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@goruha goruha commented Mar 27, 2025

What

  • Add basic component test
  • Add disabled component test
  • Test component drifting
  • Add any additional use case tests

Why

  • Test basic component features
  • Verify that the component does not create any resources when input enabled: false set
  • Verify that the component does not drift on a second run with the same inputs
  • Add test for any additional than basic use cases for the component

References

Summary by CodeRabbit

  • New Features

    • Upgraded the EKS deployment module for enhanced functionality and improved performance.
    • Introduced new configuration templates to streamline the setup of clusters, VPCs, and account management.
  • Bug Fixes

    • Improved handling of Kubernetes execution authorization role retrieval.
  • Tests

    • Added comprehensive tests to ensure the metrics service deployment and configuration work as expected.
  • Chores

    • Updated test dependencies and removed an outdated test script for cleaner execution.

@goruha goruha requested review from a team as code owners March 27, 2025 16:33
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coderabbitai bot commented Mar 27, 2025

Walkthrough

This pull request updates Terraform and test configuration files. The Terraform changes streamline the handling of the Kubernetes provider’s execution role by removing an intermediate variable and updating a module version. Multiple YAML configuration files have been added for CLI settings, EKS, VPC, account mapping, and vendor management. A new test suite for the metrics-server component has been introduced, along with a Go module for testing, and an obsolete test script has been removed.

Changes

Files Change Summary
src/provider-helm.tf, src/remote-state.tf In Terraform files, removed an intermediate variable using coalesce directly and updated the EKS module version from 1.5.0 to 1.8.0.
test/.gitignore Added a new .gitignore file to exclude state, cache, and test-suite files.
test/component_test.go, test/go.mod Introduced a new test suite for the metrics-server component and defined a Go module with updated dependencies and a replace directive.
test/fixtures/{atmos.yaml, stacks/catalog/*, stacks/orgs/default/test/*, vendor.yaml} Added multiple YAML configuration files for CLI settings, EKS cluster, VPC, account mapping, and vendor config.
test/run.sh Removed the obsolete test runner script.

Sequence Diagram(s)

sequenceDiagram
    participant TR as Test Runner
    participant CS as ComponentSuite
    participant KS as Kubernetes Cluster
    TR->>CS: Invoke TestRunSuite()
    CS->>CS: SetupSuite() initializes configuration
    CS->>CS: Execute TestBasic()
    CS->>KS: Deploy metrics-server component
    KS-->>CS: Return deployment metadata
    CS->>CS: Assert deployment properties and drift
    CS->>CS: Execute TestEnabledFlag() for flag verification
    TR->>CS: Complete test execution
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Poem

I'm a little rabbit, hopping with cheer,
Codes transformed and configs so clear.
YAML meadows spread with vibrant lore,
Tests now dance like never before.
With streamlined roles and upgrades in sight,
I celebrate these changes with pure delight! 🐰


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@goruha goruha linked an issue Mar 27, 2025 that may be closed by this pull request
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@goruha goruha self-assigned this Mar 27, 2025
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mergify bot commented Mar 27, 2025

Merge Protections

Your pull request matches the following merge protections and will not be merged until they are valid.

🟢 Require terratest

Wonderful, this rule succeeded.

This rule require terratest status

  • check-success = test/terratest

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goruha commented Mar 27, 2025

/terratest

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Actionable comments posted: 0

🧹 Nitpick comments (9)
src/remote-state.tf (1)

2-3: Module Version Update

The "eks" module version has been updated to "1.8.0". Please ensure that all configurations interacting with this module have been reviewed for compatibility with any new changes or behavior introduced in the updated version.

test/fixtures/stacks/catalog/vpc.yaml (1)

1-20: VPC Configuration Check

The YAML configuration for the VPC component is well-structured with clear metadata and variable definitions. Please verify that the availability zones ("b" and "c") and other variable values (like max_nats, nat_gateway_enabled, etc.) are intentional and reflect your target environment's requirements.

