1 files changed, 145 insertions, 0 deletions
diff --git a/roles/openshift_health_checker/test/openshift_check_test.py b/roles/openshift_health_checker/test/openshift_check_test.py
new file mode 100644
index 000000000..bc0c3b26c
--- /dev/null
+++ b/roles/openshift_health_checker/test/openshift_check_test.py
@@ -0,0 +1,145 @@
+import pytest
+
+from openshift_checks import OpenShiftCheck, OpenShiftCheckException
+from openshift_checks import load_checks
+
+
+# Fixtures
+
+
+@pytest.fixture()
+def task_vars():
+    return dict(foo=42, bar=dict(baz="openshift"))
+
+
+@pytest.fixture(params=[
+    ("notfound",),
+    ("multiple", "keys", "not", "in", "task_vars"),
+])
+def missing_keys(request):
+    return request.param
+
+
+# Tests
+
+
+def test_OpenShiftCheck_init():
+    class TestCheck(OpenShiftCheck):
+        name = "test_check"
+        run = NotImplemented
+
+    # execute_module required at init if it will be used
+    with pytest.raises(RuntimeError) as excinfo:
+        TestCheck().execute_module("foo")
+    assert 'execute_module' in str(excinfo.value)
+
+    execute_module = object()
+
+    # initialize with positional argument
+    check = TestCheck(execute_module)
+    assert check._execute_module == execute_module
+
+    # initialize with keyword argument
+    check = TestCheck(execute_module=execute_module)
+    assert check._execute_module == execute_module
+
+    assert check.task_vars == {}
+    assert check.tmp is None
+
+
+def test_subclasses():
+    """OpenShiftCheck.subclasses should find all subclasses recursively."""
+    class TestCheck1(OpenShiftCheck):
+        pass
+
+    class TestCheck2(OpenShiftCheck):
+        pass
+
+    class TestCheck1A(TestCheck1):
+        pass
+
+    local_subclasses = set([TestCheck1, TestCheck1A, TestCheck2])
+    known_subclasses = set(OpenShiftCheck.subclasses())
+
+    assert local_subclasses - known_subclasses == set(), "local_subclasses should be a subset of known_subclasses"
+
+
+def test_load_checks():
+    """Loading checks should load and return Python modules."""
+    modules = load_checks()
+    assert modules
+
+
+def dummy_check(task_vars):
+    class TestCheck(OpenShiftCheck):
+        name = "dummy"
+        run = NotImplemented
+
+    return TestCheck(task_vars=task_vars)
+
+
+@pytest.mark.parametrize("keys,expected", [
+    (("foo",), 42),
+    (("bar", "baz"), "openshift"),
+    (("bar.baz",), "openshift"),
+])
+def test_get_var_ok(task_vars, keys, expected):
+    assert dummy_check(task_vars).get_var(*keys) == expected
+
+
+def test_get_var_error(task_vars, missing_keys):
+    with pytest.raises(OpenShiftCheckException):
+        dummy_check(task_vars).get_var(*missing_keys)
+
+
+def test_get_var_default(task_vars, missing_keys):
+    default = object()
+    assert dummy_check(task_vars).get_var(*missing_keys, default=default) == default
+
+
+@pytest.mark.parametrize("keys, convert, expected", [
+    (("foo",), str, "42"),
+    (("foo",), float, 42.0),
+    (("bar", "baz"), bool, False),
+])
+def test_get_var_convert(task_vars, keys, convert, expected):
+    assert dummy_check(task_vars).get_var(*keys, convert=convert) == expected
+
+
+def convert_oscexc(_):
+    raise OpenShiftCheckException("known failure")
+
+
+def convert_exc(_):
+    raise Exception("failure unknown")
+
+
+@pytest.mark.parametrize("keys, convert, expect_text", [
+    (("bar", "baz"), int, "Cannot convert"),
+    (("bar.baz",), float, "Cannot convert"),
+    (("foo",), "bogus", "TypeError"),
+    (("foo",), lambda a, b: 1, "TypeError"),
+    (("foo",), lambda a: 1 / 0, "ZeroDivisionError"),
+    (("foo",), convert_oscexc, "known failure"),
+    (("foo",), convert_exc, "failure unknown"),
+])
+def test_get_var_convert_error(task_vars, keys, convert, expect_text):
+    with pytest.raises(OpenShiftCheckException) as excinfo:
+        dummy_check(task_vars).get_var(*keys, convert=convert)
+    assert expect_text in str(excinfo.value)
+
+
+def test_register(task_vars):
+    check = dummy_check(task_vars)
+
+    check.register_failure(OpenShiftCheckException("spam"))
+    assert "spam" in str(check.failures[0])
+
+    with pytest.raises(OpenShiftCheckException) as excinfo:
+        check.register_file("spam")  # no file contents specified
+    assert "not specified" in str(excinfo.value)
+
+    # normally execute_module registers the result file; test disabling that
+    check._execute_module = lambda *args, **_: dict()
+    check.execute_module("eggs", module_args={}, register=False)
+    assert not check.files_to_save