tfv: Fix GetOk field name in hand written iam files (#6745) (#13017)

* tfv: Fix GetOk field name in hand written iam files

* tfv: Add unit test for IAM FetchFullResource

Signed-off-by: Modular Magician <magic-modules@google.com>

Signed-off-by: Modular Magician <magic-modules@google.com>

.changelog/6745.txt

@@ -0,0 +1,3 @@
+```release-note:none
+
+```

google/config_test_utils.go

@@ -0,0 +1,113 @@
+package google
+
+import (
+	"net/http/httptest"
+	"strings"
+)
+
+// NewTestConfig create a config using the http test server.
+func NewTestConfig(server *httptest.Server) *Config {
+	cfg := &Config{}
+	cfg.client = server.Client()
+	configureTestBasePaths(cfg, server.URL)
+	return cfg
+}
+
+func configureTestBasePaths(c *Config, url string) {
+	if !strings.HasSuffix(url, "/") {
+		url = url + "/"
+	}
+	// Generated Products
+	c.AccessApprovalBasePath = url
+	c.AccessContextManagerBasePath = url
+	c.ActiveDirectoryBasePath = url
+	c.ApigeeBasePath = url
+	c.AppEngineBasePath = url
+	c.ArtifactRegistryBasePath = url
+	c.BeyondcorpBasePath = url
+	c.BigQueryBasePath = url
+	c.BigqueryAnalyticsHubBasePath = url
+	c.BigqueryConnectionBasePath = url
+	c.BigqueryDataTransferBasePath = url
+	c.BigqueryReservationBasePath = url
+	c.BigtableBasePath = url
+	c.BillingBasePath = url
+	c.BinaryAuthorizationBasePath = url
+	c.CertificateManagerBasePath = url
+	c.CloudAssetBasePath = url
+	c.CloudBuildBasePath = url
+	c.CloudFunctionsBasePath = url
+	c.Cloudfunctions2BasePath = url
+	c.CloudIdentityBasePath = url
+	c.CloudIdsBasePath = url
+	c.CloudIotBasePath = url
+	c.CloudRunBasePath = url
+	c.CloudSchedulerBasePath = url
+	c.CloudTasksBasePath = url
+	c.ComputeBasePath = url
+	c.ContainerAnalysisBasePath = url
+	c.DataCatalogBasePath = url
+	c.DataFusionBasePath = url
+	c.DataLossPreventionBasePath = url
+	c.DataprocBasePath = url
+	c.DataprocMetastoreBasePath = url
+	c.DatastoreBasePath = url
+	c.DatastreamBasePath = url
+	c.DeploymentManagerBasePath = url
+	c.DialogflowBasePath = url
+	c.DialogflowCXBasePath = url
+	c.DNSBasePath = url
+	c.DocumentAIBasePath = url
+	c.EssentialContactsBasePath = url
+	c.FilestoreBasePath = url
+	c.FirestoreBasePath = url
+	c.GameServicesBasePath = url
+	c.GKEHubBasePath = url
+	c.HealthcareBasePath = url
+	c.IAMBetaBasePath = url
+	c.IapBasePath = url
+	c.IdentityPlatformBasePath = url
+	c.KMSBasePath = url
+	c.LoggingBasePath = url
+	c.MemcacheBasePath = url
+	c.MLEngineBasePath = url
+	c.MonitoringBasePath = url
+	c.NetworkManagementBasePath = url
+	c.NetworkServicesBasePath = url
+	c.NotebooksBasePath = url
+	c.OSConfigBasePath = url
+	c.OSLoginBasePath = url
+	c.PrivatecaBasePath = url
+	c.PubsubBasePath = url
+	c.PubsubLiteBasePath = url
+	c.RedisBasePath = url
+	c.ResourceManagerBasePath = url
+	c.SecretManagerBasePath = url
+	c.SecurityCenterBasePath = url
+	c.ServiceManagementBasePath = url
+	c.ServiceUsageBasePath = url
+	c.SourceRepoBasePath = url
+	c.SpannerBasePath = url
+	c.SQLBasePath = url
+	c.StorageBasePath = url
+	c.StorageTransferBasePath = url
+	c.TagsBasePath = url
+	c.TPUBasePath = url
+	c.VertexAIBasePath = url
+	c.VPCAccessBasePath = url
+	c.WorkflowsBasePath = url
+
+	// Handwritten Products / Versioned / Atypical Entries
+	c.CloudBillingBasePath = url
+	c.ComposerBasePath = url
+	c.ContainerBasePath = url
+	c.DataprocBasePath = url
+	c.DataflowBasePath = url
+	c.IamCredentialsBasePath = url
+	c.ResourceManagerV3BasePath = url
+	c.IAMBasePath = url
+	c.ServiceNetworkingBasePath = url
+	c.BigQueryBasePath = url
+	c.StorageTransferBasePath = url
+	c.BigtableAdminBasePath = url
+}