terraform/internal/lang/globalref/analyzer_meta_references_te...

164 lines
2.8 KiB
Go

package globalref
import (
"sort"
"testing"
"github.com/google/go-cmp/cmp"
"github.com/hashicorp/terraform/internal/addrs"
)
func TestAnalyzerMetaReferences(t *testing.T) {
tests := []struct {
InputContainer string
InputRef string
WantRefs []string
}{
{
``,
`local.a`,
nil,
},
{
``,
`test_thing.single`,
[]string{
"::local.a",
"::local.b",
},
},
{
``,
`test_thing.single.string`,
[]string{
"::local.a",
},
},
{
``,
`test_thing.for_each`,
[]string{
"::local.a",
"::test_thing.single.string",
},
},
{
``,
`test_thing.for_each["whatever"]`,
[]string{
"::local.a",
"::test_thing.single.string",
},
},
{
``,
`test_thing.for_each["whatever"].single`,
[]string{
"::test_thing.single.string",
},
},
{
``,
`test_thing.for_each["whatever"].single.z`,
[]string{
"::test_thing.single.string",
},
},
{
``,
`test_thing.count`,
[]string{
"::local.a",
},
},
{
``,
`test_thing.count[0]`,
[]string{
"::local.a",
},
},
{
``,
`module.single.a`,
[]string{
"module.single::test_thing.foo",
"module.single::var.a",
},
},
{
``,
`module.for_each["whatever"].a`,
[]string{
`module.for_each["whatever"]::test_thing.foo`,
`module.for_each["whatever"]::var.a`,
},
},
{
``,
`module.count[0].a`,
[]string{
`module.count[0]::test_thing.foo`,
`module.count[0]::var.a`,
},
},
{
`module.single`,
`var.a`,
[]string{
"::test_thing.single",
},
},
{
`module.single`,
`test_thing.foo`,
[]string{
"module.single::var.a",
},
},
}
azr := testAnalyzer(t, "assorted")
for _, test := range tests {
name := test.InputRef
if test.InputContainer != "" {
name = test.InputContainer + " " + test.InputRef
}
t.Run(name, func(t *testing.T) {
t.Logf("testing %s", name)
var containerAddr addrs.Targetable
containerAddr = addrs.RootModuleInstance
if test.InputContainer != "" {
moduleAddrTarget, diags := addrs.ParseTargetStr(test.InputContainer)
if diags.HasErrors() {
t.Fatalf("input module address is invalid: %s", diags.Err())
}
containerAddr = moduleAddrTarget.Subject
}
localRef, diags := addrs.ParseRefStr(test.InputRef)
if diags.HasErrors() {
t.Fatalf("input reference is invalid: %s", diags.Err())
}
ref := Reference{
ContainerAddr: containerAddr,
LocalRef: localRef,
}
refs := azr.MetaReferences(ref)
want := test.WantRefs
var got []string
for _, ref := range refs {
got = append(got, ref.DebugString())
}
sort.Strings(got)
if diff := cmp.Diff(want, got); diff != "" {
t.Errorf("wrong references\n%s", diff)
}
})
}
}