remove xfail from schema tests

Author: braingram

asdf/tests/test_schema.py

@@ -410,7 +410,6 @@ def test_defaults():
     assert t == {}
 
 
-@pytest.mark.xfail(reason="This will be fixed by #1203")
 def test_default_check_in_schema():
     s = {"type": "object", "properties": {"a": {"type": "integer", "default": "foo"}}}
 
@@ -420,7 +419,6 @@ def test_default_check_in_schema():
     schema.check_schema(s, validate_default=False)
 
 
-@pytest.mark.xfail(reason="This will be fixed by #1203")
 def test_check_complex_default():
     default_software = tagged.TaggedDict({"name": "asdf", "version": "2.7.0"}, "tag:stsci.edu/asdf/core/software-1.0.0")
 

requirements-dev.txt

@@ -5,6 +5,7 @@ git+https://github.com/asdf-format/asdf-transform-schemas
 git+https://github.com/asdf-format/asdf-wcs-schemas
 git+https://github.com/astropy/astropy
 git+https://github.com/spacetelescope/gwcs
+git+https://github.com/yaml/pyyaml.git
 git+https://github.com/python-jsonschema/jsonschema
 
 scipy>=0.0.dev0