Expect

expect.
addSnapshotSerialize
r(serializer)

expect.any(
constructor)

expect.anything()

expect
.arrayContaining(
array)

expect.assertions(
number)

expect
.hasAssertions()

expect.not
.arrayContaining(
array)

expect.not
.objectContaining(
object)

expect.not
.stringContaining(
string)

expect.not
.stringMatching(
string | regexp)

expect
.objectContaining(
object)

expect
.stringMatching(
string | regexp)

expect(value)

.rejects

.resolves

.toBeCloseTo(number,
numDigits?)

.toBeDefined()

.toBeGreaterThan(
number | bigint)

.
toBeGreaterThanOrEqu
al(number | bigint)

.toBeInstanceOf(
Class)