improved / tweaked unit tests.
improved / tweaked unit tests.

Biart95/appleseed,luisbarrancos/appleseed,glebmish/appleseed,est77/appleseed,Biart95/appleseed,est77/appleseed,docwhite/appleseed,gospodnetic/appleseed,dictoon/appleseed,luisbarrancos/appleseed,aytekaman/appleseed,docwhite/appleseed,Biart95/appleseed,gospodnetic/appleseed,docwhite/appleseed,Aakash1312/appleseed,aiivashchenko/appleseed,pjessesco/appleseed,appleseedhq/appleseed,appleseedhq/appleseed,est77/appleseed,gospodnetic/appleseed,dictoon/appleseed,pjessesco/appleseed,glebmish/appleseed,gospodnetic/appleseed,glebmish/appleseed,dictoon/appleseed,pjessesco/appleseed,Biart95/appleseed,luisbarrancos/appleseed,dictoon/appleseed,aiivashchenko/appleseed,est77/appleseed,luisbarrancos/appleseed,aytekaman/appleseed,aiivashchenko/appleseed,appleseedhq/appleseed,gospodnetic/appleseed,Vertexwahn/appleseed,Vertexwahn/appleseed,aytekaman/appleseed,aytekaman/appleseed,pjessesco/appleseed,Aakash1312/appleseed,Vertexwahn/appleseed,Biart95/appleseed,aytekaman/appleseed,aiivashchenko/appleseed,docwhite/appleseed,Aakash1312/appleseed,Vertexwahn/appleseed,glebmish/appleseed,est77/appleseed,Aakash1312/appleseed,appleseedhq/appleseed,docwhite/appleseed,Vertexwahn/appleseed,luisbarrancos/appleseed,pjessesco/appleseed,dictoon/appleseed,aiivashchenko/appleseed,Aakash1312/appleseed,appleseedhq/appleseed,glebmish/appleseed