf3B/t8dPvcjhKMmlfnP47EzQ==",
+      "dev": true,
+      "optional": true
+    },
     "nanoid": {
       "version": "3.1.23",
       "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.23.tgz",
@@ -17370,7 +17400,11 @@
           "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.13.tgz",
           "integrity": "sha512-oWb1Z6mkHIskLzEJ/XWX0srkpkTQ7vaopMQkyaEIoq0fmtFVxOthb8cCxeT+p3ynTdkk/RZwbgG4brR5BeWECw==",
           "dev": true,
-          "optional": true
+          "optional": true,
+          "requires": {
+            "bindings": "^1.5.0",
+            "nan": "^2.12.1"
+          }
         },
         "glob-parent": {
           "version": "3.1.0",
diff --git a/examples/readme/test.spec.ts b/examples/readme/builder.spec.ts
similarity index 99%
rename from examples/readme/test.spec.ts
rename to examples/readme/builder.spec.ts
index a7d4103439..f9debe59f8 100644
--- a/examples/readme/test.spec.ts
+++ b/examples/readme/builder.spec.ts
@@ -92,7 +92,7 @@ ngMocks.defaultMock(AuthService, () => ({
 // lastName, and a user can edit them.
 // In the following test suite, we would like to
 // cover behavior of the component.
-describe('profile', () => {
+describe('profile:builder', () => {
   // First of all, we want to avoid creation of
   // the same TestBed for every test, because it
   // is not going to be changed from test to test.
diff --git a/examples/readme/classic.spec.ts b/examples/readme/classic.spec.ts
new file mode 100644
index 0000000000..b220507b0d
--- /dev/null
+++ b/examples/readme/classic.spec.ts
@@ -0,0 +1,212 @@
+// tslint:disable object-literal-sort-keys
+
+import {
+  Component,
+  HostListener,
+  Injectable,
+  Input,
+  NgModule,
+  OnInit,
+} from '@angular/core';
+import { TestBed } from '@angular/core/testing';
+import {
+  FormControl,
+  FormGroup,
+  ReactiveFormsModule,
+  Validators,
+} from '@angular/forms';
+import {
+  MockInstance,
+  MockModule,
+  MockProvider,
+  MockRender,
+  ngMocks,
+} from 'ng-mocks';
+import { Subject } from 'rxjs';
+
+// remove with A5
+export const EMPTY = new Subject<any>();
+EMPTY.complete();
+
+interface User {
+  email: string;
+  firstName: string;
+  lastName: string;
+}
+
+@Injectable()
+class AuthService {
+  public readonly currentUser?: User;
+  public readonly isLoggedIn$ = new Subject<boolean>();
+}
+
+@Injectable()
+class StorageService {
+  public user?: User;
+
+  public save(user: User): void {
+    this.user = user;
+  }
+}
+
+@Component({
+  selector: 'profile',
+  template: `<form [formGroup]="form">
+    <input type="text" name="email" formControlName="email" />
+    <input type="text" name="firstName" formControlName="firstName" />
+    <input type="text" name="lastName" formControlName="lastName" />
+  </form>`,
+})
+class ProfileComponent implements OnInit {
+  public readonly form = new FormGroup({
+    email: new FormControl(null, Validators.required),
+    firstName: new FormControl(null, Validators.required),
+    lastName: new FormControl(null, Validators.required),
+  });
+
+  @Input() public readonly profile: User | null = null;
+
+  public constructor(private readonly storage: StorageService) {}
+
+  public ngOnInit(): void {
+    if (this.profile) {
+      this.form.setValue(this.profile);
+    }
+  }
+
+  @HostListener('keyup.control.s')
+  public save(): void {
+    this.storage.save(this.form.value);
+  }
+}
+
+@NgModule({
+  declarations: [],
+  providers: [AuthService, StorageService],
+})
+class SharedModule {}
+
+ngMocks.defaultMock(AuthService, () => ({
+  isLoggedIn$: EMPTY,
+}));
+
+// Let's imagine that there is a ProfileComponent
+// and it has 3 text fields: email, firstName,
+// lastName, and a user can edit them.
+// In the following test suite, we would like to
+// cover behavior of the component.
+describe('profile:classic', () => {
+  // First of all, we would like to reuse the same
+  // TestBed in every test.
+  // ngMocks.faster suppresses reset of TestBed
+  // after each test and allows to use TestBed,
