2017-07-29 23:05:26 +00:00
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"""
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Custom test collector for our integration tests.
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Each directory that has a script named 'verify' is considered
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a test. jupyter-repo2docker is run on that directory,
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and then ./verify is run inside the built container. It should
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return a non-zero exit code for the test to be considered a
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success.
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"""
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2018-02-09 14:50:33 +00:00
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import os
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2018-02-09 14:59:13 +00:00
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import pipes
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2018-02-09 14:50:33 +00:00
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import shlex
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2018-07-03 08:55:31 +00:00
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import requests
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2018-12-17 08:18:30 +00:00
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import subprocess
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2018-07-03 08:55:31 +00:00
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import time
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2018-02-09 14:50:33 +00:00
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2018-12-17 08:18:30 +00:00
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from tempfile import TemporaryDirectory
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2017-07-29 23:05:26 +00:00
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import pytest
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2017-07-30 07:35:41 +00:00
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import yaml
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2018-02-09 14:50:33 +00:00
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from repo2docker.app import Repo2Docker
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2018-12-11 17:11:01 +00:00
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from repo2docker.__main__ import make_r2d
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2017-07-29 23:05:26 +00:00
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2017-11-13 07:26:58 +00:00
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2017-07-29 23:05:26 +00:00
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def pytest_collect_file(parent, path):
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if path.basename == 'verify':
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2017-07-30 07:35:41 +00:00
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return LocalRepo(path, parent)
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elif path.basename.endswith('.repos.yaml'):
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return RemoteRepoList(path, parent)
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2017-07-29 23:05:26 +00:00
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2017-11-13 07:26:58 +00:00
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2018-02-09 14:50:33 +00:00
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def make_test_func(args):
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"""Generate a test function that runs repo2docker"""
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def test():
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2018-12-11 17:11:01 +00:00
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app = make_r2d(args)
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app.initialize()
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2018-07-03 08:55:31 +00:00
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if app.run_cmd:
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# verify test, run it
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app.start()
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return
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# no run_cmd given, starting notebook server
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app.run = False
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app.start() # This just build the image and does not run it.
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container = app.start_container()
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port = app.port
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# wait a bit for the container to be ready
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container_url = 'http://localhost:%s/api' % port
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# give the container a chance to start
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time.sleep(1)
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try:
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# try a few times to connect
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success = False
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for i in range(1, 4):
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container.reload()
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assert container.status == 'running'
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try:
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info = requests.get(container_url).json()
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except Exception as e:
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print("Error: %s" % e)
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time.sleep(i * 3)
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else:
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print(info)
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success = True
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break
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assert success, "Notebook never started in %s" % container
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finally:
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# stop the container
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container.stop()
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app.wait_for_container(container)
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2018-02-09 14:50:33 +00:00
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return test
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2018-09-26 22:33:52 +00:00
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# Provide a fixture for testing in .py files
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@pytest.fixture()
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def run_repo2docker():
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def run_test(args):
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return make_test_func(args)()
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return run_test
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2018-12-17 08:18:30 +00:00
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@pytest.fixture()
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def git_repo():
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"""
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Make a dummy git repo in which user can perform git operations
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Should be used as a contextmanager, it will delete directory when done
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"""
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with TemporaryDirectory() as gitdir:
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subprocess.check_call(['git', 'init'], cwd=gitdir)
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yield gitdir
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@pytest.fixture()
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def repo_with_content(git_repo):
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"""Create a git repository with content"""
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with open(os.path.join(git_repo, 'test'), 'w') as f:
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f.write("Hello")
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subprocess.check_call(['git', 'add', 'test'], cwd=git_repo)
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subprocess.check_call(['git', 'commit', '-m', 'Test commit'],
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cwd=git_repo)
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# get the commit's SHA1
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sha1 = subprocess.Popen(['git', 'rev-parse', 'HEAD'],
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stdout=subprocess.PIPE, cwd=git_repo)
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sha1 = sha1.stdout.read().decode().strip()
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yield git_repo, sha1
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2018-02-09 14:50:33 +00:00
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class Repo2DockerTest(pytest.Function):
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"""A pytest.Item for running repo2docker"""
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def __init__(self, name, parent, args):
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2018-02-09 14:59:13 +00:00
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self.args = args
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self.save_cwd = os.getcwd()
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2018-02-09 14:50:33 +00:00
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f = parent.obj = make_test_func(args)
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super().__init__(name, parent, callobj=f)
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2017-07-29 23:05:26 +00:00
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2018-02-09 14:50:33 +00:00
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def reportinfo(self):
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return self.parent.fspath, None, ""
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2017-11-13 07:26:58 +00:00
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2018-02-09 14:59:13 +00:00
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def repr_failure(self, excinfo):
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err = excinfo.value
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if isinstance(err, SystemExit):
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cmd = "jupyter-repo2docker %s" % ' '.join(map(pipes.quote, self.args))
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return "%s | exited with status=%s" % (cmd, err.code)
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else:
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return super().repr_failure(excinfo)
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2018-02-09 14:50:33 +00:00
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def teardown(self):
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super().teardown()
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os.chdir(self.save_cwd)
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2017-07-29 23:05:26 +00:00
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2018-02-09 14:50:33 +00:00
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class LocalRepo(pytest.File):
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def collect(self):
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2018-12-18 00:12:19 +00:00
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args = [
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'--appendix', 'RUN echo "appendix" > /tmp/appendix',
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]
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# If there's an extra-args.yaml file in a test dir, assume it contains
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# a yaml list with extra arguments to be passed to repo2docker
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extra_args_path = os.path.join(self.fspath.dirname, 'extra-args.yaml')
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if os.path.exists(extra_args_path):
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with open(extra_args_path) as f:
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extra_args = yaml.safe_load(f)
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args += extra_args
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args.append(self.fspath.dirname)
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2018-02-09 14:50:33 +00:00
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yield Repo2DockerTest(
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2018-09-15 06:12:09 +00:00
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'build', self,
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2018-12-18 00:12:19 +00:00
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args=args
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2018-02-09 14:50:33 +00:00
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)
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2018-07-03 08:55:31 +00:00
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yield Repo2DockerTest(
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self.fspath.basename, self,
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2018-12-18 00:12:19 +00:00
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args=args + ['./verify']
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2018-07-03 08:55:31 +00:00
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)
|
2017-07-30 07:35:41 +00:00
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class RemoteRepoList(pytest.File):
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def collect(self):
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with self.fspath.open() as f:
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repos = yaml.safe_load(f)
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for repo in repos:
|
2018-02-09 14:50:33 +00:00
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yield Repo2DockerTest(
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repo['name'], self,
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args=[
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'--ref', repo['ref'],
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repo['url'],
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'--',
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] + shlex.split(repo['verify']),
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)
|