tests/test_generate_schema.py: Add unit test for json_full_path() (see #52)

Author: bxparks

tests/test_generate_schema.py

@@ -22,6 +22,7 @@
 from bigquery_schema_generator.generate_schema import SchemaGenerator
 from bigquery_schema_generator.generate_schema import is_string_type
 from bigquery_schema_generator.generate_schema import convert_type
+from bigquery_schema_generator.generate_schema import json_full_path
 from .data_reader import DataReader
 
 
@@ -414,6 +415,15 @@ def test_run_with_invalid_input_throws_exception(self):
         with self.assertRaises(Exception):
             generator.run(input, output)
 
+    def test_json_full_path(self):
+        self.assertEqual('port', json_full_path(None, 'port'))
+        self.assertEqual('port', json_full_path("", 'port'))
+
+        # 'base_path' should never be '0', but if is do something reasonable.
+        self.assertEqual('0.port', json_full_path(0, 'port'))
+
+        self.assertEqual('server.port', json_full_path('server', 'port'))
+
 
 class TestFromDataFile(unittest.TestCase):
     """Read the test case data from TESTDATA_FILE and verify that the expected