+  // MockBuilder and MockRender in beforeAll.
+  // https://ng-mocks.sudo.eu/api/ngMocks/faster
+  ngMocks.faster();
+
+  // Let's declare TestBed in beforeAll instead of beforeEach.
+  // The code mocks everything in SharedModule and provides a mock AuthService.
+  beforeAll(async () => {
+    return TestBed.configureTestingModule({
+      imports: [
+        MockModule(SharedModule), // mock
+        ReactiveFormsModule, // real
+      ],
+      declarations: [
+        ProfileComponent, // real
+      ],
+      providers: [
+        MockProvider(AuthService), // mock
+      ],
+    }).compileComponents();
+  });
+
+  // A test to ensure that ProfileComponent can be created.
+  it('should be created', () => {
+    // MockRender is an advanced version of TestBed.createComponent.
+    // It respects all lifecycle hooks,
+    // onPush change detection, and creates a
+    // wrapper component with a template like
+    // <app-root ...allInputs></profile>
+    // https://ng-mocks.sudo.eu/api/MockRender
+    const fixture = MockRender(ProfileComponent);
+
+    expect(fixture.point.componentInstance).toEqual(
+      jasmine.any(ProfileComponent),
+    );
+  });
+
+  // A test to ensure that the component listens
+  // on ctrl+s hotkey.
+  it('should be created', () => {
+    // MockRender respects all lifecycle hooks,
+    // onPush change detection, and creates a
+    // wrapper component with a template like
+    // <app-root ...allInputs></profile>
+    // https://ng-mocks.sudo.eu/api/MockRender
+    const fixture = MockRender(ProfileComponent);
+
+    expect(fixture.point.componentInstance).toEqual(
+      jasmine.any(ProfileComponent),
+    );
+  });
+
+  // A test to ensure that the component listens
+  // on ctrl+s hotkey.
+  it('saves on ctrl+s hot key', () => {
+    // A fake profile.
+    const profile = {
+      email: 'test2@email.com',
+      firstName: 'testFirst2',
+      lastName: 'testLast2',
+    };
+
+    // A spy to track save calls.
+    // MockInstance helps to configure mock
+    // providers, declarations and modules
+    // before their initialization and usage.
+    // https://ng-mocks.sudo.eu/api/MockInstance
+    const spySave = MockInstance(
+      StorageService,
+      'save',
+      jasmine.createSpy('StorageService.save'),
+    );
+
+    // Renders <profile [profile]="params.profile">
+    // </profile>.
+    // https://ng-mocks.sudo.eu/api/MockRender
+    const { point } = MockRender(
+      ProfileComponent,
+      { profile }, // bindings
+    );
+
+    // Let's change the value of the form control
+    // for email addresses with a random value.
+    // ngMocks.change finds a related control
+    // value accessor and updates it properly.
+    // https://ng-mocks.sudo.eu/api/ngMocks/change
+    ngMocks.change(
+      '[name=email]', // css selector
+      'test3@em.ail', // an email address
+    );
+
+    // Let's ensure that nothing has been called.
+    expect(spySave).not.toHaveBeenCalled();
+
+    // Let's assume that there is a host listener
+    // for a keyboard combination of ctrl+s,
+    // and we want to trigger it.
+    // ngMocks.trigger helps to emit events via
+    // simple interface.
+    // https://ng-mocks.sudo.eu/api/ngMocks/trigger
+    ngMocks.trigger(point, 'keyup.control.s');
+
+    // The spy should be called with the user
+    // and the random email address.
+    expect(spySave).toHaveBeenCalledWith({
+      email: 'test3@em.ail',
+      firstName: profile.firstName,
+      lastName: profile.lastName,
+    });
+  });
+});
diff --git a/libs/ng-mocks/src/lib/mock-builder/mock-builder.ts b/libs/ng-mocks/src/lib/mock-builder/mock-builder.ts
index 3a7af48c0d..c9711ca7f5 100644
--- a/libs/ng-mocks/src/lib/mock-builder/mock-builder.ts
+++ b/libs/ng-mocks/src/lib/mock-builder/mock-builder.ts
@@ -2,12 +2,14 @@ import { InjectionToken, NgModule } from '@angular/core';
 import { getTestBed, MetadataOverride, TestBed, TestBedStatic, TestModuleMetadata } from '@angular/core/testing';
 
