refactor: replace wait-main-apps script with Terratest test cases

test/Makefile

@@ -1,6 +1,8 @@
 .POSIX:
 
+filter=.
+
 default: test
 
 test:
-	gotestsum --format testname -- --timeout 30m
+	gotestsum --format testname -- -timeout 30m -run "${filter}"

test/smoke_test.go

@@ -0,0 +1,57 @@
+package test
+
+import (
+	"crypto/tls"
+	"fmt"
+	"testing"
+	"time"
+
+	http_helper "github.com/gruntwork-io/terratest/modules/http-helper"
+	"github.com/gruntwork-io/terratest/modules/k8s"
+)
+
+func TestSmoke(t *testing.T) {
+	t.Parallel()
+
+	var mainApps = []struct {
+		name      string
+		namespace string
+	}{
+		{"argocd-server", "argocd"},
+		{"hajimari", "hajimari"},
+		{"vault", "vault"},
+		{"gitea", "gitea"},
+	}
+
+	for _, app := range mainApps {
+		app := app // https://github.com/golang/go/wiki/CommonMistakes#using-goroutines-on-loop-iterator-variables
+		t.Run(app.name, func(t *testing.T) {
+			t.Parallel()
+
+			options := k8s.NewKubectlOptions("", "", app.namespace)
+
+			// Wait the service to become available to ensure that we can access it
+			k8s.WaitUntilIngressAvailable(t, options, app.name, 10, 30*time.Second)
+
+			// Now we verify that the service will successfully boot and start serving requests
+			ingress := k8s.GetIngress(t, options, app.name)
+
+			// Setup a TLS configuration, ignore the certificate because we may not use cert-manager (like the sandbox environment)
+			tlsConfig := tls.Config{
+				InsecureSkipVerify: true,
+			}
+
+			// Test the endpoint, this will only fail if we timeout waiting for the service to return a 200 response
+			http_helper.HttpGetWithRetryWithCustomValidation(
+				t,
+				fmt.Sprintf("https://%s", ingress.Spec.Rules[0].Host),
+				&tlsConfig,
+				30,
+				30*time.Second,
+				func(statusCode int, body string) bool {
+					return statusCode == 200
+				},
+			)
+		})
+	}
+}

test/tools_test.go

@@ -31,9 +31,9 @@ func TestToolsVersions(t *testing.T) {
 
 	for _, tool := range tools {
 		params := version_checker.CheckVersionParams{
-			BinaryPath: tool.binaryPath,
+			BinaryPath:        tool.binaryPath,
 			VersionConstraint: tool.versionConstraint,
-			WorkingDir: ".",
+			WorkingDir:        ".",
 		}
 
 		version_checker.CheckVersion(t, params)