Merge pull request #128 from pascal-schetelat/xsd_validation

Xsd validation

.travis.yml

+language: python
+python:
+  - "2.7"
+# command to install dependencies
+install: "pip install -r requirements.txt"
+# command to run tests
+script:
+  - cd tests
+  - python -m pytest test_xsd_validation.py
+  

requirements.txt

+lxml
+pytest
\ No newline at end of file

tests/test_schematron_validation.py

+from lxml import isoschematron
+from lxml import etree
+import os
+from glob import glob
+import pytest
+
+schematron_path = os.path.join('..','schematron','energy.xsd')
+sample_directory = os.path.join('..','samples')
+citygml_files = glob(sample_directory+os.path.sep+'*.gml')
+
+
+# need an internet connection to resolve the imported schemas
+@pytest.mark.parametrize("file_path,expected", [(i, None) for i in citygml_files])
+def test_simple_validation(file_path, expected):
+
+    with open(schematron_path) as f :
+        schematron_doc = etree.parse(f)
+
+    schematron = isoschematron.Schematron(schematron_doc)
+
+    with open(file_path) as gml_f:
+        gml_obj = etree.parse(gml_f)
+
+        assert schematron.validate(gml_obj)
+

tests/test_xsd_validation.py

+from lxml import etree
+import os
+from glob import glob
+import pytest
+
+
+xsd_path = os.path.join('..','xsd','energy.xsd')
+sample_directory  = os.path.join('..','samples')
+citygml_files = glob(sample_directory+os.path.sep+'*.gml')
+
+with open(xsd_path) as f :
+    xmlschema_doc = etree.parse(f)
+
+xmlschema = etree.XMLSchema(xmlschema_doc)
+
+#XMLSchemaParseError -> need an internet connection to resolve the imported schemas
+@pytest.mark.parametrize("file_path,expected", [(i, os.path.basename(i)) for i in citygml_files])
+def test_simple_validation(file_path, expected):
+    print "-------"
+    print file_path
+    with open(file_path) as gml_f:
+        gml_obj = etree.parse(gml_f)
+    if not xmlschema.validate(gml_obj):
+        print "KO"
+        print xmlschema.error_log
+        assert False
+    else:
+        print 'OK'
+        assert True