 import coreConfig from '../common/core.config';
+import coreDefineProperty from '../common/core.define-property';
 import { flatten, mapEntries } from '../common/core.helpers';
 import coreReflectModuleResolve from '../common/core.reflect.module-resolve';
 import { AnyType, Type } from '../common/core.types';
 import { isNgDef } from '../common/func.is-ng-def';
 import ngMocksUniverse from '../common/ng-mocks-universe';
 import { ngMocks } from '../mock-helper/mock-helper';
+import mockHelperFasterInstall from '../mock-helper/mock-helper.faster-install';
 
 import funcExtractTokens from './func.extract-tokens';
 import { MockBuilderPerformance } from './mock-builder.performance';
@@ -135,18 +137,17 @@ const applyNgMocksOverrides = (testBed: TestBedStatic & { ngMocksOverrides?: any
 
 const initTestBed = () => {
   if (!(TestBed as any).ngMocksSelectors) {
-    (TestBed as any).ngMocksSelectors = new Map();
+    coreDefineProperty(TestBed, 'ngMocksSelectors', new Map());
   }
   // istanbul ignore else
   if (!(TestBed as any).ngMocksOverrides) {
-    (TestBed as any).ngMocksOverrides = new Set();
+    coreDefineProperty(TestBed, 'ngMocksOverrides', new Set());
   }
 };
 
 const configureTestingModule =
   (original: TestBedStatic['configureTestingModule']): TestBedStatic['configureTestingModule'] =>
   (moduleDef: TestModuleMetadata) => {
-    ngMocksUniverse.global.set('bullet:customized', true);
     initTestBed();
     const { mocks, overrides } = funcExtractTokens(moduleDef.providers);
 
@@ -174,23 +175,30 @@ const configureTestingModule =
 const resetTestingModule =
   (original: TestBedStatic['resetTestingModule']): TestBedStatic['resetTestingModule'] =>
   () => {
-    if (ngMocksUniverse.global.has('bullet')) {
-      if (ngMocksUniverse.global.has('bullet:customized')) {
-        ngMocksUniverse.global.set('bullet:reset', true);
-      }
-
-      return TestBed;
-    }
     ngMocksUniverse.global.delete('builder:config');
     ngMocksUniverse.global.delete('builder:module');
-    ngMocksUniverse.global.delete('bullet:customized');
-    ngMocksUniverse.global.delete('bullet:reset');
     (TestBed as any).ngMocksSelectors = undefined;
     applyNgMocksOverrides(TestBed);
 
     return original.call(TestBed);
   };
 
+let needInstall = true;
+const install = () => {
+  const hooks = mockHelperFasterInstall();
+  if (needInstall) {
+    // istanbul ignore else
+    if (hooks.before.indexOf(configureTestingModule) === -1) {
+      hooks.before.push(configureTestingModule);
+    }
+    // istanbul ignore else
+    if (hooks.after.indexOf(resetTestingModule) === -1) {
+      hooks.after.push(resetTestingModule);
+    }
+    needInstall = false;
+  }
+};
+
 /**
  * @see https://ng-mocks.sudo.eu/api/MockBuilder
  */
@@ -204,11 +212,7 @@ export function MockBuilder(
     | undefined,
   itsModuleToMock?: AnyType<any> | Array<AnyType<any>> | null | undefined,
 ): IMockBuilder {
-  if (!(TestBed as any).ngMocks) {
-    TestBed.configureTestingModule = configureTestingModule(TestBed.configureTestingModule);
-    TestBed.resetTestingModule = resetTestingModule(TestBed.resetTestingModule);
-    (TestBed as any).ngMocks = true;
-  }
+  install();
 
   const instance = new MockBuilderPerformance();
 
diff --git a/libs/ng-mocks/src/lib/mock-helper/mock-helper.faster-install.ts b/libs/ng-mocks/src/lib/mock-helper/mock-helper.faster-install.ts
new file mode 100644
index 0000000000..df496842e3
--- /dev/null
+++ b/libs/ng-mocks/src/lib/mock-helper/mock-helper.faster-install.ts
@@ -0,0 +1,56 @@
+import { TestBed, TestBedStatic, TestModuleMetadata } from '@angular/core/testing';
+
+import ngMocksUniverse from '../common/ng-mocks-universe';
+
+const hooks: {
+  after: Array<(original: TestBedStatic['resetTestingModule']) => TestBedStatic['resetTestingModule']>;
+  before: Array<(original: TestBedStatic['configureTestingModule']) => TestBedStatic['configureTestingModule']>;
+} = ngMocksUniverse.global.get('faster-hooks') || {
+  after: [],
+  before: [],
+};
+ngMocksUniverse.global.set('reporter-stack', hooks);
+
+const configureTestingModule =
+  (original: TestBedStatic['configureTestingModule']): TestBedStatic['configureTestingModule'] =>
+  (moduleDef: TestModuleMetadata) => {
+    ngMocksUniverse.global.set('bullet:customized', true);
+
+    let final = original;
+    for (const callback of hooks.before) {
+      final = callback(final);
+    }
+
+    return final.call(TestBed, moduleDef);
+  };
+
+const resetTestingModule =
+  (original: TestBedStatic['resetTestingModule']): TestBedStatic['resetTestingModule'] =>
+  () => {
+    if (ngMocksUniverse.global.has('bullet')) {
+      if (ngMocksUniverse.global.has('bullet:customized')) {
+        ngMocksUniverse.global.set('bullet:reset', true);
+      }
+
+      return TestBed;
+    }
+    ngMocksUniverse.global.delete('bullet:customized');
+    ngMocksUniverse.global.delete('bullet:reset');
+    let final = original;
+    for (const callback of hooks.after) {
+      final = callback(final);
+    }
+
+    return final.call(TestBed);
+  };
+
+let needInstall = true;
+export default () => {
+  if (needInstall) {
+    TestBed.configureTestingModule = configureTestingModule(TestBed.configureTestingModule);
+    TestBed.resetTestingModule = resetTestingModule(TestBed.resetTestingModule);
+    needInstall = false;
+  }
+
+  return hooks;
+};
diff --git a/libs/ng-mocks/src/lib/mock-helper/mock-helper.faster.ts b/libs/ng-mocks/src/lib/mock-helper/mock-helper.faster.ts
index 4749ed7ea9..7e0c583896 100644
--- a/libs/ng-mocks/src/lib/mock-helper/mock-helper.faster.ts
+++ b/libs/ng-mocks/src/lib/mock-helper/mock-helper.faster.ts
@@ -3,6 +3,7 @@ import { ComponentFixture, getTestBed, TestBed } from '@angular/core/testing';
 import ngMocksStack, { NgMocksStack } from '../common/ng-mocks-stack';
 import ngMocksUniverse from '../common/ng-mocks-universe';
 
