Tests/RunCMake/FileAPI: Improve error on unexpected line numbers

Tests/RunCMake/FileAPI/check_index.py

@@ -5,6 +5,7 @@ import re
 
 if sys.version_info[0] >= 3:
     unicode = str
+    long = int
 
 def is_bool(x, val=None):
     return isinstance(x, bool) and (val is None or x == val)

Tests/RunCMake/FileAPI/codemodel-v2-check.py

@@ -24,7 +24,7 @@ def check_backtrace(t, b, backtrace):
 
         if expected["line"] is not None:
             expected_keys.append("line")
-            assert is_int(node["line"], expected["line"])
+            assert is_int(node["line"], expected["line"]), repr(node["line"]) + " != " + repr(expected["line"])
 
         if expected["command"] is not None:
             expected_keys.append("command")