packer-cn/packer/rpc/build_test.go

71 lines
1.4 KiB
Go

package rpc
import (
"cgl.tideland.biz/asserts"
"github.com/mitchellh/packer/packer"
"net/rpc"
"testing"
)
type testBuild struct {
prepareCalled bool
runCalled bool
runUi packer.Ui
}
func (b *testBuild) Prepare() {
b.prepareCalled = true
}
func (b *testBuild) Run(ui packer.Ui) {
b.runCalled = true
b.runUi = ui
}
func TestBuildRPC(t *testing.T) {
assert := asserts.NewTestingAsserts(t, true)
// Create the UI to test
b := new(testBuild)
bServer := &BuildServer{b}
// Start the RPC server
readyChan := make(chan int)
stopChan := make(chan int)
defer func() { stopChan <- 1 }()
go testRPCServer(":1234", "Build", bServer, readyChan, stopChan)
<-readyChan
// Create the client over RPC and run some methods to verify it works
client, err := rpc.Dial("tcp", ":1234")
if err != nil {
panic(err)
}
// Test Prepare
bClient := &Build{client}
bClient.Prepare()
assert.True(b.prepareCalled, "prepare should be called")
// Test Run
ui := new(testUi)
bClient.Run(ui)
assert.True(b.runCalled, "run should be called")
// Test the UI given to run, which should be fully functional
if b.runCalled {
b.runUi.Say("format")
assert.True(ui.sayCalled, "say should be called")
assert.Equal(ui.sayFormat, "format", "format should be correct")
}
}
func TestBuild_ImplementsBuild(t *testing.T) {
assert := asserts.NewTestingAsserts(t, true)
var realBuild packer.Build
b := &Build{nil}
assert.Implementor(b, &realBuild, "should be a Build")
}