feat(k6): add bespoke load test files

k6/configmap.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: k6-test-sonar-test-nest3
+  namespace: dev
+  labels:
+    app: sonar-test-nest3
+    app.kubernetes.io/managed-by: backstage
+    app.kubernetes.io/component: load-testing
+data:
+  K6_OUT: opentelemetry
+  K6_OTEL_GRPC_EXPORTER_INSECURE: 'true'
+  K6_OTEL_GRPC_EXPORTER_ENDPOINT: otel-collector.monitoring.svc.cluster.local:4317
+  K6_OTEL_METRIC_PREFIX: k6_
+  K6_OTEL_FLUSH_INTERVAL: '1000'
+  K6_OTEL_EXPORT_INTERVAL: '5000'
+  K6_OTEL_SERVICE_NAME: k6-sonar-test-nest3
+  load-test.js: "import http from 'k6/http';\nimport { check, sleep, group } from\
+    \ 'k6';\n\nconst vus = parseInt(__ENV.TEST_VUS || '10');\nconst duration = __ENV.TEST_DURATION\
+    \ || '30s';\nconst targetUrl = __ENV.TARGET_URL || 'http://sonar-test-nest3.dev.svc.cluster.local:3000';\n\
+    \nexport const options = {\n  scenarios: {\n    load_test: {\n      executor:\
+    \ 'ramping-vus',\n      startVUs: 0,\n      stages: [\n        { duration: '10s',\
+    \ target: vus },\n        { duration: duration, target: vus },\n        { duration:\
+    \ '5s', target: 0 },\n      ],\n    },\n  },\n  thresholds: {\n    http_req_duration:\
+    \ ['p(95)<500'],\n    http_req_failed: ['rate<0.01'],\n  },\n};\n\nhttp.setResponseCallback(http.expectedStatuses({\
+    \ min: 200, max: 399 }));\n\nexport default function () {\n  group('Health API',\
+    \ () => {\n    const res = http.get(`${targetUrl}/health`);\n    check(res, {\n\
+    \      'status is 200': (r) => r.status === 200,\n      'response time < 500ms':\
+    \ (r) => r.timings.duration < 500,\n    });\n  });\n\n  sleep(0.5);\n\n  group('Items\
+    \ API', () => {\n    const res1 = http.get(`${targetUrl}/api/items`);\n    check(res1,\
+    \ {\n      'status is 200': (r) => r.status === 200,\n      'response time < 500ms':\
+    \ (r) => r.timings.duration < 500,\n      'response contains items': (r) => Array.isArray(JSON.parse(r.body)),\n\
+    \    });\n\n    const createBody = { name: 'Test Item', description: 'A test description'\
+    \ };\n    const res2 = http.post(`${targetUrl}/api/items`, JSON.stringify(createBody),\
+    \ {\n      headers: { 'Content-Type': 'application/json' },\n    });\n    check(res2,\
+    \ {\n      'status is 201': (r) => r.status === 201,\n      'response time < 500ms':\
+    \ (r) => r.timings.duration < 500,\n      'response contains created item': (r)\
+    \ => JSON.parse(r.body).name === createBody.name,\n    });\n\n    const itemId\
+    \ = JSON.parse(res2.body).id;\n\n    const res3 = http.get(`${targetUrl}/api/items/${itemId}`);\n\
+    \    check(res3, {\n      'status is 200': (r) => r.status === 200,\n      'response\
+    \ time < 500ms': (r) => r.timings.duration < 500,\n      'response contains item':\
+    \ (r) => JSON.parse(r.body).id === itemId,\n    });\n\n    const updateBody =\
+    \ { name: 'Updated Item', description: 'Updated description' };\n    const res4\
+    \ = http.put(`${targetUrl}/api/items/${itemId}`, JSON.stringify(updateBody), {\n\
+    \      headers: { 'Content-Type': 'application/json' },\n    });\n    check(res4,\
+    \ {\n      'status is 200': (r) => r.status === 200,\n      'response time < 500ms':\
+    \ (r) => r.timings.duration < 500,\n      'response contains updated item': (r)\
+    \ => JSON.parse(r.body).name === updateBody.name,\n    });\n\n    const res5 =\
+    \ http.del(`${targetUrl}/api/items/${itemId}`);\n    check(res5, {\n      'status\
+    \ is 200': (r) => r.status === 200,\n      'response time < 500ms': (r) => r.timings.duration\
+    \ < 500,\n      'response confirms deletion': (r) => JSON.parse(r.body).deleted\
+    \ === itemId,\n    });\n  });\n\n  sleep(0.5);\n}"

