test: add a test for the ostree.commit assembler

Create a ostree commit and check that it successfully was created
by inspecting the resulting `compose.json`.

test/data/manifests/mpp-fedora-ostree-commit.json

@@ -0,0 +1,104 @@
+{
+  "pipeline": {
+    "build": {
+      "mpp-import-pipeline": {
+        "path": "f32-build.json"
+      },
+      "runner": "org.osbuild.fedora32"
+    },
+    "stages": [
+      {
+        "name": "org.osbuild.rpm",
+        "options": {
+          "gpgkeys": [
+            "-----BEGIN PGP PUBLIC KEY BLOCK-----\n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\n=QWRO\n-----END PGP PUBLIC KEY BLOCK-----\n"
+          ],
+          "mpp-depsolve": {
+            "architecture": "x86_64",
+            "module-platform-id": "f32",
+            "baseurl": "http://mirrors.kernel.org/fedora/releases/32/Everything/x86_64/os",
+            "repos": [
+              {
+                "id": "default",
+                "metalink": "https://mirrors.fedoraproject.org/metalink?repo=fedora-32&arch=$basearch"
+              }
+            ],
+            "packages": [
+              "@cloud-server-environment",
+              "chrony",
+              "dracut-config-generic",
+              "grub2-pc",
+              "kernel-core",
+              "langpacks-en",
+              "nss-altfiles",
+              "ostree",
+              "polkit",
+              "rpm-ostree",
+              "selinux-policy-targeted",
+              "systemd-udev"
+            ],
+            "excludes": [
+              "dracut-config-rescue"
+            ]
+          }
+        }
+      },
+      {
+        "name": "org.osbuild.locale",
+        "options": {
+          "language": "en_US"
+        }
+      },
+      {
+        "name": "org.osbuild.fstab",
+        "options": {
+          "filesystems": [
+            {
+              "label": "boot",
+              "vfs_type": "ext4",
+              "path": "/boot",
+              "freq": 1,
+              "passno": 1
+            },
+            {
+              "label": "root",
+              "vfs_type": "ext4",
+              "path": "/",
+              "freq": 1,
+              "passno": 1
+            },
+            {
+              "label": "EFI-SYSTEM",
+              "vfs_type": "vfat",
+              "path": "/boot/efi",
+              "options": "umask=0077,shortname=winnt",
+              "freq": 0,
+              "passno": 2
+            }
+          ]
+        }
+      },
+      {
+        "name": "org.osbuild.selinux",
+        "options": {
+          "file_contexts": "etc/selinux/targeted/contexts/files/file_contexts"
+        }
+      },
+      {
+        "name": "org.osbuild.rpm-ostree",
+        "options": {
+          "etc_group_members": [
+            "wheel",
+            "docker"
+          ]
+        }
+      }
+    ],
+    "assembler": {
+      "name": "org.osbuild.ostree.commit",
+      "options": {
+        "ref": "fedora/x86_64/osbuild"
+      }
+    }
+  }
+}

test/run/test_assemblers.py

@@ -99,6 +99,23 @@ class TestAssemblers(test.TestBase):
             self.assertImageFile(image, "raw", options["size"])
             self.assertFilesystem(image, options["root_fs_uuid"], "ext4", tree)
 
+    @unittest.skipUnless(test.TestBase.have_tree_diff(), "tree-diff missing")
+    def test_ostree(self):
+        with self.osbuild as osb:
+            with open(os.path.join(self.locate_test_data(),
+                                   "manifests/fedora-ostree-commit.json")) as f:
+                manifest = json.load(f)
+
+            data = json.dumps(manifest)
+            osb.compile(data)
+            with osb.map_output("compose.json") as filename:
+                with open(filename) as f:
+                    compose = json.load(f)
+            commit_id = compose["ostree-commit"]
+            ref = compose["ref"]
+            assert commit_id
+            assert ref
+
     @unittest.skipUnless(test.TestBase.have_tree_diff(), "tree-diff missing")
     def test_qemu(self):
         loctl = loop.LoopControl()