Add Jinja2 templates for test generation

templates/jest/api.test.js.j2

@@ -0,0 +1,101 @@
+/**
+ * Generated Jest tests for {{ api_title }} API v{{ api_version }}
+ * 
+ * This file was auto-generated by API TestGen.
+ */
+
+const request = require('supertest');
+
+const BASE_URL = process.env.MOCK_SERVER_URL || '{{ mock_server_url }}';
+
+{% if security_schemes %}
+{% for scheme_name, scheme in security_schemes.items() %}
+{% if scheme.type == "apiKey" %}
+const get{{ scheme_name|capitalize }}Headers = () => ({{
+  "{{ scheme.name }}": process.env.API_KEY || 'your-api-key',
+}});
+
+{% elif scheme.type == "http" and scheme.scheme == "bearer" %}
+const getBearerHeaders = () => ({{
+  Authorization: `Bearer ${{process.env.TOKEN || 'your-token'}}`,
+}});
+
+{% elif scheme.type == "http" and scheme.scheme == "basic" %}
+const getBasicHeaders = () => {{
+  const credentials = Buffer.from(`${{process.env.USERNAME || 'username'}}:${{process.env.PASSWORD || 'password'}}`).toString('base64');
+  return {{ Authorization: `Basic ${{credentials}}` }};
+}};
+
+{% endif %}
+{% endfor %}
+{% endif %}
+
+const validateResponse = (response, expectedStatus) => {{
+  expect(response.headers['content-type']).toMatch(/application\\/json/);
+  if (expectedStatus) {{
+    expect(response.status).toBe(expectedStatus);
+  }}
+}};
+
+describe('{{ api_title }} API', () => {{
+  {% for endpoint in endpoints %}
+  {% set endpoint_id = endpoint.operation_id or (endpoint.method + "_" + endpoint.path.strip("/").replace("/", "_").replace("{", "").replace("}", "")) %}
+  describe('{{ endpoint.method.upper() }} {{ endpoint.path }}', () => {{
+    {{ endpoint.description or "" }}
+    
+    it('should return valid response', async () => {{
+      {% if endpoint.security %}
+      {% set scheme_name = endpoint.security[0].keys()|first %}
+      {% set scheme = security_schemes[scheme_name] %}
+      {% if scheme.type == "apiKey" %}
+      const headers = get{{ scheme_name|capitalize }}Headers();
+      {% elif scheme.type == "http" and scheme.scheme == "bearer" %}
+      const headers = getBearerHeaders();
+      {% elif scheme.type == "http" and scheme.scheme == "basic" %}
+      const headers = getBasicHeaders();
+      {% else %}
+      const headers = {{}};
+      {% endif %}
+      {% else %}
+      const headers = {{ 'Content-Type': 'application/json' }};
+      {% endif %}
+      
+      {% if endpoint.method in ["post", "put", "patch"] %}
+      const body = {{}};
+      
+      const response = await request(BASE_URL)
+        .{{ endpoint["method"] }}('{{ endpoint["path"] }}')
+        .send(body)
+        .set(headers);
+      {% else %}
+      {% if endpoint.parameters|selectattr("in", "equalto", "query")|list %}
+      {% set query_params = endpoint.parameters|selectattr("in", "equalto", "query")|list %}
+      const queryParams = {{
+        {% for param in query_params %}
+        {{ param.name }}: 'test'{% if not loop.last %},
+        {% endif %}
+        {% endfor %}
+      }};
+      
+      const response = await request(BASE_URL)
+        .{{ endpoint["method"] }}('{{ endpoint["path"] }}')
+        .query(queryParams)
+        .set(headers);
+      {% else %}
+      const response = await request(BASE_URL)
+        .{{ endpoint["method"] }}('{{ endpoint["path"] }}')
+        .set(headers);
+      {% endif %}
+      {% endif %}
+      
+      expect([200, 201, 204]).toContain(response.status);
+      {% if endpoint.responses["200"] %}
+      validateResponse(response, {{ endpoint.responses["200"] }});
+      {% else %}
+      validateResponse(response);
+      {% endif %}
+    }});
+  }});
+  
+  {% endfor %}
+}});