66 lines
1.3 KiB
Go
66 lines
1.3 KiB
Go
package controller
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import (
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"bytes"
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"io"
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"os"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func Test_TestController(t *testing.T) {
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t.Run("startup and shutdown", func(t *testing.T) {
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t.Parallel()
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tc := NewTestController(t, nil)
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defer tc.Shutdown()
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})
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t.Run("start 2 controllers", func(t *testing.T) {
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t.Parallel()
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tc1 := NewTestController(t, nil)
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tc2 := NewTestController(t, nil)
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defer tc1.Shutdown()
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defer tc2.Shutdown()
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})
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t.Run("controller-without-eventing", func(t *testing.T) {
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const op = "Test_TestWithoutEventing"
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assert := assert.New(t)
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// this isn't the best solution for capturing stdout but it works for now...
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captureFn := func(fn func()) string {
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old := os.Stdout
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defer func() {
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os.Stderr = old
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}()
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r, w, _ := os.Pipe()
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os.Stderr = w
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{
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fn()
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}
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outC := make(chan string)
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// copy the output in a separate goroutine so writing to stderr can't block indefinitely
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go func() {
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var buf bytes.Buffer
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io.Copy(&buf, r)
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outC <- buf.String()
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}()
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// back to normal state
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w.Close()
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return <-outC
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}
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assert.Empty(captureFn(func() {
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tc := NewTestController(t, &TestControllerOpts{DisableEventing: true})
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defer tc.Shutdown()
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}))
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assert.NotEmpty(captureFn(func() {
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tc := NewTestController(t, nil)
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defer tc.Shutdown()
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}))
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})
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}
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