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1 | 1 | package test
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2 | 2 |
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3 | 3 | import (
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4 |
| - "strings" |
| 4 | + "fmt" |
| 5 | + "math/rand" |
| 6 | + "strconv" |
5 | 7 | "testing"
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| 8 | + "time" |
6 | 9 |
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7 | 10 | "github.com/gruntwork-io/terratest/modules/terraform"
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8 | 11 | "github.com/stretchr/testify/assert"
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9 | 12 | )
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10 | 13 |
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| 14 | +const preExistingKeyFormat = "/production/test/master/preexisting_key_%s" |
| 15 | + |
11 | 16 | // Test the Terraform module in examples/complete using Terratest.
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12 | 17 | func TestExamplesComplete(t *testing.T) {
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| 18 | + terraformOptions := &terraform.Options{ |
| 19 | + // The path to where our Terraform code is located |
| 20 | + TerraformDir: "../../examples/complete", |
| 21 | + Upgrade: true, |
| 22 | + // Variables to pass to our Terraform code using -var-file options |
| 23 | + VarFiles: []string{"fixtures.us-east-2.tfvars"}, |
| 24 | + } |
| 25 | + |
| 26 | + terraform.Init(t, terraformOptions) |
| 27 | + // Run tests in parallel |
| 28 | + t.Run("Disabled", testExamplesCompleteDisabled) |
| 29 | + t.Run("Enabled", testExamplesCompleteEnabled) |
| 30 | +} |
| 31 | + |
| 32 | +func testExamplesCompleteDisabled(t *testing.T) { |
13 | 33 | t.Parallel()
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14 | 34 |
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| 35 | + attributes := []string{strconv.Itoa(rand.Intn(100000))} |
| 36 | + preExistingKeyName := fmt.Sprintf(preExistingKeyFormat, attributes[0]) |
| 37 | + |
15 | 38 | terraformOptions := &terraform.Options{
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16 | 39 | // The path to where our Terraform code is located
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17 | 40 | TerraformDir: "../../examples/complete",
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18 | 41 | Upgrade: true,
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| 42 | + EnvVars: map[string]string{ |
| 43 | + "TF_CLI_ARGS": "-state=terraform-disabled-test.tfstate", |
| 44 | + }, |
19 | 45 | // Variables to pass to our Terraform code using -var-file options
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20 | 46 | VarFiles: []string{"fixtures.us-east-2.tfvars"},
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| 47 | + Vars: map[string]interface{}{ |
| 48 | + "enabled": false, |
| 49 | + "attributes": attributes, |
| 50 | + "parameter_read": []string{ |
| 51 | + preExistingKeyName, |
| 52 | + }, |
| 53 | + }, |
21 | 54 | }
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22 | 55 |
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23 | 56 | // At the end of the test, run `terraform destroy` to clean up any resources that were created
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24 | 57 | defer terraform.Destroy(t, terraformOptions)
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25 | 58 |
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26 |
| - // This will run `terraform init` and `terraform apply` and fail the test if there are any errors |
27 |
| - terraform.InitAndApply(t, terraformOptions) |
| 59 | + // This will run `terraform apply` and fail the test if there are any errors |
| 60 | + terraform.Apply(t, terraformOptions) |
28 | 61 |
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29 | 62 | // Run `terraform output` to get the value of an output variable
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30 |
| - output := terraform.Output(t, terraformOptions, "map") |
| 63 | + output := terraform.OutputMap(t, terraformOptions, "map") |
| 64 | + assert.Equal(t, len(output), 0, "There should be no outputs when the module is disabled.") |
| 65 | +} |
31 | 66 |
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32 |
| - key1Result := strings.Contains(output, "/production/test/master/company") |
33 |
| - value1Result := strings.Contains(output, "Amazon") |
34 |
| - key2Result := strings.Contains(output, "/production/test/master/users") |
35 |
| - value2Result := strings.Contains(output, "John,Todd") |
| 67 | +func testExamplesCompleteEnabled(t *testing.T) { |
| 68 | + t.Parallel() |
| 69 | + |
| 70 | + rand.Seed(time.Now().UnixNano() + 1) // give a slightly different seed than the other parallel test |
| 71 | + attributes := []string{strconv.Itoa(rand.Intn(100000))} |
| 72 | + preExistingKeyName := fmt.Sprintf(preExistingKeyFormat, attributes[0]) |
| 73 | + |
| 74 | + terraformOptions := &terraform.Options{ |
| 75 | + // The path to where our Terraform code is located |
| 76 | + TerraformDir: "../../examples/complete", |
| 77 | + Upgrade: true, |
| 78 | + EnvVars: map[string]string{ |
| 79 | + "TF_CLI_ARGS": "-state=terraform-enabled-test.tfstate", |
| 80 | + }, |
| 81 | + // Variables to pass to our Terraform code using -var-file options |
| 82 | + VarFiles: []string{"fixtures.us-east-2.tfvars"}, |
| 83 | + Vars: map[string]interface{}{ |
| 84 | + "attributes": attributes, |
| 85 | + "parameter_read": []string{ |
| 86 | + preExistingKeyName, |
| 87 | + }, |
| 88 | + }, |
| 89 | + } |
| 90 | + |
| 91 | + // At the end of the test, run `terraform destroy` to clean up any resources that were created |
| 92 | + defer terraform.Destroy(t, terraformOptions) |
| 93 | + |
| 94 | + // This will run `terraform apply` and fail the test if there are any errors |
| 95 | + terraform.Apply(t, terraformOptions) |
| 96 | + |
| 97 | + // Run `terraform output` to get the value of an output variable |
| 98 | + output := terraform.OutputMap(t, terraformOptions, "map") |
| 99 | + |
| 100 | + // Expected values for created parameters |
| 101 | + key1 := "/production/test/master/company" |
| 102 | + value1 := "Amazon" |
| 103 | + key2 := "/production/test/master/users" |
| 104 | + value2 := "John,Todd" |
| 105 | + |
| 106 | + // Expected values for preexisting parameters |
| 107 | + key3 := preExistingKeyName |
| 108 | + value3 := "preexisting_value" |
36 | 109 |
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37 | 110 | // Verify we're getting back the outputs we expect
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38 |
| - assert.True(t, key1Result, "The 'map' output should contain the /production/test/master/company key") |
39 |
| - assert.True(t, value1Result, "The /production/test/master/company key's value should be 'Amazon'") |
| 111 | + containsErrorMessageFormat := "The 'map' output should contain the %s key" |
| 112 | + equalsErrorMessageFormat := "The %s's value should be '%s'" |
| 113 | + |
| 114 | + assert.Contains(t, output, key1, fmt.Sprintf(containsErrorMessageFormat, key1)) |
| 115 | + assert.Equal(t, value1 ,output[key1], fmt.Sprintf(equalsErrorMessageFormat, key1, value1)) |
| 116 | + |
| 117 | + assert.Contains(t, output, key2, fmt.Sprintf(containsErrorMessageFormat, key2)) |
| 118 | + assert.Equal(t, value2 ,output[key2], fmt.Sprintf(equalsErrorMessageFormat, key2, value2)) |
40 | 119 |
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41 |
| - assert.True(t, key2Result, "The 'map' output should contain the /production/test/master/users key") |
42 |
| - assert.True(t, value2Result, "The /production/test/master/users key's value should be 'John,Todd'") |
| 120 | + assert.Contains(t, output, key3, fmt.Sprintf(containsErrorMessageFormat, key3)) |
| 121 | + assert.Equal(t, value3 ,output[key3], fmt.Sprintf(equalsErrorMessageFormat, key3, value3)) |
43 | 122 | }
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