update tests for new aliasing

tests/test_aliases.py

@@ -2,10 +2,13 @@
 """Testing built_ins.Aliases"""
 from __future__ import unicode_literals, print_function
 
+import os
 import nose
 from nose.tools import assert_equal
 
+import xonsh.built_ins as built_ins
 from xonsh.built_ins import Aliases
+from xonsh.environ import Env
 
 
 def cd(args, stdin=None):
@@ -37,6 +40,7 @@ def test_eval_recursive():
     assert_equal(ALIASES.get('color_ls'), ['ls', '-  -', '--color=true'])
 
 def test_eval_recursive_callable_partial():
+    built_ins.ENV = Env(HOME=os.path.expanduser('~'))
     assert_equal(ALIASES.get('indirect_cd')(['arg2', 'arg3']),
                  ['..', 'arg2', 'arg3'])
 

tests/test_builtins.py

@@ -24,6 +24,7 @@ def test_repath_backslash():
     if ON_WINDOWS:
         raise SkipTest
     home = os.path.expanduser('~')
+    built_ins.ENV = Env(HOME=home)
     exp = os.listdir(home)
     exp = {p for p in exp if re.match(r'\w\w.*', p)}
     exp = {os.path.join(home, p) for p in exp}
@@ -32,12 +33,14 @@ def test_repath_backslash():
 
 def test_repath_home_itself():
     exp = os.path.expanduser('~')
+    built_ins.ENV = Env(HOME=exp)
     obs = regexpath('~')
     assert_equal(1, len(obs))
     assert_equal(exp, obs[0])
 
 def test_repath_home_contents():
     home = os.path.expanduser('~')
+    built_ins.ENV = Env(HOME=home)
     exp = os.listdir(home)
     exp = {os.path.join(home, p) for p in exp}
     obs = set(regexpath('~/.*'))

tests/test_replay.py

@@ -14,7 +14,7 @@ from xonsh.replay import Replayer
 
 from tools import ON_MAC, skip_if
 
-SHELL = Shell()
+SHELL = Shell({'PATH': []})
 HISTDIR = os.path.join(os.path.dirname(__file__), 'histories')
 
 def run_replay(re_file):