+import mockHelperFasterInstall from './mock-helper.faster-install';
 import mockHelperFlushTestBed from './mock-helper.flush-test-bed';
 
 const resetFixtures = (stack: NgMocksStack) => {
@@ -28,6 +29,8 @@ export default () => {
     needInstall = false;
   }
 
+  mockHelperFasterInstall();
+
   beforeAll(() => {
     if (ngMocksUniverse.global.has('bullet:customized')) {
       TestBed.resetTestingModule();
diff --git a/tests/issue-721/before-all.spec.ts b/tests/issue-721/before-all.spec.ts
new file mode 100644
index 0000000000..8591c5f282
--- /dev/null
+++ b/tests/issue-721/before-all.spec.ts
@@ -0,0 +1,37 @@
+import { Component, Inject, InjectionToken } from '@angular/core';
+import { TestBed } from '@angular/core/testing';
+import { MockProvider, MockRender, ngMocks } from 'ng-mocks';
+
+const TOKEN = new InjectionToken('TOKEN');
+
+@Component({
+  selector: 'target',
+  template: '{{ value }}',
+})
+class TargetComponent {
+  public constructor(@Inject(TOKEN) public readonly value: number) {}
+}
+
+describe('issue-721:before-all', () => {
+  ngMocks.faster();
+
+  let value = 0;
+  beforeAll(() =>
+    TestBed.configureTestingModule({
+      declarations: [TargetComponent],
+      providers: [MockProvider(TOKEN, (value += 1))],
+    }).compileComponents(),
+  );
+
+  it('works right value=1', () => {
+    expect(ngMocks.formatText(MockRender(TargetComponent))).toEqual(
+      '1',
+    );
+  });
+
+  it('works right value=1', () => {
+    expect(ngMocks.formatText(MockRender(TargetComponent))).toEqual(
+      '1',
+    );
+  });
+});
diff --git a/tests/issue-721/before-each.spec.ts b/tests/issue-721/before-each.spec.ts
new file mode 100644
index 0000000000..d8d0bca008
--- /dev/null
+++ b/tests/issue-721/before-each.spec.ts
@@ -0,0 +1,38 @@
+import { Component, Inject, InjectionToken } from '@angular/core';
+import { TestBed } from '@angular/core/testing';
+import { MockProvider, MockRender, ngMocks } from 'ng-mocks';
+
+const TOKEN = new InjectionToken('TOKEN');
+
+@Component({
+  selector: 'target',
+  template: '{{ value }}',
+})
+class TargetComponent {
+  public constructor(@Inject(TOKEN) public readonly value: number) {}
+}
+
+describe('issue-721:before-each', () => {
+  ngMocks.faster();
+
+  let value = 0;
+  beforeEach(() =>
+    TestBed.configureTestingModule({
+      declarations: [TargetComponent],
+      providers: [MockProvider(TOKEN, (value += 1))],
+    }).compileComponents(),
+  );
+
+  it('works right value=1', () => {
+    expect(ngMocks.formatText(MockRender(TargetComponent))).toEqual(
+      '1',
+    );
+  });
+
+  // Should it be a better reset? Or an error?
+  it('works right value=2', () => {
+    expect(ngMocks.formatText(MockRender(TargetComponent))).toEqual(
+      '2',
+    );
+  });
+});