IntelliJ Live Templates for generating: - TypeScript describe block with basic test, TestBed and fixture.detectChanges() - JUnit 5 test class w/ display name - JUnit 5 nested class w/ display name, - JUnit 5 test w/ display name. Place it in the `/templates` directory of your IntelliJ and restart.

Steve_s Custom Live Templates.xml

<templateSet group="Steve's Custom Live Templates">
  <template name="cdescr" value="import {async, ComponentFixture, TestBed} from '@angular/core/testing';&#10;import {NoopAnimationsModule} from '@angular/platform-browser/animations';&#10;&#10;describe($CLASS_NAME$.name, () =&gt; {&#10;    let component: $CLASS_NAME$;&#10;    let fixture: ComponentFixture&lt;$CLASS_NAME$&gt;;&#10;&#10;    beforeEach(async(() =&gt; {&#10;        TestBed.configureTestingModule({&#10;            declarations: [&#10;                $CLASS_NAME$&#10;            ],&#10;            providers: [],&#10;            imports: [&#10;                NoopAnimationsModule&#10;            ]&#10;        }).compileComponents();&#10;    }));&#10;&#10;    beforeEach(() =&gt; {&#10;        fixture = TestBed.createComponent($CLASS_NAME$);&#10;        component = fixture.componentInstance;&#10;        fixture.detectChanges();&#10;    });&#10;&#10;    it('should create', () =&gt; {&#10;        expect(component).toBeTruthy();&#10;    });&#10;});&#10;" description="Inserts describe() block for a class" toReformat="true" toShortenFQNames="true">
    <variable name="CLASS_NAME" expression="" defaultValue="" alwaysStopAt="true" />
    <context>
      <option name="JAVA_SCRIPT" value="true" />
      <option name="TypeScript" value="true" />
    </context>
  </template>
  <template name="j5tc" value="import org.junit.jupiter.api.DisplayName;&#10;import org.junit.jupiter.api.Nested;&#10;import org.junit.jupiter.api.Test;&#10;import org.junit.jupiter.api.extension.ExtendWith;&#10;import org.springframework.test.context.junit.jupiter.SpringExtension;&#10;&#10;@ExtendWith(SpringExtension.class)&#10;@DisplayName(&quot;$DISPLAY_NAME$&quot;)&#10;class $CLASS_NAME$ {&#10;    $END$&#10;}" description="Inserts JUnit 5 Spring extenstion test class with display name" toReformat="false" toShortenFQNames="true">
    <variable name="DISPLAY_NAME" expression="" defaultValue="" alwaysStopAt="true" />
    <variable name="CLASS_NAME" expression="capitalize(camelCase(DISPLAY_NAME))" defaultValue="" alwaysStopAt="false" />
    <context>
      <option name="JAVA_CODE" value="true" />
    </context>
  </template>
  <template name="tdn" value="@Test&#10;@DisplayName(&quot;$DISPLAY_NAME$&quot;)&#10;void $METHOD_NAME$() {&#10;    $END$&#10;}" description="Inserts JUnit 5 Test with DisplayName" toReformat="false" toShortenFQNames="true">
    <variable name="DISPLAY_NAME" expression="" defaultValue="" alwaysStopAt="true" />
    <variable name="METHOD_NAME" expression="camelCase(DISPLAY_NAME)" defaultValue="" alwaysStopAt="false" />
    <context>
      <option name="JAVA_CODE" value="true" />
    </context>
  </template>
  <template name="ndn" value="@Nested&#10;@DisplayName(&quot;$DISPLAY_NAME$&quot;)&#10;class $CLASS_NAME$ {&#10;    $END$&#10;}" description="Inserts Nested JUnit 5 class with Display Name" toReformat="false" toShortenFQNames="true">
    <variable name="DISPLAY_NAME" expression="" defaultValue="" alwaysStopAt="true" />
    <variable name="CLASS_NAME" expression="capitalize(camelCase(DISPLAY_NAME))" defaultValue="" alwaysStopAt="false" />
    <context>
      <option name="JAVA_CODE" value="true" />
    </context>
  </template>
</templateSet>