Migrate TestResolveComplexVariableWithVarReference (#2156)

This is the last test referencing
ResolveVariableReferencesInComplexVariables, allowing removal of that
mutator.

acceptance/bundle/variables/complex-with-var-reference/databricks.yml

@@ -0,0 +1,17 @@
+bundle:
+  name: TestResolveComplexVariableWithVarReference
+
+variables:
+  package_version:
+    default: "1.0.0"
+  cluster_libraries:
+    type: "complex"
+    default:
+      - pypi:
+          package: "cicd_template==${var.package_version}"
+
+resources:
+  jobs:
+    job1:
+      tasks:
+        - libraries: ${var.cluster_libraries}

acceptance/bundle/variables/complex-with-var-reference/output.txt

@@ -0,0 +1,12 @@
+[
+  {
+    "libraries": [
+      {
+        "pypi": {
+          "package": "cicd_template==1.0.0"
+        }
+      }
+    ],
+    "task_key": ""
+  }
+]

acceptance/bundle/variables/complex-with-var-reference/script

@@ -0,0 +1 @@
+$CLI bundle validate -o json | jq .resources.jobs.job1.tasks

bundle/config/mutator/resolve_variable_references_test.go

@@ -7,79 +7,10 @@ import (
 	"github.com/databricks/cli/bundle"
 	"github.com/databricks/cli/bundle/config"
 	"github.com/databricks/cli/bundle/config/resources"
-	"github.com/databricks/cli/bundle/config/variable"
-	"github.com/databricks/cli/libs/diag"
-	"github.com/databricks/cli/libs/dyn"
-	"github.com/databricks/databricks-sdk-go/service/compute"
-	"github.com/databricks/databricks-sdk-go/service/jobs"
 	"github.com/databricks/databricks-sdk-go/service/pipelines"
 	"github.com/stretchr/testify/require"
 )
 
-func TestResolveComplexVariableWithVarReference(t *testing.T) {
-	b := &bundle.Bundle{
-		Config: config.Root{
-			Bundle: config.Bundle{
-				Name: "example",
-			},
-			Variables: map[string]*variable.Variable{
-				"package_version": {
-					Value: "1.0.0",
-				},
-				"cluster_libraries": {
-					Value: [](map[string]any){
-						{
-							"pypi": map[string]string{
-								"package": "cicd_template==${var.package_version}",
-							},
-						},
-					},
-					Type: variable.VariableTypeComplex,
-				},
-			},
-
-			Resources: config.Resources{
-				Jobs: map[string]*resources.Job{
-					"job1": {
-						JobSettings: &jobs.JobSettings{
-							Tasks: []jobs.Task{
-								{
-									Libraries: []compute.Library{},
-								},
-							},
-						},
-					},
-				},
-			},
-		},
-	}
-
-	ctx := context.Background()
-
-	// Assign the variables to the dynamic configuration.
-	diags := bundle.ApplyFunc(ctx, b, func(ctx context.Context, b *bundle.Bundle) diag.Diagnostics {
-		err := b.Config.Mutate(func(v dyn.Value) (dyn.Value, error) {
-			var p dyn.Path
-			var err error
-
-			p = dyn.MustPathFromString("resources.jobs.job1.tasks[0]")
-			v, err = dyn.SetByPath(v, p.Append(dyn.Key("libraries")), dyn.V("${var.cluster_libraries}"))
-			require.NoError(t, err)
-
-			return v, nil
-		})
-		return diag.FromErr(err)
-	})
-	require.NoError(t, diags.Error())
-
-	diags = bundle.Apply(ctx, b, bundle.Seq(
-		ResolveVariableReferencesInComplexVariables(),
-		ResolveVariableReferences("bundle", "workspace", "variables"),
-	))
-	require.NoError(t, diags.Error())
-	require.Equal(t, "cicd_template==1.0.0", b.Config.Resources.Jobs["job1"].JobSettings.Tasks[0].Libraries[0].Pypi.Package)
-}
-
 func TestResolveVariableReferencesWithSourceLinkedDeployment(t *testing.T) {
 	testCases := []struct {
 		enabled bool