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"""Easy install Tests
"""
import sys
import os, shutil, tempfile, unittest
from setuptools.command.easy_install import easy_install, get_script_args
from setuptools.dist import Distribution

class FakeDist(object):
    def get_entry_map(self, group):
        if group != 'console_scripts':
            return {}
        return {'name': 'ep'}

    def as_requirement(self):
        return 'spec'

WANTED = """\
#!%s
# EASY-INSTALL-ENTRY-SCRIPT: 'spec','console_scripts','name'
__requires__ = 'spec'
import sys
from pkg_resources import load_entry_point

if __name__ == '__main__':
    sys.exit(
        load_entry_point('spec', 'console_scripts', 'name')()
    )
""" % sys.executable

class TestEasyInstallTest(unittest.TestCase):

    def test_install_site_py(self):
        dist = Distribution()
        cmd = easy_install(dist)
        cmd.sitepy_installed = False
        cmd.install_dir = tempfile.mkdtemp()
        try:
            cmd.install_site_py()
            sitepy = os.path.join(cmd.install_dir, 'site.py')
            self.assert_(os.path.exists(sitepy))
        finally:
            shutil.rmtree(cmd.install_dir)

    def test_get_script_args(self):
        dist = FakeDist()

        old_platform = sys.platform
        try:
            name, script = get_script_args(dist).next()
        finally:
            sys.platform = old_platform

        self.assertEquals(script, WANTED)