packer-cn/builder/docker/config_test.go

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package docker
import (
"testing"
)
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func testConfig() map[string]interface{} {
return map[string]interface{}{
"export_path": "foo",
"image": "bar",
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}
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}
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func testConfigStruct(t *testing.T) *Config {
c, warns, errs := NewConfig(testConfig())
if len(warns) > 0 {
t.Fatalf("bad: %#v", len(warns))
}
if errs != nil {
t.Fatalf("bad: %#v", errs)
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}
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return c
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}
func testConfigErr(t *testing.T, warns []string, err error) {
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if len(warns) > 0 {
t.Fatalf("bad: %#v", warns)
}
if err == nil {
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t.Fatal("should error")
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}
}
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func testConfigOk(t *testing.T, warns []string, err error) {
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if len(warns) > 0 {
t.Fatalf("bad: %#v", warns)
}
if err != nil {
t.Fatalf("bad: %s", err)
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}
}
func TestConfigPrepare_exportPath(t *testing.T) {
raw := testConfig()
// No export path
delete(raw, "export_path")
_, warns, errs := NewConfig(raw)
testConfigOk(t, warns, errs)
// Good export path
raw["export_path"] = "good"
_, warns, errs = NewConfig(raw)
testConfigOk(t, warns, errs)
}
func TestConfigPrepare_exportPathAndCommit(t *testing.T) {
raw := testConfig()
raw["commit"] = true
// No export path
_, warns, errs := NewConfig(raw)
testConfigErr(t, warns, errs)
// No commit
raw["commit"] = false
_, warns, errs = NewConfig(raw)
testConfigOk(t, warns, errs)
}
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func TestConfigPrepare_image(t *testing.T) {
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raw := testConfig()
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// No image
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delete(raw, "image")
_, warns, errs := NewConfig(raw)
testConfigErr(t, warns, errs)
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// Good image
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raw["image"] = "path"
_, warns, errs = NewConfig(raw)
testConfigOk(t, warns, errs)
}
func TestConfigPrepare_pull(t *testing.T) {
raw := testConfig()
// No pull set
delete(raw, "pull")
c, warns, errs := NewConfig(raw)
testConfigOk(t, warns, errs)
if !c.Pull {
t.Fatal("should pull by default")
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}
// Pull set
raw["pull"] = false
c, warns, errs = NewConfig(raw)
testConfigOk(t, warns, errs)
if c.Pull {
t.Fatal("should not pull")
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}
}