- switch to argparse for cmdline template runner

- write a test suite for cmdline
- start using context manager helpers in tests.  intrinsic here is that
we're going to go 1.0 and drop at least 2.4 and probably 2.5
- update .gitignore

1 files changed, 73 insertions, 0 deletions

diff --git a/test/test_cmd.py b/test/test_cmd.py
new file mode 100644
index 0000000..d7e07ae
--- /dev/null
+++ b/test/test_cmd.py
@@ -0,0 +1,73 @@
+from __future__ import with_statement
+from contextlib import contextmanager
+from test import TemplateTest, eq_, raises, template_base
+import os
+import mock
+from mako.cmd import cmdline
+
+class CmdTest(TemplateTest):
+    @contextmanager
+    def _capture_output_fixture(self, stream="stdout"):
+        with mock.patch("sys.%s" % stream) as stdout:
+            yield stdout
+
+    def test_stdin_success(self):
+        with self._capture_output_fixture() as stdout:
+            with mock.patch("sys.stdin", mock.Mock(
+                            read=mock.Mock(return_value="hello world ${x}"))):
+                cmdline(["--var", "x=5", "-"])
+
+        eq_(stdout.write.mock_calls[0][1][0], "hello world 5")
+
+    def test_stdin_syntax_err(self):
+        with mock.patch("sys.stdin", mock.Mock(
+                            read=mock.Mock(return_value="${x"))):
+            with self._capture_output_fixture("stderr") as stderr:
+                with raises(SystemExit):
+                    cmdline(["--var", "x=5", "-"])
+
+            assert "SyntaxException: Expected" in \
+                        stderr.write.mock_calls[0][1][0]
+            assert "Traceback" in stderr.write.mock_calls[0][1][0]
+
+
+    def test_stdin_rt_err(self):
+        with mock.patch("sys.stdin", mock.Mock(
+                            read=mock.Mock(return_value="${q}"))):
+            with self._capture_output_fixture("stderr") as stderr:
+                with raises(SystemExit):
+                    cmdline(["--var", "x=5", "-"])
+
+            assert "NameError: Undefined" in stderr.write.mock_calls[0][1][0]
+            assert "Traceback" in stderr.write.mock_calls[0][1][0]
+
+    def test_file_success(self):
+        with self._capture_output_fixture() as stdout:
+            cmdline(["--var", "x=5",
+                            os.path.join(template_base, "cmd_good.mako")])
+
+        eq_(stdout.write.mock_calls[0][1][0], "hello world 5")
+
+    def test_file_syntax_err(self):
+        with self._capture_output_fixture("stderr") as stderr:
+            with raises(SystemExit):
+                cmdline(["--var", "x=5",
+                            os.path.join(template_base, "cmd_syntax.mako")])
+
+        assert "SyntaxException: Expected" in stderr.write.mock_calls[0][1][0]
+        assert "Traceback" in stderr.write.mock_calls[0][1][0]
+
+    def test_file_rt_err(self):
+        with self._capture_output_fixture("stderr") as stderr:
+            with raises(SystemExit):
+                cmdline(["--var", "x=5",
+                            os.path.join(template_base, "cmd_runtime.mako")])
+
+        assert "NameError: Undefined" in stderr.write.mock_calls[0][1][0]
+        assert "Traceback" in stderr.write.mock_calls[0][1][0]
+
+
+    def test_file_notfound(self):
+        with raises(SystemExit, "error: can't find fake.lalala"):
+            cmdline(["--var", "x=5", "fake.lalala"])
+