Add a support for unknown brew commands - #83

tests/rules/test_brew_unknown_command.py

@@ -0,0 +1,28 @@
+import pytest
+from thefuck.types import Command
+from thefuck.rules.brew_unknown_command import match, get_new_command
+from thefuck.rules.brew_unknown_command import brew_commands
+
+
+@pytest.fixture
+def brew_unknown_cmd():
+    return '''Error: Unknown command: inst'''
+
+
+@pytest.fixture
+def brew_unknown_cmd_instaa():
+    return '''Error: Unknown command: instaa'''
+
+
+def test_match(brew_unknown_cmd):
+    assert match(Command('brew inst', '', brew_unknown_cmd), None)
+    for command in brew_commands:
+        assert not match(Command('brew ' + command, '', ''), None)
+
+
+def test_get_new_command(brew_unknown_cmd, brew_unknown_cmd_instaa):
+    assert get_new_command(Command('brew inst', '', brew_unknown_cmd), None)\
+        == 'brew list'
+
+    assert get_new_command(Command('brew instaa', '', brew_unknown_cmd_instaa),
+                           None) == 'brew install'