It looks like most of them are path issues, here is one!
× core-load - should add modules with relative IDs when an issuer is the base path (0s)
AssertionError: Module added to ID map.: expected 'var _modules_ = {"@dojo/core/load":{"id":42,"lazy":false}};\n' to equal 'var _modules_ = {"/path/to/module":{"id":1
,"lazy":false},"@dojo/core/load":{"id":42,"lazy":false}};\n'
Several test failures on Windows,
It looks like most of them are path issues, here is one!
Steps to reproduce (powershell and cmd):