minor: test for shell arguments

buildscripts/__init__.py

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+

buildscripts/test_shell.py

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+# Copyright 2009 10gen, Inc.
+#
+# This file is part of MongoDB.
+#
+# MongoDB is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# MongoDB is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with MongoDB.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Tests for the MongoDB shell.
+
+Right now these mostly just test that the shell handles command line arguments
+appropriately.
+"""
+
+import unittest
+import sys
+import subprocess
+import os
+
+"""Exit codes for MongoDB."""
+BADOPTS = 2
+BADHOST = 14
+NOCONNECT = 255
+
+"""Path to the mongo shell executable to be tested."""
+mongo_path = None
+
+class TestShell(unittest.TestCase):
+
+    def open_mongo(self, args=[]):
+        """Get a subprocess.Popen instance of the shell with the given args.
+        """
+        return subprocess.Popen([mongo_path] + args,
+                                stdin=subprocess.PIPE,
+                                stdout=subprocess.PIPE,
+                                stderr = subprocess.PIPE)
+
+    def setUp(self):
+        assert mongo_path
+
+    def test_help(self):
+        mongo_h = self.open_mongo(["-h"])
+        mongo_help = self.open_mongo(["--help"])
+
+        out = mongo_h.communicate()
+        self.assertEqual(out, mongo_help.communicate())
+        self.assert_(out[0].startswith("usage:"))
+
+        self.assertEqual(0, mongo_h.returncode)
+        self.assertEqual(0, mongo_help.returncode)
+
+    def test_nodb(self):
+        mongo = self.open_mongo([])
+        mongo_nodb = self.open_mongo(["--nodb"])
+
+        out = mongo_nodb.communicate()
+        self.assert_("MongoDB shell version" in out[0])
+        self.assert_("bye" in out[0])
+        self.assert_("couldn't connect" not in out[0])
+        self.assertEqual(0, mongo_nodb.returncode)
+
+        out = mongo.communicate()
+        self.assert_("MongoDB shell version" in out[0])
+        self.assert_("bye" not in out[0])
+        self.assert_("couldn't connect" in out[0])
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+    def test_eval(self):
+        mongo = self.open_mongo(["--nodb", "--eval", "print('hello world');"])
+        out = mongo.communicate()
+        self.assert_("hello world" in out[0])
+        self.assert_("bye" not in out[0])
+        self.assertEqual(0, mongo.returncode)
+
+        mongo = self.open_mongo(["--eval"])
+        out = mongo.communicate()
+        self.assert_("required parameter is missing" in out[0])
+        self.assertEqual(BADOPTS, mongo.returncode)
+
+    def test_shell(self):
+        mongo = self.open_mongo(["--nodb", "--shell", "--eval", "print('hello world');"])
+        out = mongo.communicate()
+        self.assert_("hello world" in out[0])
+        self.assert_("bye" in out[0]) # the shell started and immediately exited because stdin was empty
+        self.assertEqual(0, mongo.returncode)
+
+    def test_host_port(self):
+        mongo = self.open_mongo([])
+        out = mongo.communicate()
+        self.assert_("url: test" in out[0])
+        self.assert_("connecting to: test" in out[0])
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo(["--host", "localhost"])
+        out = mongo.communicate()
+        self.assert_("url: test" in out[0])
+        self.assert_("connecting to: localhost/test" in out[0])
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo(["--port", "27018"])
+        out = mongo.communicate()
+        self.assert_("url: test" in out[0])
+        self.assert_("connecting to: 127.0.0.1:27018" in out[0])
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo(["--host", "localhost", "--port", "27018"])
+        out = mongo.communicate()
+        self.assert_("url: test" in out[0])
+        self.assert_("connecting to: localhost:27018/test" in out[0])
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo(["--host"])
+        out = mongo.communicate()
+        self.assert_("required parameter is missing" in out[0])
+        self.assertEqual(BADOPTS, mongo.returncode)
+
+        mongo = self.open_mongo(["--port"])
+        out = mongo.communicate()
+        self.assert_("required parameter is missing" in out[0])
