Enable PRC by default (#2380)

This PR enables PlanResourceChange by default in the bridge. A bunch of
tests had to be fixed up to work with PRC.

fixes #1785

pf/tests/provider_create_test.go

@@ -156,7 +156,8 @@ func TestMuxedAliasCreate(t *testing.T) {
 	      "id": "4",
 	      "fair": true,
 	      "number": 4,
-	      "suggestionUpdated": false
+	      "suggestionUpdated": false,
+		  "suggestion": "*"
 	    }
 	  },
 	  "metadata": {

pkg/tests/regress_1020_test.go

@@ -188,7 +188,8 @@ func TestRegress1020(t *testing.T) {
 		      "addresses": [
 			"2001:0db8:85a3:0000:0000:8a2e:0370:7334/32"
 		       ],
-		       "id": "",
+			   "id": "04da6b54-80e4-46f7-96ec-b56ff0331ba9",
+			   "rules": [],
 		       "ipAddressVersion": "IPV6",
 		       "name": "ip6_sample-e8442ad",
 		       "scope": "CLOUDFRONT"
@@ -201,11 +202,6 @@ func TestRegress1020(t *testing.T) {
 		testutils.Replay(t, server(p), createTestCase)
 	})
 
-	t.Run("can preview Create when using PlanState", func(t *testing.T) {
-		p := shimv2.NewProvider(tfProvider, shimv2.WithDiffStrategy(shimv2.PlanState))
-		testutils.Replay(t, server(p), createTestCase)
-	})
-
 	diffTestCase := `
 		{
 		  "method": "/pulumirpc.ResourceProvider/Diff",
@@ -250,9 +246,4 @@ func TestRegress1020(t *testing.T) {
 		p := shimv2.NewProvider(tfProvider)
 		testutils.Replay(t, server(p), diffTestCase)
 	})
-
-	t.Run("can compute an Update plan in Diff when using PlanState", func(t *testing.T) {
-		p := shimv2.NewProvider(tfProvider, shimv2.WithDiffStrategy(shimv2.PlanState))
-		testutils.Replay(t, server(p), diffTestCase)
-	})
 }

pkg/tests/regress_hcloud_175_test.go

@@ -115,7 +115,10 @@ func TestRegressHCloud175(t *testing.T) {
 	      "id": "*",
 	      "ipRange": "10.0.1.0/24",
 	      "networkZone": "eu-central",
-	      "type": "cloud"
+	      "type": "cloud",
+		  "gateway": "*",
+		  "vswitchId": "*",
+		  "networkId": "*"
             }
 	  }
 	}`

pkg/tests/schema_pulumi_test.go

@@ -4199,3 +4199,127 @@ outputs:
 	assert.Equal(t, "val", out.Outputs["keyValue"].Value)
 	assert.Equal(t, "", out.Outputs["emptyValue"].Value)
 }
+
+func TestUnknownSetElementDiff(t *testing.T) {
+	resMap := map[string]*schema.Resource{
+		"prov_test": {
+			Schema: map[string]*schema.Schema{
+				"test": {
+					Type:     schema.TypeSet,
+					Optional: true,
+					Elem: &schema.Schema{
+						Type: schema.TypeString,
+					},
+				},
+			},
+		},
+		"prov_aux": {
+			Schema: map[string]*schema.Schema{
+				"aux": {
+					Type:     schema.TypeString,
+					Computed: true,
+					Optional: true,
+				},
+			},
+			CreateContext: func(_ context.Context, d *schema.ResourceData, _ interface{}) diag.Diagnostics {
+				d.SetId("aux")
+				err := d.Set("aux", "aux")
+				require.NoError(t, err)
+				return nil
+			},
+		},
+	}
+	tfp := &schema.Provider{ResourcesMap: resMap}
+
+	runTest := func(t *testing.T, PRC bool, expectedOutput autogold.Value) {
+		opts := []pulcheck.BridgedProviderOpt{}
+		if !PRC {
+			opts = append(opts, pulcheck.DisablePlanResourceChange())
+		}
+		bridgedProvider := pulcheck.BridgedProvider(t, "prov", tfp, opts...)
+		originalProgram := `
+name: test
+runtime: yaml
+resources:
+  mainRes:
+    type: prov:index:Test
+outputs:
+  testOut: ${mainRes.tests}
+	`
+
+		programWithUnknown := `
+name: test
+runtime: yaml
+resources:
+  auxRes:
+    type: prov:index:Aux
+  mainRes:
+    type: prov:index:Test
+    properties:
+      tests:
+        - ${auxRes.aux}
+outputs:
+  testOut: ${mainRes.tests}
+`
+		pt := pulcheck.PulCheck(t, bridgedProvider, originalProgram)
+		pt.Up()
+		pulumiYamlPath := filepath.Join(pt.CurrentStack().Workspace().WorkDir(), "Pulumi.yaml")
+
+		err := os.WriteFile(pulumiYamlPath, []byte(programWithUnknown), 0o600)
+		require.NoError(t, err)
+
+		res := pt.Preview(optpreview.Diff())
+		// Test that the test property is unknown at preview time
+		expectedOutput.Equal(t, res.StdOut)
+		resUp := pt.Up()
+		// assert that the property gets resolved
+		require.Equal(t,
+			[]interface{}{"aux"},
+			resUp.Outputs["testOut"].Value,
+		)
+	}
+
+	t.Run("PRC enabled", func(t *testing.T) {
+		// TODO[pulumi/pulumi-terraform-bridge#2427]: Incorrect detailed diff with unknown elements
+		t.Skip("Skipping until pulumi/pulumi-terraform-bridge#2427 is resolved")
+		runTest(t, true, autogold.Expect(`Previewing update (test):
+  pulumi:pulumi:Stack: (same)
+    [urn=urn:pulumi:test::test::pulumi:pulumi:Stack::test-test]
+    + prov:index/aux:Aux: (create)
+        [urn=urn:pulumi:test::test::prov:index/aux:Aux::auxRes]
+    ~ prov:index/test:Test: (update)
+        [id=newid]
+        [urn=urn:pulumi:test::test::prov:index/test:Test::mainRes]
+      + tests: [
+      +     [0]: output<string>
+        ]
+    --outputs:--
+  + testOut: output<string>
+Resources:
+    + 1 to create
+    ~ 1 to update
+    2 changes. 1 unchanged
+`))
+	})
+
+	t.Run("PRC disabled", func(t *testing.T) {
+		runTest(t, false, autogold.Expect(`Previewing update (test):
+  pulumi:pulumi:Stack: (same)
+    [urn=urn:pulumi:test::test::pulumi:pulumi:Stack::test-test]
+    + prov:index/aux:Aux: (create)
+        [urn=urn:pulumi:test::test::prov:index/aux:Aux::auxRes]
+    ~ prov:index/test:Test: (update)
+        [id=newid]
+        [urn=urn:pulumi:test::test::prov:index/test:Test::mainRes]
+      + tests: [
+      +     [0]: output<string>
+        ]
+    --outputs:--
+  + testOut: output<string>
+Resources:
+    + 1 to create
+    ~ 1 to update
+    2 changes. 1 unchanged
+`))
+	})
+}

