Support array types for function and callback arguments in IDL APIs.

tools/json_schema_compiler/idl_schema_test.py

+#!/usr/bin/env python
+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import idl_schema
+import unittest
+
+def getFunction(schema, name):
+  for item in schema['functions']:
+    if item['name'] == name:
+      return item
+  raise KeyError('Missing function %s' % name)
+
+def getParams(schema, name):
+  function = getFunction(schema, name)
+  return function['parameters']
+
+class IdlSchemaTest(unittest.TestCase):
+  def setUp(self):
+    loaded = idl_schema.Load('test/idl_basics.idl')
+    self.assertEquals(1, len(loaded))
+    self.assertEquals('idl_basics', loaded[0]['namespace'])
+    self.idl_basics = loaded[0]
+
+  def testSimpleCallbacks(self):
+    schema = self.idl_basics
+    expected = [{'type':'function', 'name':'Callback1', 'parameters':[]}]
+    self.assertEquals(expected, getParams(schema, 'function4'))
+
+    expected = [{'type':'function', 'name':'Callback2',
+                 'parameters':[{'name':'x', 'type':'integer'}]}]
+    self.assertEquals(expected, getParams(schema, 'function5'))
+
+    expected = [{'type':'function', 'name':'Callback3',
+                 'parameters':[{'name':'arg', '$ref':'MyType1'}]}]
+    self.assertEquals(expected, getParams(schema, 'function6'))
+
+  def testCallbackWithArrayArgument(self):
+    schema = self.idl_basics
+    expected = [{'type':'function', 'name':'Callback4',
+                 'parameters':[{'name':'arg', 'type':'array',
+                                'items':{'$ref':'MyType2'}}]}]
+    self.assertEquals(expected, getParams(schema, 'function12'))
+
+if __name__ == '__main__':
+  unittest.main()