Completes implementation for InlineJavascriptRequirement and adds test

Author: dleehr

cwlgen/__init__.py

@@ -337,6 +337,9 @@ def __init__(self, expression_lib=None):
         Requirement.__init__(self, 'InlineJavascriptRequirement')
         self.expressionLib = expression_lib
 
+    def _to_dict(self):
+        return {'expressionLib': [self.expressionLib]}
+    
 
 class DockerRequirement(Requirement):
     '''

test/test_unit_cwlgen.py

@@ -193,6 +193,12 @@ def test_init(self):
         self.assertEqual(self.js_req.req_class, 'InlineJavascriptRequirement')
         self.assertEqual(self.js_req.expressionLib, 'expression')
 
+    def test_add(self):
+        tool = {}
+        self.js_req.add(tool)
+        self.assertEqual(tool, {'InlineJavascriptRequirement': {'expressionLib': ['expression']}})
+
+
 class TestDockerRequirement(unittest.TestCase):
 
     def setUp(self):