Layer: Adding unittest for a problem with selectability evaluation

This is currently failing (and causing the object_delete test to fail). To be fixed separately

tests/python/render_layer/test_evaluation_selectability_f.py

@@ -0,0 +1,48 @@
+# ############################################################
+# Importing - Same For All Render Layer Tests
+# ############################################################
+
+import unittest
+import os
+import sys
+
+sys.path.append(os.path.dirname(__file__))
+from render_layer_common import *
+
+
+# ############################################################
+# Testing
+# ############################################################
+
+class UnitTesting(RenderLayerTesting):
+    def test_selectability(self):
+        import bpy
+        scene = bpy.context.scene
+
+        cube = bpy.data.objects.new('guinea pig', bpy.data.meshes.new('mesh'))
+        scene_collection = scene.master_collection.collections.new('collection')
+        layer_collection = scene.render_layers.active.collections.link(scene_collection)
+
+        bpy.context.scene.update()  # update depsgraph
+
+        scene_collection.objects.link(cube)
+
+        self.assertFalse(layer_collection.hide)
+        self.assertFalse(layer_collection.hide_select)
+
+        bpy.context.scene.update()  # update depsgraph
+        cube.select_set(action='SELECT')
+        self.assertTrue(cube.select_get())
+
+# ############################################################
+# Main - Same For All Render Layer Tests
+# ############################################################
+
+if __name__ == '__main__':
+    import sys
+
+    extra_arguments = sys.argv[sys.argv.index("--") + 1:] if "--" in sys.argv else []
+    sys.argv = [__file__] + (sys.argv[sys.argv.index("--") + 2:] if "--" in sys.argv else [])
+
+    UnitTesting._extra_arguments = extra_arguments
+    unittest.main()