test.Describe.if

interface Describe<T extends Readonly<any[]>>

function sum(a, b) {
  return a + b;
}
describe("sum()", () => {
  test("can sum two values", () => {
    expect(sum(1, 1)).toBe(2);
  });
});

• concurrent: Describe<T>

  Marks this group of tests to be executed concurrently.

• only: Describe<T>

  Skips all other tests, except this group of tests.

• serial: Describe<T>

  Marks this group of tests to be executed serially (one after another), even when the --concurrent flag is used.

• skip: Describe<T>

  Skips this group of tests.

• todo: Describe<T>

  Marks this group of tests as to be written or to be fixed.

• each<T extends any[]>(

  table: readonly T[]

  ): Describe<[...T[]]>;

  each<T>(

  table: T[]

  ): Describe<[T]>;
• if(

  condition: boolean

  ): Describe<T>;

  Runs this group of tests, only if condition is true.

  This is the opposite of describe.skipIf().

  @param condition

  if these tests should run

• skipIf(

  condition: boolean

  ): Describe<T>;

  Skips this group of tests, if condition is true.

  @param condition

  if these tests should be skipped

• todoIf(

  condition: boolean

  ): Describe<T>;

  Marks this group of tests as to be written or to be fixed, if condition is true.

  @param condition

  if these tests should be skipped