Example PactSwift test verifying multiple interactions in one .run{ }

MockService+PactContracTests.swift

func testExample_AnimalsWithChildrenMultiple() {
	let one = mockService
		.uponReceiving("a request for animals with children")
		.given("animals have children")
		.withRequest(method: .GET, path: "/animals1")
		.willRespondWith(
			status: 200,
			body: [
				"animals": Matcher.EachLike(
					[
						"children": Matcher.EachLike(
							Matcher.SomethingLike("Mary"),
							min: 0
						),
					]
				)
			]
		)

	let two = mockService
		.uponReceiving("a request for animals with Children")
		.given("animals have children")
		.withRequest(method: .GET, path: "/animals2")
		.willRespondWith(
			status: 200,
			body: [
				"animals": Matcher.EachLike(
					[
						"children": Matcher.EachLike(
							Matcher.SomethingLike("Mary"),
							min: 0
						),
					]
				)
			]
		)

	mockService.run(verify: [one, two]) { [unowned self] url, done in
		let urlOne = URL(string: "\(url)/animals1")!
		let urlTwo = URL(string: "\(url)/animals2")!
		let expOne = expectation(description: "one")
		let expTwo = expectation(description: "two")

		session
			.dataTask(with: urlOne) { data, response, error in
				guard
					error == nil,
					(response as? HTTPURLResponse)?.statusCode == 200
				else {
					fail(function: #function, request: urlOne.absoluteString, response: response.debugDescription, error: error)
					return
				}
				// asserts
				expOne.fulfill()
			}
				.resume()

		session
			.dataTask(with: urlTwo) { data, response, error in
				guard
					error == nil,
					(response as? HTTPURLResponse)?.statusCode == 200
				else {
					fail(function: #function, request: urlOne.absoluteString, response: response.debugDescription, error: error)
					return
				}
				// asserts
				expTwo.fulfill()
			}
			.resume()

		waitForExpectations(timeout: 5) { _ in
			done()
		}
	}
}