108 lines
2.4 KiB
Go
108 lines
2.4 KiB
Go
package rpc
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import (
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"cgl.tideland.biz/asserts"
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"github.com/mitchellh/packer/packer"
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"net/rpc"
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"testing"
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)
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var testBuilderArtifact = &testArtifact{}
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type testBuilder struct {
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prepareCalled bool
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prepareConfig interface{}
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runCalled bool
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runCache packer.Cache
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runHook packer.Hook
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runUi packer.Ui
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cancelCalled bool
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nilRunResult bool
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}
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func (b *testBuilder) Prepare(config interface{}) error {
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b.prepareCalled = true
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b.prepareConfig = config
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return nil
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}
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func (b *testBuilder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) packer.Artifact {
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b.runCache = cache
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b.runCalled = true
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b.runHook = hook
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b.runUi = ui
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if !b.nilRunResult {
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return testBuilderArtifact
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} else {
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return nil
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}
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}
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func (b *testBuilder) Cancel() {
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b.cancelCalled = true
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}
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func TestBuilderRPC(t *testing.T) {
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assert := asserts.NewTestingAsserts(t, true)
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// Create the interface to test
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b := new(testBuilder)
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// Start the server
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server := rpc.NewServer()
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RegisterBuilder(server, b)
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address := serveSingleConn(server)
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// Create the client over RPC and run some methods to verify it works
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client, err := rpc.Dial("tcp", address)
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assert.Nil(err, "should be able to connect")
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// Test Prepare
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config := 42
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bClient := Builder(client)
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bClient.Prepare(config)
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assert.True(b.prepareCalled, "prepare should be called")
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assert.Equal(b.prepareConfig, 42, "prepare should be called with right arg")
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// Test Run
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cache := new(testCache)
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hook := &testHook{}
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ui := &testUi{}
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artifact := bClient.Run(ui, hook, cache)
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assert.True(b.runCalled, "runs hould be called")
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if b.runCalled {
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b.runCache.Lock("foo")
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assert.True(cache.lockCalled, "lock should be called")
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b.runHook.Run("foo", nil, nil, nil)
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assert.True(hook.runCalled, "run should be called")
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b.runUi.Say("format")
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assert.True(ui.sayCalled, "say should be called")
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assert.Equal(ui.sayMessage, "format", "message should be correct")
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assert.Equal(artifact.Id(), testBuilderArtifact.Id(), "should have artifact Id")
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}
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// Test run with nil result
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b.nilRunResult = true
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artifact = bClient.Run(ui, hook, cache)
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assert.Nil(artifact, "should be nil")
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// Test Cancel
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bClient.Cancel()
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assert.True(b.cancelCalled, "cancel should be called")
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}
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func TestBuilder_ImplementsBuilder(t *testing.T) {
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assert := asserts.NewTestingAsserts(t, true)
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var realBuilder packer.Builder
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b := Builder(nil)
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assert.Implementor(b, &realBuilder, "should be a Builder")
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}
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