test/fixtures/stacks/catalog/usecase/disabled.yaml (1)

1-11: YAML Configuration for Disabled Metrics-Server Component Looks Correct

The file clearly sets the component’s state parameters to false (both for enabled and kube_exec_auth_role_arn_enabled), ensuring that no resources will be created when the metrics server is disabled. Verify that these settings match the intended behavior for your disabled test case.

test/fixtures/vendor.yaml (1)

1-43: Vendor Manifest Configuration is Well-Structured

The vendor configuration defines an AtmosVendorConfig with multiple sources for different components. The use of inline version numbers, repository paths, and inclusion/exclusion patterns appears consistent. Please ensure that the version numbers and source references are kept up-to-date with upstream changes.

test/fixtures/stacks/orgs/default/test/_defaults.yaml (1)

1-67: Terraform Backend and Variables Definition Reviewed

This file establishes a local backend and a set of Terraform variables along with component configurations for the account map. The dynamic path construction using getenv is appropriate for test environments. Confirm that the environment variables like COMPONENT_HELPER_STATE_DIR and TEST_ACCOUNT_ID are correctly set when running tests.

src/provider-helm.tf (1)

136-138: Streamlined Exec Role Assignment with Inline Coalesce

The update directly applies the coalesce function in the exec_role assignment, eliminating the need for an intermediate local variable. This simplifies the code while preserving the fallback logic between var.kube_exec_auth_role_arn and module.iam_roles.terraform_role_arn. Please verify that module.iam_roles.terraform_role_arn is consistently available when needed.

test/fixtures/stacks/catalog/account-map.yaml (1)

1-47: Account-Map Configuration for Static Remote State Looks Solid

The file defines the account-map component with appropriate metadata and variables, and it uses a static remote state backend tailored for testing purposes. The commented section providing an alternative S3 backend configuration serves as a useful reminder for potential future enhancements. Ensure that dynamic elements (such as references to TEST_ACCOUNT_ID) are properly supplied in the testing environment.

test/fixtures/stacks/catalog/eks-cluster.yaml (1)

1-94: EKS cluster configuration looks well-structured and comprehensive.

The configuration provides a solid foundation for EKS cluster testing with appropriate settings for node groups, addons, and cluster parameters. The node group configuration with t3.small instances and proper sizing (min: 2, max: 3) is suitable for testing purposes.

Add a newline at the end of the file to resolve the YAMLlint warning:

  aws-efs-csi-driver:
    addon_version: "v2.0.8-eksbuild.1"
+
🧰 Tools
🪛 YAMLlint (1.35.1)

[error] 94-94: no new line character at the end of file

(new-line-at-end-of-file)

test/component_test.go (1)

57-57: Fix typo in variable name.

There's a typo in the variable name clusrerId which should be clusterId.

-	clusrerId := atmos.Output(s.T(), clusterOptions, "eks_cluster_id")
+	clusterId := atmos.Output(s.T(), clusterOptions, "eks_cluster_id")

And update the variable usage:

-	cluster := awsHelper.GetEksCluster(s.T(), context.Background(), awsRegion, clusrerId)
+	cluster := awsHelper.GetEksCluster(s.T(), context.Background(), awsRegion, clusterId)
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📥 Commits

Reviewing files that changed from the base of the PR and between 862a5b3 and 68af184.

