mirror of
https://github.com/amir20/dozzle.git
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84 lines
2.2 KiB
Go
84 lines
2.2 KiB
Go
package docker
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import (
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"context"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/mock"
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)
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func startedCollector(ctx context.Context) *StatsCollector {
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client := new(mockedClient)
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client.On("ListContainers").Return([]Container{
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{
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ID: "1234",
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Name: "test",
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State: "running",
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},
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}, nil)
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client.On("Events", mock.Anything, mock.AnythingOfType("chan<- docker.ContainerEvent")).
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Return(nil).
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Run(func(args mock.Arguments) {
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ctx := args.Get(0).(context.Context)
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<-ctx.Done()
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})
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client.On("ContainerStats", mock.Anything, mock.Anything, mock.AnythingOfType("chan<- docker.ContainerStat")).
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Return(nil).
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Run(func(args mock.Arguments) {
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stats := args.Get(2).(chan<- ContainerStat)
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stats <- ContainerStat{
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ID: "1234",
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}
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})
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client.On("Host").Return(&Host{
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ID: "localhost",
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})
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collector := NewStatsCollector(client)
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stats := make(chan ContainerStat)
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collector.Subscribe(ctx, stats)
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go collector.Start(ctx)
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<-stats
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return collector
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}
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func TestCancelers(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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t.Cleanup(cancel)
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collector := startedCollector(ctx)
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_, ok := collector.cancelers.Load("1234")
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assert.True(t, ok, "canceler should be stored")
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assert.False(t, collector.Start(ctx), "second start should return false")
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assert.Equal(t, int32(2), collector.totalStarted.Load(), "total started should be 2")
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collector.Stop()
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assert.Equal(t, int32(1), collector.totalStarted.Load(), "total started should be 1")
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}
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func TestSecondStart(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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t.Cleanup(cancel)
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collector := startedCollector(ctx)
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assert.False(t, collector.Start(ctx), "second start should return false")
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assert.Equal(t, int32(2), collector.totalStarted.Load(), "total started should be 2")
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collector.Stop()
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assert.Equal(t, int32(1), collector.totalStarted.Load(), "total started should be 1")
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}
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func TestStop(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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t.Cleanup(cancel)
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collector := startedCollector(ctx)
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collector.Stop()
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assert.Equal(t, int32(0), collector.totalStarted.Load(), "total started should be 1")
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}
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