Initial commit: Dokku Docker Compose plugin with test infrastructure

tests/integration.bats

@@ -0,0 +1,67 @@
+#!/usr/bin/env bats
+
+load 'test_helper/bats-support/load'
+load 'test_helper/bats-assert/load'
+
+# Helper function to run dokku commands
+run_dokku() {
+  ssh -T dokku-test "$@"
+}
+
+setup() {
+  # Set up test app with unique name
+  export TEST_APP="testapp-$(date +%s)"
+  export TEST_DB="${TEST_APP}-db"
+  export TEST_REDIS="${TEST_APP}-redis"
+  
+  # Create test app
+  run_dokku "apps:create $TEST_APP"
+}
+
+teardown() {
+  # Clean up
+  run_dokku "--force apps:destroy $TEST_APP" || true
+  run_dokku "postgres:destroy --force $TEST_DB" || true
+  run_dokku "redis:destroy --force $TEST_REDIS" || true
+}
+
+@test "can create and deploy a simple app" {
+  # Test app was created
+  run run_dokku "apps:exists $TEST_APP"
+  assert_success
+  
+  # Test app is listed
+  run run_dokku "apps:list"
+  assert_success
+  assert_output --partial "$TEST_APP"
+}
+
+@test "can create and link postgres service" {
+  # Create postgres service
+  run run_dokku "postgres:create $TEST_DB"
+  assert_success
+  
+  # Link service to app
+  run run_dokku "postgres:link $TEST_DB $TEST_APP"
+  assert_success
+  
+  # Verify link exists
+  run run_dokku "postgres:info $TEST_DB --do-export"
+  assert_success
+  assert_output --partial "$TEST_APP"
+}
+
+@test "can create and link redis service" {
+  # Create redis service
+  run run_dokku "redis:create $TEST_REDIS"
+  assert_success
+  
+  # Link service to app
+  run run_dokku "redis:link $TEST_REDIS $TEST_APP"
+  assert_success
+  
+  # Verify link exists
+  run run_dokku "redis:info $TEST_REDIS --do-export"
+  assert_success
+  assert_output --partial "$TEST_APP"
+}