⛔ Files ignored due to path filters (1)
  • test/go.sum is excluded by !**/*.sum
📒 Files selected for processing (15)
  • src/provider-helm.tf (1 hunks)
  • src/remote-state.tf (1 hunks)
  • test/.gitignore (1 hunks)
  • test/component_test.go (1 hunks)
  • test/fixtures/atmos.yaml (1 hunks)
  • test/fixtures/stacks/catalog/account-map.yaml (1 hunks)
  • test/fixtures/stacks/catalog/eks-cluster.yaml (1 hunks)
  • test/fixtures/stacks/catalog/usecase/basic.yaml (1 hunks)
  • test/fixtures/stacks/catalog/usecase/disabled.yaml (1 hunks)
  • test/fixtures/stacks/catalog/vpc.yaml (1 hunks)
  • test/fixtures/stacks/orgs/default/test/_defaults.yaml (1 hunks)
  • test/fixtures/stacks/orgs/default/test/tests.yaml (1 hunks)
  • test/fixtures/vendor.yaml (1 hunks)
  • test/go.mod (1 hunks)
  • test/run.sh (0 hunks)
💤 Files with no reviewable changes (1)
  • test/run.sh
🧰 Additional context used
🪛 YAMLlint (1.35.1)
test/fixtures/stacks/catalog/eks-cluster.yaml

[error] 94-94: no new line character at the end of file

(new-line-at-end-of-file)

⏰ Context from checks skipped due to timeout of 90000ms (3)
  • GitHub Check: Mergify Merge Protections
  • GitHub Check: Mergify Merge Protections
  • GitHub Check: Summary
🔇 Additional comments (9)
test/.gitignore (1)

1-5: Test Artifacts Exclusion Confirmed

The new .gitignore in the test directory appropriately excludes temporary files and directories (such as state/, .cache, test/test-suite.json, .atmos, and test_suite.yaml), which will help keep your test outputs and temporary artifacts from polluting version control.

test/fixtures/stacks/orgs/default/test/tests.yaml (1)

1-7: Test Imports Setup Review

This file establishes the import structure for your test environments by listing essential configurations (defaults, VPC, EKS cluster, and the two metrics-server use cases). Confirm that all referenced import paths are correctly configured and that they exist in the expected directories.

test/fixtures/stacks/catalog/usecase/basic.yaml (1)

1-11: Basic Metrics Server Configuration Verification

The configuration for the basic metrics server use case is clearly defined, setting key variables such as enabled, kube_exec_auth_role_arn_enabled, name, and kubernetes_namespace. Ensure these settings match the intended deployment and testing requirements for the metrics-server component.

test/go.mod (2)

3-5:

❓ Verification inconclusive

Verify the Go version compatibility.

The specified Go version (1.23.4) and toolchain (1.23.7) appear to be future versions that may not be widely available yet. Ensure that this is intentional and compatible with your CI/CD environment.


🌐 Web query:

What is the latest stable version of Go as of March 2025?

💡 Result:

The latest stable version of Go as of March 2025 is Go 1.24.1, released on March 4, 2025[1][4][7][9][14]. This minor update includes security fixes to the net/http and crypto/elliptic packages, along with bug fixes in the compiler, runtime, and standard library components like reflect and syscall[7][9].

Key details about Go's versioning:

  • Major releases occur every six months, with each supported until two subsequent releases arrive[1][4].
  • The current support status as of March 2025:
    • Go 1.24 (latest): Actively supported
    • Go 1.23: Still supported
    • Go 1.22 and earlier: Unsupported[1][7]

Notable features in Go 1.24 include full support for generic type aliases, improved FIPS 140-3 compliance mechanisms, and enhanced WebAssembly tooling[13][14]. Developers are encouraged to update using official distribution channels listed on go.dev/dl[15].

Citations:


Go Version Compatibility Check

The test/go.mod file currently specifies:

  • go 1.23.4
  • toolchain go1.23.7

Based on the available information as of March 2025:

  • Go 1.23 is still supported alongside the latest stable release (Go 1.24.1).
  • The versions in the file are not "future" releases but part of an actively supported release branch.

Please verify that using these specific Go 1.23 versions is intentional for your project and compatible with your CI/CD environment. If your intent is to run on the most current release, you might consider upgrading to Go 1.24.1.


17-17:

❓ Verification inconclusive

Clarify the intention of the commented-out replace directive.

