add per-agent smoke tests (#100)

test/nobash.ts

@@ -0,0 +1,30 @@
+import type { AgentResult, ValidationCheck } from "./utils.ts";
+import { runTests } from "./utils.ts";
+
+/**
+ * nobash test - validates agents respect bash=disabled setting.
+ * no bash should be available (neither native nor MCP bash).
+ */
+
+function validator(result: AgentResult): ValidationCheck[] {
+  // verify select_mode MCP tool was called (proves MCP tools work)
+  const selectModeCalled = /→.*select_mode\s*\([^)]*"modeName"\s*:\s*"Build"/i.test(result.output);
+
+  // agent should report no bash is available (look for the phrase as standalone output)
+  const noBashAvailable = /NO BASH AVAILABLE/i.test(result.output);
+
+  // bash tool should NOT have been called (no → bash or → mcp__gh_pullfrog__bash)
+  const bashNotCalled = !/→\s*(?:bash|mcp__gh_pullfrog__bash)\s*\(/i.test(result.output);
+
+  return [
+    { name: "mcp_tool", passed: selectModeCalled },
+    { name: "no_bash", passed: noBashAvailable },
+    { name: "not_called", passed: bashNotCalled },
+  ];
+}
+
+runTests({
+  name: "nobash tests",
+  fixture: "nobash.ts",
+  validator,
+});