diff --git a/tests/test_search.py b/tests/test_search.py
@@ -2,7 +2,8 @@
 from pip.commands.search import (compare_versions,
                                  highest_version,
                                  transform_hits,
-                                 SearchCommand,)
+                                 SearchCommand)
+from pip.status_codes import NO_MATCHES_FOUND, SUCCESS
 from pip.backwardcompat import xmlrpclib, b
 from mock import Mock
 from tests.test_pip import run_pip, reset_env, pyversion
@@ -66,15 +67,19 @@ def test_searching_through_Search_class():
     """
     Verify if ``pip.vcs.Search`` uses tests xmlrpclib.Transport class
     """
+    original_xmlrpclib_transport = pip.download.xmlrpclib_transport
     pip.download.xmlrpclib_transport = fake_transport = Mock()
     query = 'mylittlequerythatdoesnotexists'
     dumped_xmlrpc_request = b(xmlrpclib.dumps(({'name': query, 'summary': query}, 'or'), 'search'))
     expected = [{'_pypi_ordering': 100, 'name': 'foo', 'summary': 'foo summary', 'version': '1.0'}]
     fake_transport.request.return_value = (expected,)
     pypi_searcher = SearchCommand()
     result = pypi_searcher.search(query, 'http://pypi.python.org/pypi')
-    assert expected == result, result
-    fake_transport.request.assert_called_with('pypi.python.org', '/pypi', dumped_xmlrpc_request, verbose=VERBOSE_FALSE)
+    try:
+        assert expected == result, result
+        fake_transport.request.assert_called_with('pypi.python.org', '/pypi', dumped_xmlrpc_request, verbose=VERBOSE_FALSE)
+    finally:
+        pip.download.xmlrpclib_transport = original_xmlrpclib_transport
 
 
 def test_search_missing_argument():
@@ -84,3 +89,39 @@ def test_search_missing_argument():
     env = reset_env(use_distribute=True)
     result = run_pip('search', expect_error=True)
     assert 'ERROR: Missing required argument (search query).' in result.stdout
+
+def test_run_method_should_return_sucess_when_find_packages():
+    """
+    Test SearchCommand.run for found package
+    """
+    options_mock = Mock()
+    options_mock.index = 'http://pypi.python.org/pypi'
+    search_cmd = SearchCommand()
+    status = search_cmd.run(options_mock, ('pip',))
+    assert status == SUCCESS
+
+def test_run_method_should_return_no_matches_found_when_does_not_find_packages():
+    """
+    Test SearchCommand.run for no matches
+    """
+    options_mock = Mock()
+    options_mock.index = 'http://pypi.python.org/pypi'
+    search_cmd = SearchCommand()
+    status = search_cmd.run(options_mock, ('non-existant-package',))
+    assert status == NO_MATCHES_FOUND, status
+
+def test_search_should_exit_status_code_zero_when_find_packages():
+    """
+    Test search exit status code for package found
+    """
+    env = reset_env(use_distribute=True)
+    result = run_pip('search', 'pip')
+    assert result.returncode == SUCCESS
+
+def test_search_exit_status_code_when_finds_no_package():
+    """
+    Test search exit status code for no matches
+    """
+    env = reset_env(use_distribute=True)
+    result = run_pip('search', 'non-existant-package', expect_error=True)
+    assert result.returncode == NO_MATCHES_FOUND