🌛

apps/e2e/src/__snapshots__/mcp-e2e.test.ts.snap

@@ -11,6 +11,39 @@ exports[`MCP => MCP origin basic "add" tool call success > 9.0: @dev/test-basic-
 }
 `;
 
+exports[`MCP => MCP origin basic "echo" tool > 10.0: @dev/test-basic-mcp/mcp echo 1`] = `
+{
+  "content": [
+    {
+      "text": "{"nala":"kitten","num":123,"now":1749678633338}",
+      "type": "text",
+    },
+  ],
+}
+`;
+
+exports[`MCP => MCP origin basic "pure" tool > 11.0: @dev/test-basic-mcp/mcp echo 1`] = `
+{
+  "content": [
+    {
+      "text": "{"nala":"kitten","foo":"bar"}",
+      "type": "text",
+    },
+  ],
+}
+`;
+
+exports[`MCP => MCP origin basic "pure" tool > 11.1: @dev/test-basic-mcp/mcp echo 1`] = `
+{
+  "content": [
+    {
+      "text": "{"nala":"kitten","foo":"bar"}",
+      "type": "text",
+    },
+  ],
+}
+`;
+
 exports[`MCP => OpenAPI origin basic @ 010332cf get_post success  > 2.0: @dev/test-basic-openapi@010332cf/mcp get_post 1`] = `
 {
   "content": [],

apps/e2e/src/http-fixtures.ts

@@ -453,7 +453,7 @@ export const fixtureSuites: E2ETestFixtureSuite[] = [
     ]
   },
   {
-    title: 'HTTP => MCP origin basic "echo" tool call success',
+    title: 'HTTP => MCP origin basic "echo" tool',
     snapshot: false,
     fixtures: [
       {

apps/e2e/src/mcp-fixtures.ts

@@ -384,5 +384,98 @@ export const fixtureSuites: MCPE2ETestFixtureSuite[] = [
         }
       }
     ]
+  },
+  {
+    title: 'MCP => MCP origin basic "echo" tool',
+    path: '@dev/test-basic-mcp/mcp',
+    fixtures: [
+      {
+        request: {
+          name: 'echo',
+          args: {
+            nala: 'kitten',
+            num: 123,
+            now
+          }
+        },
+        response: {
+          isError: false,
+          content: [
+            {
+              type: 'text',
+              text: JSON.stringify({ nala: 'kitten', num: 123, now })
+            }
+          ]
+        }
+      }
+    ]
+  },
+  {
+    title: 'MCP => MCP origin basic "pure" tool',
+    path: '@dev/test-basic-mcp/mcp',
+    fixtures: [
+      {
+        request: {
+          name: 'echo',
+          args: {
+            nala: 'kitten',
+            foo: 'bar'
+          },
+          _meta: {
+            agentic: {
+              headers: {
+                'cache-control':
+                  'public, max-age=31560000, s-maxage=31560000, stale-while-revalidate=3600'
+              }
+            }
+          }
+        },
+        response: {
+          isError: false,
+          content: [
+            {
+              type: 'text',
+              text: JSON.stringify({
+                nala: 'kitten',
+                foo: 'bar'
+              })
+            }
+          ]
+        }
+      },
+      {
+        // second request should hit the cache
+        request: {
+          name: 'echo',
+          args: {
+            nala: 'kitten',
+            foo: 'bar'
+          },
+          _meta: {
+            agentic: {
+              headers: {
+                'cache-control':
+                  'public, max-age=31560000, s-maxage=31560000, stale-while-revalidate=3600'
+              }
+            }
+          }
+        },
+        response: {
+          isError: false,
+          content: [
+            {
+              type: 'text',
+              text: JSON.stringify({
+                nala: 'kitten',
+                foo: 'bar'
+              })
+            }
+          ],
+          _agenticMeta: {
+            cacheStatus: 'HIT'
+          }
+        }
+      }
+    ]
   }
 ]