The replace directive is currently commented out. If this replacement is needed for the tests to function correctly, it should be uncommented.


🏁 Script executed:

#!/bin/bash
# Check if the aws-nuke library is being used in the test code
rg "github.com/rebuy-de/aws-nuke/v2/mocks|github.com/ekristen/aws-nuke/v3" -t go .

Length of output: 84


Attention: Please clarify whether the commented-out replace directive at line 17 in test/go.mod is still required for the tests to function correctly.

  • The directive (// replace github.com/rebuy-de/aws-nuke/v2/mocks => github.com/ekristen/aws-nuke/v3/ v3.29.0) remains disabled.
  • A search for references to these libraries in the Go code did not return any results. If the directive is necessary for the tests, it should be uncommented with a brief explanation of its intended effect.
  • If it’s not needed, consider removing the commented-out line to avoid confusion.
test/fixtures/atmos.yaml (1)

1-78: Well-structured Atmos CLI configuration with comprehensive documentation.

The configuration file includes clear documentation for all settings, properly defines paths for components, stacks, and workflows, and includes appropriate settings for Terraform, logging, and templates.

test/component_test.go (3)

23-79: Comprehensive test for metrics-server deployment.

The test properly validates:

  1. Successful component deployment
  2. Correct metadata (version, chart name, namespace)
  3. API service registration in the cluster
  4. Configuration drift detection

This provides good coverage of the component's functionality and integration with EKS.


81-85: Simple but effective test for the 'enabled' flag.

The test verifies that when the component is disabled, no resources are created. This is an important test case for component configuration.


93-98: Well-structured test setup with dependencies.

The test correctly adds dependencies for VPC and EKS cluster before running the metrics-server tests, ensuring the proper order of resource creation.

@mergify mergify bot added the needs-test Needs testing label Mar 31, 2025
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goruha commented Mar 31, 2025

/terratest

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Actionable comments posted: 1

🧹 Nitpick comments (2)
test/go.mod (2)

1-6: Module Declaration and Go Version Specification
The module declaration (module test), Go version (go 1.23.4), and toolchain (go1.23.7) are clearly specified. Consider if the module name "test" is sufficiently descriptive for the component tests; if this module is solely for testing the AWS EKS Metrics Server, a more descriptive name (e.g., eks-metrics-server-test) could improve clarity.


21-182: Comprehensive Indirect Dependencies Block
This extensive block lists numerous indirect dependencies needed by your test module. While these entries are typically auto-managed (especially via go mod tidy), consider periodically tidying the module to remove any unused dependencies. Additionally, consolidating multiple require blocks (if possible) could improve readability and maintainability.

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Review profile: CHILL
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Reviewing files that changed from the base of the PR and between 68af184 and 7a85041.

⛔ Files ignored due to path filters (1)
  • test/go.sum is excluded by !**/*.sum
📒 Files selected for processing (1)
  • test/go.mod (1 hunks)
⏰ Context from checks skipped due to timeout of 90000ms (3)
  • GitHub Check: Mergify Merge Protections
  • GitHub Check: Mergify Merge Protections
  • GitHub Check: Summary
🔇 Additional comments (2)
test/go.mod (2)

7-15: Primary Dependency Block for Core Test Libraries
This block lists essential dependencies for your test suite (such as github.com/cloudposse/test-helpers, terratest, and testify) with explicit version pinning. This ensures consistency for component tests. Ensure these versions remain compatible with other parts of your codebase as updates occur.


19-20: Kubernetes Apimachinery Dependency
The explicit require for k8s.io/apimachinery v0.32.3 is clear. Verify that this version harmonizes with the rest of your Kubernetes-related dependencies in the module.

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goruha commented Mar 31, 2025

/terratest

@goruha goruha merged commit f366e3b into main Mar 31, 2025
25 of 30 checks passed
@goruha goruha deleted the add-tests branch March 31, 2025 12:08
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These changes were released in v1.535.1.

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Add component tests

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