Fix potential AttributeError (#81)

* Added `None` default to avoid AttributeError

* Added tests

pytest_jira.py

@@ -454,8 +454,9 @@ def jira_issue(request):
     https://github.com/rhevm-qe-automation/pytest_jira#fixture-usage
     for more details
     """
+
     def wrapper_jira_issue(issue_id):
-        jira_plugin = getattr(request.config, '_jira')
+        jira_plugin = getattr(request.config, '_jira', None)
         if jira_plugin and jira_plugin.conn.is_connected():
             return jira_plugin.is_issue_resolved(issue_id)
 

tests/test_jira.py

@@ -60,6 +60,17 @@ def assert_outcomes(
     assert outcomes.get("xfailed", 0) == xfailed
 
 
+def test_jira_plugin_disabled(testdir):
+    testdir.makepyfile("""
+        import pytest
+        @pytest.mark.jira("ORG-1382", run=True)
+        def test_pass():
+            assert True
+    """)
+    result = testdir.runpytest()
+    assert_outcomes(result, 1, 0, 0)
+
+
 def test_jira_marker_no_args(testdir):
     testdir.makeconftest(CONFTEST)
     testdir.makepyfile("""
@@ -706,6 +717,17 @@ def test_fail():
     assert_outcomes(result, passed=0, skipped=0, failed=0, error=0, xfailed=1)
 
 
+def test_jira_fixture_plugin_disabled(testdir):
+    testdir.makepyfile("""
+        import pytest
+
+        def test_pass(jira_issue):
+            assert jira_issue("ORG-1382") is None
+    """)
+    result = testdir.runpytest()
+    assert_outcomes(result, 1, 0, 0)
+
+
 def test_jira_fixture_run_positive(testdir):
     testdir.makeconftest(CONFTEST)
     testdir.makepyfile("""