terraform/internal/lang/globalref/analyzer_contributing_resou...

97 lines
2.5 KiB
Go

package globalref
import (
"testing"
"github.com/google/go-cmp/cmp"
"github.com/hashicorp/terraform/internal/addrs"
)
func TestAnalyzerContributingResources(t *testing.T) {
azr := testAnalyzer(t, "contributing-resources")
tests := map[string]struct {
StartRefs func() []Reference
WantAddrs []string
}{
"root output 'network'": {
func() []Reference {
return azr.ReferencesFromOutputValue(
addrs.OutputValue{Name: "network"}.Absolute(addrs.RootModuleInstance),
)
},
[]string{
`data.test_thing.environment`,
`module.network.test_thing.subnet`,
`module.network.test_thing.vpc`,
},
},
"root output 'c10s_url'": {
func() []Reference {
return azr.ReferencesFromOutputValue(
addrs.OutputValue{Name: "c10s_url"}.Absolute(addrs.RootModuleInstance),
)
},
[]string{
`data.test_thing.environment`,
`module.compute.test_thing.load_balancer`,
`module.network.test_thing.subnet`,
`module.network.test_thing.vpc`,
// NOTE: module.compute.test_thing.controller isn't here
// because we can see statically that the output value refers
// only to the "string" attribute of
// module.compute.test_thing.load_balancer , and so we
// don't consider references inside the "list" blocks.
},
},
"module.compute.test_thing.load_balancer": {
func() []Reference {
return azr.ReferencesFromResourceInstance(
addrs.Resource{
Mode: addrs.ManagedResourceMode,
Type: "test_thing",
Name: "load_balancer",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance.Child("compute", addrs.NoKey)),
)
},
[]string{
`data.test_thing.environment`,
`module.compute.test_thing.controller`,
`module.network.test_thing.subnet`,
`module.network.test_thing.vpc`,
},
},
"data.test_thing.environment": {
func() []Reference {
return azr.ReferencesFromResourceInstance(
addrs.Resource{
Mode: addrs.DataResourceMode,
Type: "test_thing",
Name: "environment",
}.Instance(addrs.NoKey).Absolute(addrs.RootModuleInstance),
)
},
[]string{
// Nothing! This one only refers to an input variable.
},
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
startRefs := test.StartRefs()
addrs := azr.ContributingResources(startRefs...)
want := test.WantAddrs
got := make([]string, len(addrs))
for i, addr := range addrs {
got[i] = addr.String()
}
if diff := cmp.Diff(want, got); diff != "" {
t.Errorf("wrong addresses\n%s", diff)
}
})
}
}