Add tests for packages

tests/packages_all.yaml

@@ -0,0 +1,22 @@
+---
+remote: '/var/empty'
+key: 0x00000000
+
+images:
+  rootfs-minimal:
+    target: ve/docker
+    kinds:
+    - tar.xz
+    packages:
+    - gosu
+
+branches:
+  Sisyphus:
+    arches:
+      x86_64:
+
+packages:
+  vim-console:
+    images:
+    - rootfs-minimal
+...

tests/packages_external.yaml

@@ -0,0 +1,23 @@
+---
+remote: '/var/empty'
+key: 0x00000000
+
+images:
+  rootfs-minimal:
+    target: ve/docker
+    kinds:
+    - tar.xz
+
+branches:
+  Sisyphus:
+    arches:
+      x86_64:
+
+packages:
+  vim-console:
+    images:
+    - rootfs-minimal
+  gosu:
+    images:
+    - rootfs-minimal
+...

tests/packages_image.yaml

@@ -0,0 +1,18 @@
+---
+remote: '/var/empty'
+key: 0x00000000
+
+images:
+  rootfs-minimal:
+    target: ve/docker
+    kinds:
+    - tar.xz
+    packages:
+    - gosu
+    - vim-console
+
+branches:
+  Sisyphus:
+    arches:
+      x86_64:
+...

tests/test_packages.py

@@ -0,0 +1,63 @@
+from unittest import TestCase
+from unittest import mock
+
+import shutil
+import tempfile
+
+from cloud_build import CB
+from tests.call import Call
+
+
+class TestPackages(TestCase):
+    def setUp(self):
+        self.data_dir = tempfile.mkdtemp(prefix='cloud_build')
+        self.conf_mk = 'mkimage-profiles/conf.d/cloud-build.mk'
+        self.package_lines = [
+            '\t@$(call add,BASE_PACKAGES,vim-console)',
+            '\t@$(call add,BASE_PACKAGES,gosu)'
+        ]
+
+    def tearDown(self):
+        shutil.rmtree(self.data_dir)
+
+    def test_packages_all(self):
+        with mock.patch('subprocess.call', Call()):
+            cb = CB(
+                data_dir=self.data_dir,
+                config='tests/packages_all.yaml'
+            )
+            cb.ensure_mkimage_profiles()
+
+            conf = cb.work_dir / self.conf_mk
+            lines = conf.read_text().splitlines()
+
+            for package_line in self.package_lines:
+                self.assertIn(package_line, lines)
+
+    def test_packages_external(self):
+        with mock.patch('subprocess.call', Call()):
+            cb = CB(
+                data_dir=self.data_dir,
+                config='tests/packages_external.yaml'
+            )
+            cb.ensure_mkimage_profiles()
+
+            conf = cb.work_dir / self.conf_mk
+            lines = conf.read_text().splitlines()
+
+            for package_line in self.package_lines:
+                self.assertIn(package_line, lines)
+
+    def test_packages_images(self):
+        with mock.patch('subprocess.call', Call()):
+            cb = CB(
+                data_dir=self.data_dir,
+                config='tests/packages_image.yaml'
+            )
+            cb.ensure_mkimage_profiles()
+
+            conf = cb.work_dir / self.conf_mk
+            lines = conf.read_text().splitlines()
+
+            for package_line in self.package_lines:
+                self.assertIn(package_line, lines)