1 files changed, 88 insertions, 0 deletions
diff --git a/test/TestUseHandlerRatherThanWhenChanged.py b/test/TestUseHandlerRatherThanWhenChanged.py
new file mode 100644
index 0000000..5306e2f
--- /dev/null
+++ b/test/TestUseHandlerRatherThanWhenChanged.py
@@ -0,0 +1,88 @@
+# pylint: disable=preferred-module  # FIXME: remove once migrated per GH-725
+import unittest
+
+from ansiblelint.rules import RulesCollection
+from ansiblelint.rules.UseHandlerRatherThanWhenChangedRule import (
+    UseHandlerRatherThanWhenChangedRule,
+)
+from ansiblelint.testing import RunFromText
+
+SUCCESS_TASKS = '''
+- name: print helpful error message
+  debug:
+    var: result
+  when: result.failed
+
+- name: do something when hello is output
+  debug:
+    msg: why isn't this a handler
+  when: result.stdout == "hello"
+
+- name: never actually debug
+  debug:
+    var: result
+  when: False
+
+- name: Dont execute this step
+  debug:
+    msg: "debug message"
+  when:
+    - false
+
+- name: check when with a list
+  debug:
+    var: result
+  when:
+  - conditionA
+  - conditionB
+'''
+
+
+FAIL_TASKS = '''
+- name: execute command
+  command: echo hello
+  register: result
+
+- name: this should be a handler
+  debug:
+    msg: why isn't this a handler
+  when: result.changed
+
+- name: this should be a handler 2
+  debug:
+    msg: why isn't this a handler
+  when: result|changed
+
+- name: this should be a handler 3
+  debug:
+    msg: why isn't this a handler
+  when: result.changed == true
+
+- name: this should be a handler 4
+  debug:
+    msg: why isn't this a handler
+  when: result['changed'] == true
+
+- name: this should be a handler 5
+  debug:
+    msg: why isn't this a handler
+  when:
+  - result['changed'] == true
+  - another_condition
+'''
+
+
+class TestUseHandlerRatherThanWhenChanged(unittest.TestCase):
+    collection = RulesCollection()
+    collection.register(UseHandlerRatherThanWhenChangedRule())
+
+    def setUp(self):
+        self.runner = RunFromText(self.collection)
+
+    def test_success(self):
+        results = self.runner.run_role_tasks_main(SUCCESS_TASKS)
+        self.assertEqual(0, len(results))
+
+    def test_fail(self):
+        results = self.runner.run_role_tasks_main(FAIL_TASKS)
+        self.assertEqual(5, len(results))