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instance_object_test.go
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/
instance_object_test.go
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package states
import (
"testing"
"github.com/google/go-cmp/cmp"
"github.com/hashicorp/terraform/internal/addrs"
"github.com/zclconf/go-cty/cty"
)
func TestResourceInstanceObject_encode(t *testing.T) {
value := cty.ObjectVal(map[string]cty.Value{
"foo": cty.True,
})
// The in-memory order of resource dependencies is random, since they're an
// unordered set.
depsOne := []addrs.ConfigResource{
addrs.RootModule.Resource(addrs.ManagedResourceMode, "test", "honk"),
addrs.RootModule.Child("child").Resource(addrs.ManagedResourceMode, "test", "flub"),
addrs.RootModule.Resource(addrs.ManagedResourceMode, "test", "boop"),
}
depsTwo := []addrs.ConfigResource{
addrs.RootModule.Child("child").Resource(addrs.ManagedResourceMode, "test", "flub"),
addrs.RootModule.Resource(addrs.ManagedResourceMode, "test", "boop"),
addrs.RootModule.Resource(addrs.ManagedResourceMode, "test", "honk"),
}
rioOne := &ResourceInstanceObject{
Value: value,
Status: ObjectPlanned,
Dependencies: depsOne,
}
rioTwo := &ResourceInstanceObject{
Value: value,
Status: ObjectPlanned,
Dependencies: depsTwo,
}
riosOne, err := rioOne.Encode(value.Type(), 0)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
riosTwo, err := rioTwo.Encode(value.Type(), 0)
if err != nil {
t.Fatalf("unexpected error: %s", err)
}
// However, identical sets of dependencies should always be written to state
// in an identical order, so we don't do meaningless state updates on refresh.
if diff := cmp.Diff(riosOne.Dependencies, riosTwo.Dependencies); diff != "" {
t.Errorf("identical dependencies got encoded in different orders:\n%s", diff)
}
}