Bug 910660 - Make the SimplePackager emit a separate base for addons. r=gps, a=sledru

Addons are detected by the presence of an install.rdf file in their base.

python/mozbuild/mozpack/packager/__init__.py

@@ -234,6 +234,8 @@ class SimplePackager(object):
         self._chrome_queue = CallDeque()
         # Queue for formatter.add() calls.
         self._file_queue = CallDeque()
+        # All paths containing addons.
+        self._addons = set()
         # All manifest paths imported.
         self._manifests = set()
         # All manifest paths included from some other manifest.
@@ -251,6 +253,8 @@ class SimplePackager(object):
             self._queue.append(self.formatter.add_interfaces, path, file)
         else:
             self._file_queue.append(self.formatter.add, path, file)
+            if mozpack.path.basename(path) == 'install.rdf':
+                self._addons.add(mozpack.path.dirname(path))
 
     def _add_manifest_file(self, path, file):
         '''
@@ -278,22 +282,33 @@ class SimplePackager(object):
                                  '"manifest" entries')
                 self._included_manifests.add(e.path)
 
-    def get_bases(self):
+    def get_bases(self, addons=True):
         '''
         Return all paths under which root manifests have been found. Root
         manifests are manifests that are included in no other manifest.
+        `addons` indicates whether to include addon bases as well.
         '''
-        return set(mozpack.path.dirname(m)
-                   for m in self._manifests - self._included_manifests)
+        all_bases = set(mozpack.path.dirname(m)
+                        for m in self._manifests - self._included_manifests)
+        if not addons:
+            all_bases -= self._addons
+        return all_bases
 
     def close(self):
         '''
         Push all instructions to the formatter.
         '''
         self._closed = True
+        broken_addons = sorted(m for m in self._included_manifests
+                               if mozpack.path.dirname(m) in self._addons)
+        if broken_addons:
+            errors.fatal(
+                'Addon base manifest (%s) is included in some other manifest' %
+                ', '.join(broken_addons)
+            )
         for base in self.get_bases():
             if base:
-                self.formatter.add_base(base)
+                self.formatter.add_base(base, base in self._addons)
         self._chrome_queue.execute()
         self._queue.execute()
         self._file_queue.execute()

python/mozbuild/mozpack/test/test_packager.py

@@ -171,6 +171,16 @@ class TestSimplePackager(unittest.TestCase):
         with errors.context('manifest', 7):
             packager.add('foo/qux.xpt', qux_xpt)
 
+        file = GeneratedFileWithPath(os.path.join(curdir, 'addon',
+                                                  'chrome.manifest'),
+                                     'resource hoge hoge/')
+        with errors.context('manifest', 8):
+            packager.add('addon/chrome.manifest', file)
+
+        install_rdf = GeneratedFile('<RDF></RDF>')
+        with errors.context('manifest', 9):
+            packager.add('addon/install.rdf', install_rdf)
+
         self.assertEqual(formatter.log, [])
 
         with errors.context('dummy', 1):
@@ -179,7 +189,8 @@ class TestSimplePackager(unittest.TestCase):
         # The formatter is expected to reorder the manifest entries so that
         # chrome entries appear before the others.
         self.assertEqual(formatter.log, [
-            (('dummy', 1), 'add_base', 'qux'),
+            (('dummy', 1), 'add_base', 'qux', False),
+            (('dummy', 1), 'add_base', 'addon', True),
             ((os.path.join(curdir, 'foo', 'bar.manifest'), 2),
              'add_manifest', ManifestContent('foo', 'bar', 'bar/')),
             ((os.path.join(curdir, 'foo', 'bar.manifest'), 1),
@@ -190,11 +201,15 @@ class TestSimplePackager(unittest.TestCase):
              'add_manifest', ManifestResource('qux', 'qux', 'qux/')),
             (('manifest', 4), 'add_interfaces', 'foo/bar.xpt', bar_xpt),
             (('manifest', 7), 'add_interfaces', 'foo/qux.xpt', qux_xpt),
+            ((os.path.join(curdir, 'addon', 'chrome.manifest'), 1),
+             'add_manifest', ManifestResource('addon', 'hoge', 'hoge/')),
             (('manifest', 5), 'add', 'foo/bar/foo.html', foo_html),
             (('manifest', 5), 'add', 'foo/bar/bar.html', bar_html),
+            (('manifest', 9), 'add', 'addon/install.rdf', install_rdf),
         ])
 
-        self.assertEqual(packager.get_bases(), set(['', 'qux']))
+        self.assertEqual(packager.get_bases(), set(['', 'addon', 'qux']))
+        self.assertEqual(packager.get_bases(addons=False), set(['', 'qux']))
 
 
 class TestSimpleManifestSink(unittest.TestCase):