+        self.assertEqual(BADOPTS, mongo.returncode)
+
+    def test_positionals(self):
+        dirname = os.path.dirname(__file__)
+        test_js = os.path.join(dirname, "testdata/test.js")
+        test_txt = os.path.join(dirname, "testdata/test.txt")
+        test = os.path.join(dirname, "testdata/test")
+        non_exist_js = os.path.join(dirname, "testdata/nonexist.js")
+        non_exist_txt = os.path.join(dirname, "testdata/nonexist.txt")
+
+        mongo = self.open_mongo(["--nodb", test_js])
+        out = mongo.communicate()
+        self.assert_("hello world" in out[0])
+        self.assert_("bye" not in out[0])
+        self.assertEqual(0, mongo.returncode)
+
+        mongo = self.open_mongo(["--nodb", test_txt])
+        out = mongo.communicate()
+        self.assert_("foobar" in out[0])
+        self.assert_("bye" not in out[0])
+        self.assertEqual(0, mongo.returncode)
+
+        mongo = self.open_mongo([test_js, test, test_txt])
+        out = mongo.communicate()
+        self.assert_("url: test" in out[0])
+        self.assert_("connecting to: test" in out[0])
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo([test_txt, test, test_js])
+        out = mongo.communicate()
+        self.assert_("url: test" in out[0])
+        self.assert_("connecting to: test" in out[0])
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo([test, test_js, test_txt])
+        out = mongo.communicate()
+        self.assert_("url: " + test in out[0])
+        self.assert_("connecting to: " + test in out[0])
+        self.assertEqual(BADHOST, mongo.returncode)
+
+        mongo = self.open_mongo([non_exist_js, test, test_txt])
+        out = mongo.communicate()
+        self.assert_("url: test" in out[0])
+        self.assert_("connecting to: test" in out[0])
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo([non_exist_txt, test_js, test_txt])
+        out = mongo.communicate()
+        self.assert_("url: " + non_exist_txt in out[0])
+        self.assert_("connecting to: " + non_exist_txt in out[0])
+        self.assertEqual(BADHOST, mongo.returncode)
+
+    def test_multiple_files(self):
+        dirname = os.path.dirname(__file__)
+        test_js = os.path.join(dirname, "testdata/test.js")
+        test_txt = os.path.join(dirname, "testdata/test.txt")
+
+        mongo = self.open_mongo(["--nodb", test_js, test_txt])
+        out = mongo.communicate()
+        self.assert_("hello world" in out[0])
+        self.assert_("foobar" in out[0])
+        self.assert_("bye" not in out[0])
+        self.assertEqual(0, mongo.returncode)
+
+        mongo = self.open_mongo(["--shell", "--nodb", test_js, test_txt])
+        out = mongo.communicate()
+        self.assert_("hello world" in out[0])
+        self.assert_("foobar" in out[0])
+        self.assert_("bye" in out[0])
+        self.assertEqual(0, mongo.returncode)
+
+    # just testing that they don't blow up
+    def test_username_and_password(self):
+        mongo = self.open_mongo(["--username", "mike"])
+        out = mongo.communicate()
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo(["-u", "mike"])
+        out = mongo.communicate()
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo(["--password", "mike"])
+        out = mongo.communicate()
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo(["-p", "mike"])
+        out = mongo.communicate()
+        self.assertEqual(NOCONNECT, mongo.returncode)
+
+        mongo = self.open_mongo(["--username"])
+        out = mongo.communicate()
+        self.assert_("required parameter is missing" in out[0])
+        self.assertEqual(BADOPTS, mongo.returncode)
+
+        mongo = self.open_mongo(["--password"])
+        out = mongo.communicate()
+        self.assert_("required parameter is missing" in out[0])
+        self.assertEqual(BADOPTS, mongo.returncode)
+
+
+if __name__ == "__main__":
+    if len(sys.argv) != 2:
+        print "must give the path to shell executable to be tested"
+        sys.exit()
+
+    mongo_path = sys.argv[1]
+
+    suite = unittest.TestLoader().loadTestsFromTestCase(TestShell)
+    unittest.TextTestRunner(verbosity=1).run(suite)

buildscripts/testdata/test.js

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+print("hello world");

buildscripts/testdata/test.txt

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+print("foobar");