From 6ae9e1aeffa1eaa013d2cc375b54ce79e37208d1 Mon Sep 17 00:00:00 2001
From: Martin Filip <mfilip@redhat.com>
Date: May 13 2020 12:52:46 +0000
Subject: Add test_highest_version_selection.py, example.test.env.yaml and expand utils.py


---

diff --git a/tests/integration/conftest.py b/tests/integration/conftest.py
index 0ed44cc..aa4295a 100644
--- a/tests/integration/conftest.py
+++ b/tests/integration/conftest.py
@@ -100,3 +100,14 @@ def clone_and_start_build(repo, pkg_util):
             pkg_util.cancel(build)
         except sh.ErrorReturnCode:
             pass  # we don't need to bother with clean-up errors
+
+
+@pytest.fixture(scope="function")
+def require_koji_resolver(repo, scenario, test_env, mbs):
+    """Check that koji resolver is present."""
+    stream = repo.modulemd['data']['dependencies'][0]['buildrequires']['platform']
+    platform_build = mbs.get_module_builds(name="platform", stream=stream)[0]
+    resolver = platform_build.get_modulemd()['data']['xmd']['mbs']\
+        .get('koji_tag_with_modules')
+    if not resolver:
+        pytest.skip('koji resolver is not configured.')
diff --git a/tests/integration/example.test.env.yaml b/tests/integration/example.test.env.yaml
index 38714e1..d2576fb 100644
--- a/tests/integration/example.test.env.yaml
+++ b/tests/integration/example.test.env.yaml
@@ -101,3 +101,12 @@ testdata:
   rest_module_build:
     module: testmodule
     branch: test-rest-module-build
+  highest_version_selection:
+    # testmodule2 buildrequires and requires stream from testmodule
+    # with multiple versions all properly tagged.
+    # These are expected to be built already.
+    build_id: 2077
+    module: testmodule2
+    branch: test-highest-version-selection
+    stream_module: testmodule
+    test_stream: test-stream-highest-version
diff --git a/tests/integration/test_highest_version_selection.py b/tests/integration/test_highest_version_selection.py
new file mode 100644
index 0000000..20c0dcc
--- /dev/null
+++ b/tests/integration/test_highest_version_selection.py
@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+# SPDX-License-Identifier: MIT
+
+
+def test_highest_version_selection(pkg_util, scenario, repo, mbs, require_koji_resolver):
+    """
+    Build module with stream with multiple versions in buildrequires.
+
+    Checks:
+    * Check that the highest version of build in required stream is used.
+    """
+    repo.bump()
+    builds = pkg_util.run("--optional", "rebuild_strategy=all",
+                          reuse=scenario.get("build_id"))
+    build = builds[0]
+    module_id = build.module_build_data['id']
+    build_info = mbs.get_module_build(module_id)
+    module_version_used = build_info.data['buildrequires']['testmodule']['version']
+    module_builds = mbs.get_builds(scenario['stream_module'], scenario['test_stream'])
+    module_versions = [build.data['version'] for build
+                       in module_builds]
+    assert len(module_versions) >= 2, 'More than one version is needed.'
+    error_msg = 'Version used is not the latest.'
+    assert module_version_used == max(module_versions), error_msg