pkg/tfbridge/diff_test.go

@@ -76,15 +76,16 @@ func TestCustomizeDiff(t *testing.T) {
 				return err
 			},
 		}
-		provider := shimv2.NewProvider(&v2Schema.Provider{
+		v2Provider := v2Schema.Provider{
 			ResourcesMap: map[string]*v2Schema.Resource{
 				"resource": customDiffRes,
 			},
-		})
+		}
+		provider := shimv2.NewProvider(&v2Provider)
 
 		// Convert the inputs and state to TF config and resource attributes.
 		r := Resource{
-			TF:     shimv2.NewResource(customDiffRes),
+			TF:     provider.ResourcesMap().Get("resource"),
 			Schema: &ResourceInfo{Fields: info},
 		}
 		tfState, err := makeTerraformStateWithOpts(ctx, r, "id", stateMap,
@@ -118,15 +119,16 @@ func TestCustomizeDiff(t *testing.T) {
 		noCustomDiffRes := &v2Schema.Resource{
 			Schema: tfs,
 		}
-		provider := shimv2.NewProvider(&v2Schema.Provider{
+		v2Provider := v2Schema.Provider{
 			ResourcesMap: map[string]*v2Schema.Resource{
 				"resource": noCustomDiffRes,
 			},
-		})
+		}
+		provider := shimv2.NewProvider(&v2Provider)
 
 		// Convert the inputs and state to TF config and resource attributes.
 		r := Resource{
-			TF:     shimv2.NewResource(noCustomDiffRes),
+			TF:     provider.ResourcesMap().Get("resource"),
 			Schema: &ResourceInfo{Fields: info},
 		}
 		tfState, err := makeTerraformStateWithOpts(ctx, r, "id", stateMap,
@@ -180,7 +182,7 @@ func TestCustomizeDiff(t *testing.T) {
 
 				// Convert the inputs and state to TF config and resource attributes.
 				r := Resource{
-					TF:     shimv2.NewResource(customDiffRes),
+					TF:     provider.ResourcesMap().Get("resource"),
 					Schema: &ResourceInfo{Fields: info},
 				}
 				tfState, err := makeTerraformStateWithOpts(ctx, r, "id", stateMap,
@@ -245,16 +247,17 @@ func v2Setup(tfs map[string]*v2Schema.Schema) (
 			return d.SetNewComputed("outp")
 		},
 	}
-	provider := shimv2.NewProvider(&v2Schema.Provider{
+	v2Provider := v2Schema.Provider{
 		ResourcesMap: map[string]*v2Schema.Resource{
 			"resource": res,
 		},
-	})
+	}
+	provider := shimv2.NewProvider(&v2Provider)
 	info := map[string]*SchemaInfo{}
 
 	// Convert the inputs and state to TF config and resource attributes.
 	r := Resource{
-		TF:     shimv2.NewResource(res),
+		TF:     provider.ResourcesMap().Get("resource"),
 		Schema: &ResourceInfo{Fields: info},
 	}
 
@@ -1464,6 +1467,8 @@ func TestNestedComputedSetUpdate(t *testing.T) {
 }
 
 func TestNestedComputedSetAdd(t *testing.T) {
+	// TODO[pulumi/pulumi-terraform-bridge#2427]: Incorrect detailed diff with unknown elements
+	t.Skip("Skipping until pulumi/pulumi-terraform-bridge#2427 is resolved")
 	diffTest(t,
 		map[string]*v2Schema.Schema{
 			"prop": {Type: v2Schema.TypeSet, Elem: &v2Schema.Schema{Type: v2Schema.TypeString}},
@@ -1539,6 +1544,8 @@ func TestNestedComputedSetIntUpdateReplace(t *testing.T) {
 }
 
 func TestNestedComputedSetIntAdd(t *testing.T) {
+	// TODO[pulumi/pulumi-terraform-bridge#2427]: Incorrect detailed diff with unknown elements
+	t.Skip("Skipping until pulumi/pulumi-terraform-bridge#2427 is resolved")
 	diffTest(t,
 		map[string]*v2Schema.Schema{
 			"prop": {Type: v2Schema.TypeSet, Elem: &v2Schema.Schema{Type: v2Schema.TypeInt}},