k6/load-test.js

@@ -0,0 +1,85 @@
+import http from 'k6/http';
+import { check, sleep, group } from 'k6';
+
+const vus = parseInt(__ENV.TEST_VUS || '10');
+const duration = __ENV.TEST_DURATION || '30s';
+const targetUrl = __ENV.TARGET_URL || 'http://sonar-test-nest3.dev.svc.cluster.local:3000';
+
+export const options = {
+  scenarios: {
+    load_test: {
+      executor: 'ramping-vus',
+      startVUs: 0,
+      stages: [
+        { duration: '10s', target: vus },
+        { duration: duration, target: vus },
+        { duration: '5s', target: 0 },
+      ],
+    },
+  },
+  thresholds: {
+    http_req_duration: ['p(95)<500'],
+    http_req_failed: ['rate<0.01'],
+  },
+};
+
+http.setResponseCallback(http.expectedStatuses({ min: 200, max: 399 }));
+
+export default function () {
+  group('Health API', () => {
+    const res = http.get(`${targetUrl}/health`);
+    check(res, {
+      'status is 200': (r) => r.status === 200,
+      'response time < 500ms': (r) => r.timings.duration < 500,
+    });
+  });
+
+  sleep(0.5);
+
+  group('Items API', () => {
+    const res1 = http.get(`${targetUrl}/api/items`);
+    check(res1, {
+      'status is 200': (r) => r.status === 200,
+      'response time < 500ms': (r) => r.timings.duration < 500,
+      'response contains items': (r) => Array.isArray(JSON.parse(r.body)),
+    });
+
+    const createBody = { name: 'Test Item', description: 'A test description' };
+    const res2 = http.post(`${targetUrl}/api/items`, JSON.stringify(createBody), {
+      headers: { 'Content-Type': 'application/json' },
+    });
+    check(res2, {
+      'status is 201': (r) => r.status === 201,
+      'response time < 500ms': (r) => r.timings.duration < 500,
+      'response contains created item': (r) => JSON.parse(r.body).name === createBody.name,
+    });
+
+    const itemId = JSON.parse(res2.body).id;
+
+    const res3 = http.get(`${targetUrl}/api/items/${itemId}`);
+    check(res3, {
+      'status is 200': (r) => r.status === 200,
+      'response time < 500ms': (r) => r.timings.duration < 500,
+      'response contains item': (r) => JSON.parse(r.body).id === itemId,
+    });
+
+    const updateBody = { name: 'Updated Item', description: 'Updated description' };
+    const res4 = http.put(`${targetUrl}/api/items/${itemId}`, JSON.stringify(updateBody), {
+      headers: { 'Content-Type': 'application/json' },
+    });
+    check(res4, {
+      'status is 200': (r) => r.status === 200,
+      'response time < 500ms': (r) => r.timings.duration < 500,
+      'response contains updated item': (r) => JSON.parse(r.body).name === updateBody.name,
+    });
+
+    const res5 = http.del(`${targetUrl}/api/items/${itemId}`);
+    check(res5, {
+      'status is 200': (r) => r.status === 200,
+      'response time < 500ms': (r) => r.timings.duration < 500,
+      'response confirms deletion': (r) => JSON.parse(r.body).deleted === itemId,
+    });
+  });
+
+  sleep(0.5);
+}

k6/testrun.yaml

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+apiVersion: k6.io/v1alpha1
+kind: TestRun
+metadata:
+  name: k6-sonar-test-nest3
+  namespace: dev
+  labels:
+    app: sonar-test-nest3
+    backstage.io/component: sonar-test-nest3
+    app.kubernetes.io/managed-by: backstage
+    app.kubernetes.io/component: load-testing
+spec:
+  parallelism: 1
+  script:
+    configMap:
+      name: k6-test-sonar-test-nest3
+      file: load-test.js
+  runner:
+    image: grafana/k6:latest
+    envFrom:
+    - configMapRef:
+        name: k6-test-sonar-test-nest3
+    env:
+    - name: K6_OTEL_SERVICE_NAME
+      value: k6-sonar-test-nest3