[Extension API Extern Generation] Support inline object definitions

tools/json_schema_compiler/code_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.
 
 from code import Code
 import unittest
 
 class CodeTest(unittest.TestCase):
   def testAppend(self):
@@ skipping 30 matching lines @@
     (b.Sblock('2')
         .Append('2')
       .Eblock('2')
     )
     c = Code()
     (c.Sblock('1')
         .Concat(b)
         .Append('1')
       .Eblock('1')
     )
-    self.assertEquals(
+    self.assertMultiLineEqual(
       '1\n'
       '  2\n'
       '    2\n'
       '  2\n'
       '  1\n'
       '1',
       c.Render())
     d = Code()
     a = Code()
     a.Concat(d)
@@ skipping 100 matching lines @@
     c.Comment('20% of 80%s')
     c.Substitute({})
     self.assertEquals('// 20% of 80%s', c.Render())
     d = Code()
     d.Append('90')
     d.Concat(c)
     self.assertEquals('90\n'
         '// 20% of 80%s',
         d.Render())
 
+  def testLinePrefixes(self):
+    c = Code()
+    c.Sblock(line='/**', line_prefix=' * ')
+    c.Sblock('@typedef {{')
+    c.Append('foo: bar,')
+    c.Sblock('baz: {')
+    c.Append('x: y')
+    c.Eblock('}')
+    c.Eblock('}}')
+    c.Eblock(line=' */')
+    output = c.Render()
+    self.assertMultiLineEqual(
+        '/**\n'
+        ' * @typedef {{\n'
+        ' *   foo: bar,\n'
+        ' *   baz: {\n'
+        ' *     x: y\n'
+        ' *   }\n'
+        ' * }}\n'
+        ' */',
+        output)
+
+  def testSameLineAppendAndConcat(self):
+    c = Code()
+    c.Append('This is a line.')
+    c.Append('This too.', new_line=False)
+    d = Code()
+    d.Append('And this.')
+    c.Concat(d, new_line=False)
+    self.assertEquals('This is a line.This too.And this.', c.Render())
+
 if __name__ == '__main__':
   unittest.main()