Add test for aws_db_instance_invalid_engine.go

Author: chaspy

rules/aws_db_instance_invalid_engine_test.go

@@ -0,0 +1,55 @@
+package rules
+
+import (
+	"testing"
+
+	hcl "github.com/hashicorp/hcl/v2"
+	"github.com/terraform-linters/tflint-plugin-sdk/helper"
+)
+
+func Test_AwsDBInstanceInvalidEngine(t *testing.T) {
+	cases := []struct {
+		Name     string
+		Content  string
+		Expected helper.Issues
+	}{
+		{
+			Name: "aurora-postgres is invalid",
+			Content: `
+resource "aws_db_instance" "aurora_postgresql" {
+    engine = "aurora-postgres"
+}`,
+			Expected: helper.Issues{
+				{
+					Rule:    NewAwsDBInstanceInvalidEngineRule(),
+					Message: "\"aurora-postgres\" is invalid instance type.",
+					Range: hcl.Range{
+						Filename: "resource.tf",
+						Start:    hcl.Pos{Line: 3, Column: 22},
+						End:      hcl.Pos{Line: 3, Column: 34},
+					},
+				},
+			},
+		},
+		{
+			Name: "aurora-postgresql is valid",
+			Content: `
+resource "aws_db_instance" "aurora_postgresql" {
+    engine = "aurora-postgresql"
+}`,
+			Expected: helper.Issues{},
+		},
+	}
+
+	rule := NewAwsDBInstanceInvalidEngineRule()
+
+	for _, tc := range cases {
+		runner := helper.TestRunner(t, map[string]string{"resource.tf": tc.Content})
+
+		if err := rule.Check(runner); err != nil {
+			t.Fatalf("Unexpected error occurred: %s", err)
+		}
+
+		helper.AssertIssues(t, tc.Expected, runner.Issues)
+	}
+}