github.com/swisspost/terratest@v0.0.0-20230214120104-7ec6de2e1ae0/test/azure/terraform_azure_loadbalancer_example_test.go (about)

     1  //go:build azure
     2  // +build azure
     3  
     4  // NOTE: We use build tags to differentiate azure testing because we currently do not have azure access setup for
     5  // CircleCI.
     6  
     7  package test
     8  
     9  import (
    10  	"testing"
    11  
    12  	"github.com/gruntwork-io/terratest/modules/azure"
    13  	"github.com/gruntwork-io/terratest/modules/random"
    14  	"github.com/gruntwork-io/terratest/modules/terraform"
    15  	"github.com/stretchr/testify/assert"
    16  )
    17  
    18  func TestTerraformAzureLoadBalancerExample(t *testing.T) {
    19  	t.Parallel()
    20  
    21  	// subscriptionID is overridden by the environment variable "ARM_SUBSCRIPTION_ID"
    22  	subscriptionID := ""
    23  	uniquePostfix := random.UniqueId()
    24  	privateIPForLB02 := "10.200.2.10"
    25  
    26  	// Configure Terraform setting up a path to Terraform code.
    27  	terraformOptions := &terraform.Options{
    28  		// The path to where our Terraform code is located
    29  		TerraformDir: "../../examples/azure/terraform-azure-loadbalancer-example",
    30  
    31  		// Variables to pass to our Terraform code using -var options
    32  		Vars: map[string]interface{}{
    33  			"postfix":       uniquePostfix,
    34  			"lb_private_ip": privateIPForLB02,
    35  			// "location": "East US",
    36  		},
    37  	}
    38  
    39  	// At the end of the test, run `terraform destroy` to clean up any resources that were created.
    40  	defer terraform.Destroy(t, terraformOptions)
    41  
    42  	// Run `terraform init` and `terraform apply`. Fail the test if there are any errors.
    43  	terraform.InitAndApply(t, terraformOptions)
    44  
    45  	// Run `terraform output` to get the values of output variables
    46  	resourceGroupName := terraform.Output(t, terraformOptions, "resource_group_name")
    47  	expectedLBPublicName := terraform.Output(t, terraformOptions, "lb_public_name")
    48  	expectedLBPrivateName := terraform.Output(t, terraformOptions, "lb_private_name")
    49  	expectedLBNoFEConfigName := terraform.Output(t, terraformOptions, "lb_default_name")
    50  	expectedLBPublicFeConfigName := terraform.Output(t, terraformOptions, "lb_public_fe_config_name")
    51  	expectedLBPrivateFeConfigName := terraform.Output(t, terraformOptions, "lb_private_fe_config_static_name")
    52  	expectedLBPrivateIP := terraform.Output(t, terraformOptions, "lb_private_ip_static")
    53  
    54  	actualLBDoesNotExist := azure.LoadBalancerExists(t, "negative-test", resourceGroupName, subscriptionID)
    55  	assert.False(t, actualLBDoesNotExist)
    56  
    57  	t.Run("LoadBalancer_Public", func(t *testing.T) {
    58  		// Check Public Load Balancer exists.
    59  		actualLBPublicExists := azure.LoadBalancerExists(t, expectedLBPublicName, resourceGroupName, subscriptionID)
    60  		assert.True(t, actualLBPublicExists)
    61  
    62  		// Check Frontend Configuration for Load Balancer.
    63  		actualLBPublicFeConfigNames := azure.GetLoadBalancerFrontendIPConfigNames(t, expectedLBPublicName, resourceGroupName, subscriptionID)
    64  		assert.Contains(t, actualLBPublicFeConfigNames, expectedLBPublicFeConfigName)
    65  
    66  		// Check Frontend Configuration Public Address and Public IP assignment
    67  		actualLBPublicIPAddress, actualLBPublicIPType := azure.GetIPOfLoadBalancerFrontendIPConfig(t, expectedLBPublicFeConfigName, expectedLBPublicName, resourceGroupName, subscriptionID)
    68  		assert.NotEmpty(t, actualLBPublicIPAddress)
    69  		assert.Equal(t, azure.PublicIP, actualLBPublicIPType)
    70  	})
    71  
    72  	t.Run("LoadBalancer_Private", func(t *testing.T) {
    73  		// Check Private Load Balancer exists.
    74  		actualLBPrivateExists := azure.LoadBalancerExists(t, expectedLBPrivateName, resourceGroupName, subscriptionID)
    75  		assert.True(t, actualLBPrivateExists)
    76  
    77  		// Check Frontend Configuration for Load Balancer.
    78  		actualLBPrivateFeConfigNames := azure.GetLoadBalancerFrontendIPConfigNames(t, expectedLBPrivateName, resourceGroupName, subscriptionID)
    79  		assert.Equal(t, 2, len(actualLBPrivateFeConfigNames))
    80  		assert.Contains(t, actualLBPrivateFeConfigNames, expectedLBPrivateFeConfigName)
    81  
    82  		// Check Frontend Configuration Private IP Type and Address.
    83  		actualLBPrivateIPAddress, actualLBPrivateIPType := azure.GetIPOfLoadBalancerFrontendIPConfig(t, expectedLBPrivateFeConfigName, expectedLBPrivateName, resourceGroupName, subscriptionID)
    84  		assert.NotEmpty(t, actualLBPrivateIPAddress)
    85  		assert.Equal(t, expectedLBPrivateIP, actualLBPrivateIPAddress)
    86  		assert.Equal(t, azure.PrivateIP, actualLBPrivateIPType)
    87  	})
    88  
    89  	t.Run("LoadBalancer_Default", func(t *testing.T) {
    90  		// Check No Frontend Config Load Balancer exists.
    91  		actualLBNoFEConfigExists := azure.LoadBalancerExists(t, expectedLBNoFEConfigName, resourceGroupName, subscriptionID)
    92  		assert.True(t, actualLBNoFEConfigExists)
    93  
    94  		// Check for No Frontend Configuration for Load Balancer.
    95  		actualLBNoFEConfigFeConfigNames := azure.GetLoadBalancerFrontendIPConfigNames(t, expectedLBNoFEConfigName, resourceGroupName, subscriptionID)
    96  		assert.Equal(t, 0, len(actualLBNoFEConfigFeConfigNames))
    97  	})
    98  }