Unit Tests

- Added on-exit test for unexpected JSON output.

test/hooks.on-exit.t

@@ -83,6 +83,20 @@ class TestHooksOnExit(TestCase):
         logs = self.t.hooks[hookname].get_logs()
         self.assertEqual(self.t.hooks[hookname].get_logs()["output"]["msgs"][0], "FEEDBACK")
 
+    def test_onexit_builtin_misbehave2(self):
+        """on-exit-misbehave2 - Emits unexpected JSON."""
+        hookname = 'on-exit-misbehave2'
+        self.t.hooks.add_default(hookname, log=True)
+
+        # Failing hook should prevent processing.
+        code, out, err = self.t.runError(("version",))
+        self.assertIn("Hook Error: Expected 0 JSON task(s), found 1", err)
+        self.t.hooks[hookname].assertTriggered()
+        self.t.hooks[hookname].assertTriggeredCount(1)
+        self.t.hooks[hookname].assertExitcode(0)
+        logs = self.t.hooks[hookname].get_logs()
+        self.assertEqual(self.t.hooks[hookname].get_logs()["output"]["msgs"][0], "FEEDBACK")
+
 if __name__ == "__main__":
     from simpletap import TAPTestRunner
     unittest.main(testRunner=TAPTestRunner())

test/test_hooks/on-exit-misbehave2

@@ -0,0 +1,18 @@
+#!/bin/sh
+
+# The on-exit event is triggered once, after initialization, before any
+# processing occurs. This hooks script has no effect on processing.
+
+# Input:
+# - None
+
+# Output:
+# - Optional feedback/error.
+echo '{"description":"extra","status":"pending"}'
+echo 'FEEDBACK'
+
+# Status:
+# - 0:     JSON ignored, non-JSON is feedback.
+# - non-0: JSON ignored, non-JSON is error.
+exit 0
+