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test for destroy plan round trip

This commit is contained in:
James Bardin 2018-12-20 14:32:52 -05:00
parent 1b8617cef0
commit f3fe6184a0
1 changed files with 106 additions and 5 deletions
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111
plans/planfile/tfplan_test.go
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@ -26,7 +26,7 @@ func TestTFPlanRoundTrip(t *testing.T) {
Addr: addrs.OutputValue{Name: "bar"}.Absolute(addrs.RootModuleInstance),
ChangeSrc: plans.ChangeSrc{
Action: plans.Create,
After: mustNewDynamicValueStr("bar value"),
After: mustDynamicOutputValue("bar value"),
},
Sensitive: false,
},
@ -34,8 +34,8 @@ func TestTFPlanRoundTrip(t *testing.T) {
Addr: addrs.OutputValue{Name: "baz"}.Absolute(addrs.RootModuleInstance),
ChangeSrc: plans.ChangeSrc{
Action: plans.NoOp,
Before: mustNewDynamicValueStr("baz value"),
After: mustNewDynamicValueStr("baz value"),
Before: mustDynamicOutputValue("baz value"),
After: mustDynamicOutputValue("baz value"),
},
Sensitive: false,
},
@ -43,8 +43,8 @@ func TestTFPlanRoundTrip(t *testing.T) {
Addr: addrs.OutputValue{Name: "secret"}.Absolute(addrs.RootModuleInstance),
ChangeSrc: plans.ChangeSrc{
Action: plans.Update,
Before: mustNewDynamicValueStr("old secret value"),
After: mustNewDynamicValueStr("new secret value"),
Before: mustDynamicOutputValue("old secret value"),
After: mustDynamicOutputValue("new secret value"),
},
Sensitive: true,
},
@ -143,6 +143,14 @@ func TestTFPlanRoundTrip(t *testing.T) {
}
}
func mustDynamicOutputValue(val string) plans.DynamicValue {
ret, err := plans.NewDynamicValue(cty.StringVal(val), cty.DynamicPseudoType)
if err != nil {
panic(err)
}
return ret
}
func mustNewDynamicValue(val cty.Value, ty cty.Type) plans.DynamicValue {
ret, err := plans.NewDynamicValue(val, ty)
if err != nil {
@ -159,3 +167,96 @@ func mustNewDynamicValueStr(val string) plans.DynamicValue {
}
return ret
}
// TestTFPlanRoundTripDestroy ensures that encoding and decoding null values for
// destroy doesn't leave us with any nil values.
func TestTFPlanRoundTripDestroy(t *testing.T) {
objTy := cty.Object(map[string]cty.Type{
"id": cty.String,
})
plan := &plans.Plan{
Changes: &plans.Changes{
Outputs: []*plans.OutputChangeSrc{
{
Addr: addrs.OutputValue{Name: "bar"}.Absolute(addrs.RootModuleInstance),
ChangeSrc: plans.ChangeSrc{
Action: plans.Delete,
Before: mustDynamicOutputValue("output"),
After: mustNewDynamicValue(cty.NullVal(cty.String), cty.String),
},
},
},
Resources: []*plans.ResourceInstanceChangeSrc{
{
Addr: addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "woot",
}.Instance(addrs.IntKey(0)).Absolute(addrs.RootModuleInstance),
ProviderAddr: addrs.ProviderConfig{
Type: "test",
}.Absolute(addrs.RootModuleInstance),
ChangeSrc: plans.ChangeSrc{
Action: plans.Delete,
Before: mustNewDynamicValue(cty.ObjectVal(map[string]cty.Value{
"id": cty.StringVal("foo-bar-baz"),
}), objTy),
After: mustNewDynamicValue(cty.NullVal(objTy), objTy),
},
},
},
},
TargetAddrs: []addrs.Targetable{
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "woot",
}.Absolute(addrs.RootModuleInstance),
},
Backend: plans.Backend{
Type: "local",
Config: mustNewDynamicValue(
cty.ObjectVal(map[string]cty.Value{
"foo": cty.StringVal("bar"),
}),
cty.Object(map[string]cty.Type{
"foo": cty.String,
}),
),
Workspace: "default",
},
}
var buf bytes.Buffer
err := writeTfplan(plan, &buf)
if err != nil {
t.Fatal(err)
}
newPlan, err := readTfplan(&buf)
if err != nil {
t.Fatal(err)
}
for _, rics := range newPlan.Changes.Resources {
ric, err := rics.Decode(objTy)
if err != nil {
t.Fatal(err)
}
if ric.After == cty.NilVal {
t.Fatalf("unexpected nil After value: %#v\n", ric)
}
}
for _, ocs := range newPlan.Changes.Outputs {
oc, err := ocs.Decode()
if err != nil {
t.Fatal(err)
}
if oc.After == cty.NilVal {
t.Fatalf("unexpected nil After value: %#v\n", ocs)
}
}
}