util_test.go

Documentation: github.com/chaos-mesh/chaos-mesh/controllers/timechaos

     1  // Copyright 2020 Chaos Mesh Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // See the License for the specific language governing permissions and
    12  // limitations under the License.
    13  
    14  package timechaos
    15  
    16  import (
    17  	"testing"
    18  	"time"
    19  
    20  	. "github.com/onsi/gomega"
    21  )
    22  
    23  type SecAndNSecFromDurationTestCase struct {
    24  	Duration time.Duration
    25  	Sec      int64
    26  	NSec     int64
    27  }
    28  
    29  func TestSecAndNSecFromDuration(t *testing.T) {
    30  	g := NewGomegaWithT(t)
    31  	cases := []SecAndNSecFromDurationTestCase{
    32  		{time.Second * 100, 100, 0},
    33  		{time.Second * -100, -100, 0},
    34  		{time.Second*-100 + time.Microsecond*-20, -100, -20000},
    35  		{time.Second*-100 + time.Microsecond*20, -99, -999980000},
    36  		{time.Second*100 + time.Microsecond*20, 100, 20000},
    37  		{time.Second*100 + time.Microsecond*-20, 99, 999980000},
    38  	}
    39  
    40  	for _, c := range cases {
    41  		sec, nsec := secAndNSecFromDuration(c.Duration)
    42  		g.Expect(sec).Should(Equal(c.Sec))
    43  		g.Expect(nsec).Should(Equal(c.NSec))
    44  	}
    45  }
    46