test api: split installer into smaller steps

Signed-off-by: Michal Mielewczyk <michal.mielewczyk@intel.com>

test/functional/api/cas/installer.py

@@ -8,12 +8,13 @@ import logging
 
 from tests import conftest
 from core.test_run import TestRun
+from api.cas import git
 from api.cas import cas_module
 from test_utils import os_utils
 from test_utils.output import CmdException
 
 
-def install_opencas():
+def rsync_opencas_sources():
     TestRun.LOGGER.info("Copying Open CAS repository to DUT")
     TestRun.executor.rsync_to(
         f"{TestRun.usr.repo_dir}/",
@@ -31,8 +32,7 @@ def _clean_opencas_repo():
         raise CmdException("make distclean command executed with nonzero status", output)
 
 
-def install_opencas():
-    _clean_opencas_repo()
+def build_opencas():
     TestRun.LOGGER.info("Building Open CAS")
     output = TestRun.executor.run(
         f"cd {TestRun.usr.working_dir} && "
@@ -41,6 +41,8 @@ def install_opencas():
     if output.exit_code != 0:
         raise CmdException("Make command executed with nonzero status", output)
 
+
+def install_opencas():
     TestRun.LOGGER.info("Installing Open CAS")
     output = TestRun.executor.run(
         f"cd {TestRun.usr.working_dir} && "
@@ -56,6 +58,19 @@ def install_opencas():
         TestRun.LOGGER.info(output.stdout)
 
 
+def set_up_opencas():
+    rsync_opencas_sources()
+
+    _clean_opencas_repo()
+
+    if version:
+        git.checkout_cas_version()
+
+    build_opencas()
+
+    install_opencas()
+
+
 def uninstall_opencas():
     TestRun.LOGGER.info("Uninstalling Open CAS")
     output = TestRun.executor.run("casadm -V")
@@ -72,7 +87,7 @@ def uninstall_opencas():
 def reinstall_opencas():
     if check_if_installed():
         uninstall_opencas()
-    install_opencas()
+    set_up_opencas()
 
 
 def check_if_installed():

test/functional/tests/conftest.py

@@ -174,7 +174,7 @@ def base_prepare(item):
         if get_force_param(item) and not TestRun.usr.already_updated:
             installer.reinstall_opencas()
         elif not installer.check_if_installed():
-            installer.install_opencas()
+            installer.set_up_opencas()
         TestRun.usr.already_updated = True
         TestRun.LOGGER.add_build_info(f'Commit hash:')
         TestRun.LOGGER.add_build_info(f"{git.get_current_commit_hash()}")