add test

Author: austinvalle

helper/resource/importstate/examplecloud_test.go

@@ -596,3 +596,27 @@ func examplecloudResourceWithNullIdentityAttr() testprovider.Resource {
 		},
 	}
 }
+
+// This example resource, on update plans, will plan a different identity to test that
+// our testing framework assertions catch an identity that differs after import/refresh.
+func examplecloudResourceWithChangingIdentity() testprovider.Resource {
+	exampleCloudResource := examplecloudResource()
+
+	exampleCloudResource.PlanChangeFunc = func(ctx context.Context, req resource.PlanChangeRequest, resp *resource.PlanChangeResponse) {
+		// Only on update
+		if !req.PriorState.IsNull() && !req.ProposedNewState.IsNull() {
+			resp.PlannedIdentity = teststep.Pointer(tftypes.NewValue(
+				tftypes.Object{
+					AttributeTypes: map[string]tftypes.Type{
+						"id": tftypes.String,
+					},
+				},
+				map[string]tftypes.Value{
+					"id": tftypes.NewValue(tftypes.String, "easteurope/someothervalue"),
+				},
+			))
+		}
+	}
+
+	return exampleCloudResource
+}

helper/resource/importstate/import_block_with_resource_identity_test.go

@@ -119,6 +119,39 @@ func TestImportBlock_WithResourceIdentity_WithEveryType(t *testing.T) {
 	})
 }
 
+func TestImportBlock_WithResourceIdentity_ChangingIdentityError(t *testing.T) {
+	t.Parallel()
+
+	r.UnitTest(t, r.TestCase{
+		TerraformVersionChecks: []tfversion.TerraformVersionCheck{
+			tfversion.SkipBelow(tfversion.Version1_12_0), // ImportBlockWithResourceIdentity requires Terraform 1.12.0 or later
+		},
+		ProtoV6ProviderFactories: map[string]func() (tfprotov6.ProviderServer, error){
+			"examplecloud": providerserver.NewProviderServer(testprovider.Provider{
+				Resources: map[string]testprovider.Resource{
+					"examplecloud_container": examplecloudResourceWithChangingIdentity(),
+				},
+			}),
+		},
+		Steps: []r.TestStep{
+			{
+				Config: `
+				resource "examplecloud_container" "test" {
+					location = "westeurope"
+					name     = "somevalue"
+				}`,
+			},
+			{
+				ResourceName:    "examplecloud_container.test",
+				ImportState:     true,
+				ImportStateKind: r.ImportBlockWithResourceIdentity,
+				// The plan following the import will produce a different identity value then test step 1
+				ExpectError: regexp.MustCompile(`expected identity values map\[id:westeurope/somevalue\], got map\[id:easteurope/someothervalue\]`),
+			},
+		},
+	})
+}
+
 func TestImportBlock_WithResourceIdentity_RequiresVersion1_12_0(t *testing.T) {
 	t.Parallel()