VM.Standard1.1, 1.2 is too old for tests which caused a NotFound issue (TER-775), update them to use VM.Standard1.8

Squashed commit of the following:

commit a0add130796a648a9d46f0cd2c38d2723dbc5133
Author: Yuanshu Yun <[email protected]>
Date:   Fri Nov 30 10:37:11 2018 -0800

    VM.Standard1.1, 1.2 is too old for tests which caused a NotFound issue (TER-775), update them to use VM.Standard1.8

    also fix for database_db_system_resource_test.

    fix the test validation.

Author: neverdreams

oci/database_db_system_resource_test.go

@@ -435,7 +435,7 @@ func (s *ResourceDatabaseDBSystemTestSuite) TestAccResourceDatabaseDBSystem_allV
 					//backup_subnet_id = "${oci_core_subnet.t2.id}" // this requires a specific shape
 					database_edition = "ENTERPRISE_EDITION"
 					disk_redundancy = "NORMAL"
-					shape = "VM.Standard1.1"
+					shape = "VM.Standard1.8"
 					ssh_public_keys = ["ssh-rsa KKKLK3NzaC1yc2EAAAADAQABAAABAQC+UC9MFNA55NIVtKPIBCNw7++ACXhD0hx+Zyj25JfHykjz/QU3Q5FAU3DxDbVXyubgXfb/GJnrKRY8O4QDdvnZZRvQFFEOaApThAmCAM5MuFUIHdFvlqP+0W+ZQnmtDhwVe2NCfcmOrMuaPEgOKO3DOW6I/qOOdO691Xe2S9NgT9HhN0ZfFtEODVgvYulgXuCCXsJs+NUqcHAOxxFUmwkbPvYi0P0e2DT8JKeiOOC8VKUEgvVx+GKmqasm+Y6zHFW7vv3g2GstE1aRs3mttHRoC/JPM86PRyIxeWXEMzyG5wHqUu4XZpDbnWNxi6ugxnAGiL3CrIFdCgRNgHz5qS1l MustWin"]
 					display_name = "{{.token}}"
 					domain = "${oci_core_subnet.t.dns_label}.${oci_core_virtual_network.t.dns_label}.oraclevcn.com"
@@ -510,7 +510,7 @@ func (s *ResourceDatabaseDBSystemTestSuite) TestAccResourceDatabaseDBSystem_allV
 					resource.TestCheckResourceAttrSet(s.ResourceName, "time_created"),
 					resource.TestCheckResourceAttr(s.ResourceName, "database_edition", "ENTERPRISE_EDITION"),
 					resource.TestCheckResourceAttr(s.ResourceName, "disk_redundancy", "NORMAL"),
-					resource.TestCheckResourceAttr(s.ResourceName, "shape", "VM.Standard1.1"),
+					resource.TestCheckResourceAttr(s.ResourceName, "shape", "VM.Standard1.8"),
 					resource.TestCheckResourceAttrSet(s.ResourceName, "cpu_core_count"),
 					resource.TestCheckResourceAttr(s.ResourceName, "ssh_public_keys.#", "1"),
 					resource.TestCheckResourceAttr(s.ResourceName, "ssh_public_keys.0", "ssh-rsa KKKLK3NzaC1yc2EAAAADAQABAAABAQC+UC9MFNA55NIVtKPIBCNw7++ACXhD0hx+Zyj25JfHykjz/QU3Q5FAU3DxDbVXyubgXfb/GJnrKRY8O4QDdvnZZRvQFFEOaApThAmCAM5MuFUIHdFvlqP+0W+ZQnmtDhwVe2NCfcmOrMuaPEgOKO3DOW6I/qOOdO691Xe2S9NgT9HhN0ZfFtEODVgvYulgXuCCXsJs+NUqcHAOxxFUmwkbPvYi0P0e2DT8JKeiOOC8VKUEgvVx+GKmqasm+Y6zHFW7vv3g2GstE1aRs3mttHRoC/JPM86PRyIxeWXEMzyG5wHqUu4XZpDbnWNxi6ugxnAGiL3CrIFdCgRNgHz5qS1l MustWin"),
@@ -547,8 +547,8 @@ func (s *ResourceDatabaseDBSystemTestSuite) TestAccResourceDatabaseDBSystem_allV
 					resource.TestCheckResourceAttrSet("data.oci_database_db_systems.t", "db_systems.0.time_created"),
 					resource.TestCheckResourceAttr("data.oci_database_db_systems.t", "db_systems.0.database_edition", "ENTERPRISE_EDITION"),
 					resource.TestCheckResourceAttr("data.oci_database_db_systems.t", "db_systems.0.disk_redundancy", "NORMAL"),
-					resource.TestCheckResourceAttr("data.oci_database_db_systems.t", "db_systems.0.shape", "VM.Standard1.1"),
-					resource.TestCheckResourceAttr("data.oci_database_db_systems.t", "db_systems.0.cpu_core_count", "1"),
+					resource.TestCheckResourceAttr("data.oci_database_db_systems.t", "db_systems.0.shape", "VM.Standard1.8"),
+					resource.TestCheckResourceAttrSet("data.oci_database_db_systems.t", "db_systems.0.cpu_core_count"),
