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# Copyright 2015 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Tests for the blueprint library."""
from __future__ import print_function
from chromite.lib import blueprint_lib
from chromite.lib import brick_lib
from chromite.lib import cros_test_lib
from chromite.lib import osutils
from chromite.lib import workspace_lib
class BlueprintLibTest(cros_test_lib.WorkspaceTestCase):
"""Unittest for blueprint_lib.py"""
def setUp(self):
self.CreateWorkspace()
def testBlueprint(self):
"""Tests getting the basic blueprint getters."""
bricks = ['//foo', '//bar', '//baz']
for brick in bricks:
self.CreateBrick(brick)
self.CreateBrick('//bsp')
blueprint = self.CreateBlueprint(bricks=bricks, bsp='//bsp')
self.assertEqual(blueprint.GetBricks(), bricks)
self.assertEqual(blueprint.GetBSP(), '//bsp')
def testBlueprintNoBricks(self):
"""Tests that blueprints without bricks return reasonable defaults."""
self.CreateBrick('//bsp2')
blueprint = self.CreateBlueprint(bsp='//bsp2')
self.assertEqual(blueprint.GetBricks(), [])
self.assertEqual(blueprint.GetBSP(), '//bsp2')
def testEmptyBlueprintFile(self):
"""Tests that empty blueprints create the basic file structure."""
blueprint = self.CreateBlueprint()
file_contents = workspace_lib.ReadConfigFile(blueprint.path)
self.assertIn(blueprint_lib.BRICKS_FIELD, file_contents)
self.assertIn(blueprint_lib.BSP_FIELD, file_contents)
def testGetUsedBricks(self):
"""Tests that we can list all the bricks used."""
brick_lib.Brick('//a', initial_config={'name':'a'})
brick_b = brick_lib.Brick('//b', initial_config={'name':'b'})
brick_c = brick_lib.Brick('//c',
initial_config={'name':'c',
'dependencies': ['//b']})
blueprint = self.CreateBlueprint(name='foo.json',
bsp='//a', bricks=[brick_c.brick_locator])
self.assertEqual(3, len(blueprint.GetUsedBricks()))
# We sort out duplicates: c depends on b and b is explicitly listed in
# bricks too.
blueprint = self.CreateBlueprint(name='bar.json',
bsp='//a', bricks=[brick_c.brick_locator,
brick_b.brick_locator])
self.assertEqual(3, len(blueprint.GetUsedBricks()))
def testGetPackages(self):
"""Tests that we can get the needed packages for a given blueprint."""
self.CreateBrick('foo', main_package='app-misc/foopkg')
self.CreateBrick('bar', main_package='app-misc/barpkg')
self.CreateBrick('foobar', main_package='app-misc/foobarpkg',
dependencies=['//foo', '//bar'])
self.CreateBrick('hello', main_package='app-misc/hello')
self.CreateBrick('mybsp', main_package='app-misc/bspbonjour')
blueprint = self.CreateBlueprint(name='//myblueprint',
bricks=['//hello', '//foobar'],
bsp='//mybsp')
packages = blueprint.GetPackages(with_implicit=False)
self.assertEqual(
set(('app-misc/foobarpkg', 'app-misc/hello', 'app-misc/bspbonjour')),
set(packages))
packages = blueprint.GetPackages(with_implicit=True)
self.assertTrue('virtual/target-os' in packages)
self.assertTrue('virtual/target-os-dev' in packages)
self.assertTrue('virtual/target-os-test' in packages)
def testBlueprintAlreadyExists(self):
"""Tests creating a blueprint where one already exists."""
self.CreateBrick('//foo')
self.CreateBrick('//bar')
self.CreateBlueprint(name='//my_blueprint', bricks=['//foo'])
with self.assertRaises(blueprint_lib.BlueprintCreationError):
self.CreateBlueprint(name='//my_blueprint', bricks=['//bar'])
# Make sure the original blueprint is untouched.
self.assertEqual(['//foo'],
blueprint_lib.Blueprint('//my_blueprint').GetBricks())
def testBlueprintBrickNotFound(self):
"""Tests creating a blueprint with a non-existent brick fails."""
with self.assertRaises(blueprint_lib.BlueprintCreationError):
self.CreateBlueprint(name='//my_blueprint', bricks=['//none'])
def testBlueprintBSPNotFound(self):
"""Tests creating a blueprint with a non-existent BSP fails."""
with self.assertRaises(blueprint_lib.BlueprintCreationError):
self.CreateBlueprint(name='//my_blueprint', bsp='//none')
def testBlueprintNotFound(self):
"""Tests loading a non-existent blueprint file."""
with self.assertRaises(blueprint_lib.BlueprintNotFoundError):
blueprint_lib.Blueprint('//not/a/blueprint')
def testInvalidBlueprint(self):
"""Tests loading an invalid blueprint file."""
path = workspace_lib.LocatorToPath('//invalid_file')
osutils.WriteFile(path, 'invalid contents')
with self.assertRaises(workspace_lib.ConfigFileError):
blueprint_lib.Blueprint(path)
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