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# test_git.py
# Copyright (C) 2008, 2009 Michael Trier (mtrier@gmail.com) and contributors
#
# This module is part of GitPython and is released under
# the BSD License: http://www.opensource.org/licenses/bsd-license.php
import os, sys
from git.test.lib import (
TestBase,
patch,
raises,
assert_equal,
assert_true,
assert_match,
fixture_path
)
from git import Git, GitCommandError
class TestGit(TestBase):
@classmethod
def setUp(cls):
super(TestGit, cls).setUp()
cls.git = Git(cls.rorepo.working_dir)
@patch.object(Git, 'execute')
def test_call_process_calls_execute(self, git):
git.return_value = ''
self.git.version()
assert_true(git.called)
assert_equal(git.call_args, ((['git', 'version'],), {}))
@raises(GitCommandError)
def test_it_raises_errors(self):
self.git.this_does_not_exist()
def test_it_transforms_kwargs_into_git_command_arguments(self):
assert_equal(["-s"], self.git.transform_kwargs(**{'s': True}))
assert_equal(["-s5"], self.git.transform_kwargs(**{'s': 5}))
assert_equal(["--max-count"], self.git.transform_kwargs(**{'max_count': True}))
assert_equal(["--max-count=5"], self.git.transform_kwargs(**{'max_count': 5}))
assert_equal(["-s", "-t"], self.git.transform_kwargs(**{'s': True, 't': True}))
def test_it_executes_git_to_shell_and_returns_result(self):
assert_match('^git version [\d\.]{2}.*$', self.git.execute(["git","version"]))
def test_it_accepts_stdin(self):
filename = fixture_path("cat_file_blob")
fh = open(filename, 'r')
assert_equal("70c379b63ffa0795fdbfbc128e5a2818397b7ef8",
self.git.hash_object(istream=fh, stdin=True))
fh.close()
@patch.object(Git, 'execute')
def test_it_ignores_false_kwargs(self, git):
# this_should_not_be_ignored=False implies it *should* be ignored
output = self.git.version(pass_this_kwarg=False)
assert_true("pass_this_kwarg" not in git.call_args[1])
def test_persistent_cat_file_command(self):
# read header only
import subprocess as sp
hexsha = "b2339455342180c7cc1e9bba3e9f181f7baa5167"
g = self.git.cat_file(batch_check=True, istream=sp.PIPE,as_process=True)
g.stdin.write("b2339455342180c7cc1e9bba3e9f181f7baa5167\n")
g.stdin.flush()
obj_info = g.stdout.readline()
# read header + data
g = self.git.cat_file(batch=True, istream=sp.PIPE,as_process=True)
g.stdin.write("b2339455342180c7cc1e9bba3e9f181f7baa5167\n")
g.stdin.flush()
obj_info_two = g.stdout.readline()
assert obj_info == obj_info_two
# read data - have to read it in one large chunk
size = int(obj_info.split()[2])
data = g.stdout.read(size)
terminating_newline = g.stdout.read(1)
# now we should be able to read a new object
g.stdin.write("b2339455342180c7cc1e9bba3e9f181f7baa5167\n")
g.stdin.flush()
assert g.stdout.readline() == obj_info
# same can be achived using the respective command functions
hexsha, typename, size = self.git.get_object_header(hexsha)
hexsha, typename_two, size_two, data = self.git.get_object_data(hexsha)
assert typename == typename_two and size == size_two
def test_version(self):
v = self.git.version_info
assert isinstance(v, tuple)
for n in v:
assert isinstance(n, int)
#END verify number types
def test_cmd_override(self):
prev_cmd = self.git.GIT_PYTHON_GIT_EXECUTABLE
try:
# set it to something that doens't exist, assure it raises
type(self.git).GIT_PYTHON_GIT_EXECUTABLE = os.path.join("some", "path", "which", "doesn't", "exist", "gitbinary")
self.failUnlessRaises(OSError, self.git.version)
finally:
type(self.git).GIT_PYTHON_GIT_EXECUTABLE = prev_cmd
#END undo adjustment
def test_output_strip(self):
import subprocess as sp
hexsha = "b2339455342180c7cc1e9bba3e9f181f7baa5167"
# Verify that a trailing newline is stripped from the output of a git
# command.
content = self.git.cat_file('blob', hexsha)
g = self.git.hash_object(istream=sp.PIPE, as_process=True, stdin=True)
g.stdin.write(content)
g.stdin.close()
newsha = g.stdout.readline().strip()
self.assertNotEquals(newsha, hexsha)
# Verify that output of a git command which ends with an empty
# line is not modified when the output_strip flag is cleared.
content = self.git.cat_file('blob', hexsha, output_strip=False)
g = self.git.hash_object(istream=sp.PIPE, as_process=True, stdin=True)
g.stdin.write(content)
g.stdin.close()
newsha = g.stdout.readline().strip()
self.assertEquals(newsha, hexsha)
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