Wrapper for simulators

Implemented using Avionix. Supports Helm 3 only. The local directory path was defined relative to the package. Remote charts that are described locally are used. Starting the simulator is provided as a regular HTTP or HTTPS request.

Issue-ID: INT-1829
Signed-off-by: Eli Halych <illia.halych@t-mobile.pl>
Change-Id: Ia17c4043bedd853bf2c068e53d51cd2808a3c0db

2 files changed, 17 insertions, 0 deletions

diff --git a/src/onaptests/utils/exceptions.py b/src/onaptests/utils/exceptions.py
index e453d67..c12ee2f 100644
--- a/src/onaptests/utils/exceptions.py
+++ b/src/onaptests/utils/exceptions.py
@@ -74,3 +74,7 @@ class EnvironmentPreparationException(OnapTestException):
 
 class SubstepExecutionException(OnapTestException):
     """Exception raised if substep execution fails."""
+
+class EnvironmentCleanupException(OnapTestException):
+    """Test environment cleanup exception."""
+    error_message="Test couldn't finish a cleanup"
diff --git a/src/onaptests/utils/simulators.py b/src/onaptests/utils/simulators.py
new file mode 100644
index 0000000..08acdbd
--- /dev/null
+++ b/src/onaptests/utils/simulators.py
@@ -0,0 +1,13 @@
+"""Standard functions for the simulator wrapper."""
+from importlib.resources import path
+
+def get_local_dir():
+    """Get the default path for helm charts.
+
+    Returns:
+        chart_directory (Path):
+        local helm chart folder relative to the package.
+    """
+    with path('onaptests', 'templates') as templates:
+        chart_directory = templates / 'helm_charts'
+    return chart_directory