 					resource.TestCheckResourceAttr("data.oci_database_db_systems.t", "db_systems.0.ssh_public_keys.0", "ssh-rsa KKKLK3NzaC1yc2EAAAADAQABAAABAQC+UC9MFNA55NIVtKPIBCNw7++ACXhD0hx+Zyj25JfHykjz/QU3Q5FAU3DxDbVXyubgXfb/GJnrKRY8O4QDdvnZZRvQFFEOaApThAmCAM5MuFUIHdFvlqP+0W+ZQnmtDhwVe2NCfcmOrMuaPEgOKO3DOW6I/qOOdO691Xe2S9NgT9HhN0ZfFtEODVgvYulgXuCCXsJs+NUqcHAOxxFUmwkbPvYi0P0e2DT8JKeiOOC8VKUEgvVx+GKmqasm+Y6zHFW7vv3g2GstE1aRs3mttHRoC/JPM86PRyIxeWXEMzyG5wHqUu4XZpDbnWNxi6ugxnAGiL3CrIFdCgRNgHz5qS1l MustWin"),
 					resource.TestCheckResourceAttr("data.oci_database_db_systems.t", "db_systems.0.display_name", s.Token),
 					resource.TestCheckResourceAttr("data.oci_database_db_systems.t", "db_systems.0.domain", "tfsubnet.tfvcn.oraclevcn.com"),
@@ -678,7 +678,7 @@ func (s *ResourceDatabaseDBSystemTestSuite) TestAccResourceDatabaseDBSystem_allV
 					database_edition = "ENTERPRISE_EDITION"
 					disk_redundancy = "NORMAL"
 					cpu_core_count = "1"
-					shape = "VM.Standard1.1"
+					shape = "VM.Standard1.8"
 					ssh_public_keys = ["ssh-rsa KKKLK3NzaC1yc2EAAAADAQABAAABAQC+UC9MFNA55NIVtKPIBCNw7++ACXhD0hx+Zyj25JfHykjz/QU3Q5FAU3DxDbVXyubgXfb/GJnrKRY8O4QDdvnZZRvQFFEOaApThAmCAM5MuFUIHdFvlqP+0W+ZQnmtDhwVe2NCfcmOrMuaPEgOKO3DOW6I/qOOdO691Xe2S9NgT9HhN0ZfFtEODVgvYulgXuCCXsJs+NUqcHAOxxFUmwkbPvYi0P0e2DT8JKeiOOC8VKUEgvVx+GKmqasm+Y6zHFW7vv3g2GstE1aRs3mttHRoC/JPM86PRyIxeWXEMzyG5wHqUu4XZpDbnWNxi6ugxnAGiL3CrIFdCgRNgHz5qS1l MustWin"]
 					display_name = "{{.token}}"
 					domain = "${oci_core_subnet.t.dns_label}.${oci_core_virtual_network.t.dns_label}.oraclevcn.com"
@@ -753,8 +753,8 @@ func (s *ResourceDatabaseDBSystemTestSuite) TestAccResourceDatabaseDBSystem_allV
 					resource.TestCheckResourceAttrSet(s.ResourceName, "time_created"),
 					resource.TestCheckResourceAttr(s.ResourceName, "database_edition", "ENTERPRISE_EDITION"),
 					resource.TestCheckResourceAttr(s.ResourceName, "disk_redundancy", "NORMAL"),
-					resource.TestCheckResourceAttr(s.ResourceName, "shape", "VM.Standard1.1"),
-					resource.TestCheckResourceAttr(s.ResourceName, "cpu_core_count", "1"),
+					resource.TestCheckResourceAttr(s.ResourceName, "shape", "VM.Standard1.8"),
+					resource.TestCheckResourceAttrSet(s.ResourceName, "cpu_core_count"),
 					resource.TestCheckResourceAttr(s.ResourceName, "ssh_public_keys.#", "1"),
 					resource.TestCheckResourceAttr(s.ResourceName, "ssh_public_keys.0", "ssh-rsa KKKLK3NzaC1yc2EAAAADAQABAAABAQC+UC9MFNA55NIVtKPIBCNw7++ACXhD0hx+Zyj25JfHykjz/QU3Q5FAU3DxDbVXyubgXfb/GJnrKRY8O4QDdvnZZRvQFFEOaApThAmCAM5MuFUIHdFvlqP+0W+ZQnmtDhwVe2NCfcmOrMuaPEgOKO3DOW6I/qOOdO691Xe2S9NgT9HhN0ZfFtEODVgvYulgXuCCXsJs+NUqcHAOxxFUmwkbPvYi0P0e2DT8JKeiOOC8VKUEgvVx+GKmqasm+Y6zHFW7vv3g2GstE1aRs3mttHRoC/JPM86PRyIxeWXEMzyG5wHqUu4XZpDbnWNxi6ugxnAGiL3CrIFdCgRNgHz5qS1l MustWin"),
 					resource.TestCheckResourceAttr(s.ResourceName, "display_name", s.Token),

oci/provider_test.go

@@ -218,7 +218,7 @@ resource "oci_core_instance" "t" {
 	compartment_id = "${var.compartment_id}"
 	display_name = "-tf-instance"
 	image = "${var.InstanceImageOCID[var.region]}"
-	shape = "VM.Standard1.2"
+	shape = "VM.Standard1.8"
 	create_vnic_details {
         subnet_id = "${oci_core_subnet.t.id}"
         hostname_label = "testinstance"

oci/test_templates.go

@@ -56,7 +56,7 @@ func testInstance1() string {
 		compartment_id = "${var.compartment_id}"
 		subnet_id = "${oci_core_subnet.t.id}"
 		image = "${var.InstanceImageOCID[var.region]}"
-		shape = "VM.Standard1.1"
+		shape = "VM.Standard1.8"
 		metadata {}
 		timeouts {
 			create = "15m"