sig_cloud/diskimage-builder
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Merge "Iterate over provided elements first"

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This commit is contained in:
Jenkins 2014-04-08 13:13:49 +00:00 committed by Gerrit Code Review
commit c8950dc13d
2 changed files with 22 additions and 4 deletions
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7
diskimage_builder/element_dependencies.py
View File

@ -14,6 +14,7 @@
# under the License.
import argparse
import collections
import os
import sys
@ -84,11 +85,13 @@ def expand_dependencies(user_elements, elements_dir=None):
including any transitive dependencies.
"""
final_elements = set(user_elements)
check_queue = list(user_elements)
check_queue = collections.deque(user_elements)
provided = set()
while check_queue:
element = check_queue.pop()
# bug #1303911 - run through the provided elements first to avoid
# adding unwanted dependencies and looking for virtual elements
element = check_queue.popleft()
if element in provided:
continue
deps = dependencies(element, elements_dir)

19
diskimage_builder/tests/test_elementdeps.py
View File

@ -51,9 +51,17 @@ class TestElementDeps(testtools.TestCase):
[],
['virtual'])
_populate_element(self.element_dir, 'requires_virtual', ['virtual'])
_populate_element(self.element_dir, 'virtual', [])
_populate_element(self.element_dir, 'virtual', ['extra_dependency'])
_populate_element(self.element_dir, 'extra_dependency', [])
_populate_element(self.element_dir, 'circular1', ['circular2'])
_populate_element(self.element_dir, 'circular2', ['circular1'])
_populate_element(self.element_dir,
'provides_new_virtual',
[],
['new_virtual'])
_populate_element(self.element_dir,
'requires_new_virtual',
['new_virtual'])
def test_non_transitive_deps(self):
result = element_dependencies.expand_dependencies(
@ -90,7 +98,7 @@ class TestElementDeps(testtools.TestCase):
def test_provide(self):
result = element_dependencies.expand_dependencies(
['requires_virtual', 'provides_virtual'],
['provides_virtual', 'requires_virtual'],
elements_dir=self.element_dir)
self.assertEqual(set(['requires_virtual', 'provides_virtual']), result)
@ -100,6 +108,13 @@ class TestElementDeps(testtools.TestCase):
['virtual', 'provides_virtual'],
self.element_dir)
def test_provide_virtual_ordering(self):
result = element_dependencies.expand_dependencies(
['requires_new_virtual', 'provides_new_virtual'],
elements_dir=self.element_dir)
self.assertEqual(set(['requires_new_virtual', 'provides_new_virtual']),
result)
class TestElements(testtools.TestCase):
def test_depends_on_env(self):