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# Copyright (C) 2012 Codethink Limited
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import json
import os
import StringIO
import unittest
import morphlib
class FakeBuildSystem(object):
def __init__(self):
self.build_commands = ['buildsys-it']
class FakeStagingArea(object):
def __init__(self, runcmd):
self.runcmd = runcmd
class FakeSource(object):
def __init__(self):
self.morphology = {
'name': 'a',
'kind': 'b',
'description': 'c',
}
self.repo = morphlib.cachedrepo.CachedRepo('repo', 'url', 'path')
self.original_ref = 'e'
self.sha1 = 'f'
self.filename = 'g'
class FakeArtifact(object):
def __init__(self, name):
self.name = name
self.source = FakeSource()
self.cache_key = 'blahblah'
self.cache_id = {}
class FakeBuildEnv(object):
def __init__(self):
self.arch = 'le-arch'
self.env = {
'PATH': '/le-bin:/le-bon:/le-bin-bon',
}
class BuilderBaseTests(unittest.TestCase):
def fake_runcmd(self, argv, *args, **kwargs):
self.commands_run.append(argv)
def fake_open(self, filename, mode):
self.open_filename = filename
self.open_handle = StringIO.StringIO()
self.open_handle.close = lambda: None
return self.open_handle
def setUp(self):
self.commands_run = []
self.staging_area = FakeStagingArea(self.fake_runcmd)
self.artifact_cache = None # Not used by tests
self.artifact = FakeArtifact('le-artifact')
self.repo_cache = None
self.build_env = FakeBuildEnv()
self.max_jobs = 1
self.builder = morphlib.builder2.BuilderBase(self.staging_area,
self.artifact_cache,
self.artifact,
self.repo_cache,
self.build_env,
self.max_jobs)
def test_returns_an_artifact(self):
artifact = self.builder.new_artifact('le-artifact')
self.assertEqual(type(artifact), morphlib.artifact.Artifact)
def test_runs_desired_command(self):
self.builder.runcmd(['foo', 'bar'])
self.assertEqual(self.commands_run, [['foo', 'bar']])
def test_creates_metadata_with_required_fields(self):
artifact_name = 'le-artifact'
source = self.artifact.source
morphology = source.morphology
meta = self.builder.create_metadata(artifact_name)
self.assertEqual(meta['artifact-name'], artifact_name)
self.assertEqual(meta['source-name'], morphology['name'])
self.assertEqual(meta['kind'], morphology['kind'])
self.assertEqual(meta['description'], morphology['description'])
self.assertEqual(meta['repo'], source.repo.url)
self.assertEqual(meta['original_ref'], source.original_ref)
self.assertEqual(meta['sha1'], source.sha1)
self.assertEqual(meta['morphology'], source.filename)
def test_writes_metadata(self):
artifact_name = 'le-artifact'
orig_meta = self.builder.create_metadata(artifact_name)
instdir = '/inst/dir'
self.builder._open = self.fake_open
self.builder.write_metadata(instdir, artifact_name)
self.assertTrue(self.open_filename.startswith(
os.path.join(instdir, 'baserock',
artifact_name + '.')))
self.assertTrue(self.open_filename.endswith('.meta'))
meta = json.loads(self.open_handle.getvalue())
self.assertEqual(meta, orig_meta)
class ChunkBuilderTests(unittest.TestCase):
def setUp(self):
self.build = morphlib.builder2.ChunkBuilder(None, None, None, None,
None, 1)
def test_uses_morphology_commands_when_given(self):
m = { 'build-commands': ['build-it'] }
bs = FakeBuildSystem()
cmds = self.build.get_commands('build-commands', m, bs)
self.assertEqual(cmds, ['build-it'])
def test_uses_build_system_commands_when_morphology_doesnt(self):
m = { 'build-commands': None }
bs = FakeBuildSystem()
cmds = self.build.get_commands('build-commands', m, bs)
self.assertEqual(cmds, ['buildsys-it'])
def test_uses_morphology_commands_when_morphology_has_empty_list(self):
m = { 'build-commands': [] }
bs = FakeBuildSystem()
cmds = self.build.get_commands('build-commands', m, bs)
self.assertEqual(cmds, [])
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