sleep_test.go

// Copyright 2024 Harald Albrecht.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package morbyd

import (
	"context"
	"time"

	. "github.com/onsi/ginkgo/v2"
	. "github.com/onsi/gomega"
)

var _ = Describe("sleeping", Ordered, func() {

	It("sleeps a little while without interruption", func() {
		const sleep = 500 * time.Millisecond

		start := time.Now()
		Expect(Sleep(context.Background(), sleep)).To(Succeed())
		Expect(time.Since(start)).To(BeNumerically(">=", sleep))
	})

	It("wakes up when cancelled", func() {
		const timeout = 500 * time.Millisecond

		start := time.Now()
		ctx, cancel := context.WithTimeout(context.Background(), timeout)
		defer cancel()
		Expect(Sleep(ctx, 10*timeout)).NotTo(Succeed())
		Expect(time.Since(start)).To(And(
			BeNumerically(">=", timeout),
			BeNumerically("<", 2*timeout)))
	})

})