diff options
Diffstat (limited to 'libcxx/test/pretty_printers/gdb_pretty_printer_test.py')
| -rw-r--r-- | libcxx/test/pretty_printers/gdb_pretty_printer_test.py | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/libcxx/test/pretty_printers/gdb_pretty_printer_test.py b/libcxx/test/pretty_printers/gdb_pretty_printer_test.py deleted file mode 100644 index 5e425688734..00000000000 --- a/libcxx/test/pretty_printers/gdb_pretty_printer_test.py +++ /dev/null @@ -1,112 +0,0 @@ -#===----------------------------------------------------------------------===## -# -# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. -# See https://llvm.org/LICENSE.txt for license information. -# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception -# -#===----------------------------------------------------------------------===## -"""Commands used to automate testing gdb pretty printers. - -This script is part of a larger framework to test gdb pretty printers. It -runs the program, detects test cases, checks them, and prints results. - -See gdb_pretty_printer_test.sh.cpp on how to write a test case. - -""" - -from __future__ import print_function -import re -import gdb - -test_failures = 0 - - -class CheckResult(gdb.Command): - - def __init__(self): - super(CheckResult, self).__init__( - "print_and_compare", gdb.COMMAND_DATA) - - def invoke(self, arg, from_tty): - try: - # Stack frame is: - # 0. StopForDebugger - # 1. ComparePrettyPrintToChars or ComparePrettyPrintToRegex - # 2. TestCase - compare_frame = gdb.newest_frame().older() - testcase_frame = compare_frame.older() - test_loc = testcase_frame.find_sal() - # Use interactive commands in the correct context to get the pretty - # printed version - - value_str = self._get_value_string(compare_frame, testcase_frame) - - # Ignore the convenience variable name and newline - value = value_str[value_str.find("= ") + 2:-1] - gdb.newest_frame().select() - - expectation_val = compare_frame.read_var("expectation") - if "PrettyPrintToRegex" in compare_frame.name(): - check_literal = expectation_val.string() - test_fails = not re.match(check_literal, value) - else: - check_literal_string = expectation_val.string(encoding="utf-8") - check_literal = check_literal_string.encode("utf-8") - test_fails = value != check_literal - - if test_fails: - global test_failures - print("FAIL: " + test_loc.symtab.filename + - ":" + str(test_loc.line)) - print("GDB printed:") - print(" " + value) - print("Value should match:") - print(" " + check_literal) - test_failures += 1 - else: - print("PASS: " + test_loc.symtab.filename + - ":" + str(test_loc.line)) - - except RuntimeError as e: - # At this point, lots of different things could be wrong, so don't try to - # recover or figure it out. Don't exit either, because then it's - # impossible debug the framework itself. - print("FAIL: Something is wrong in the test framework.") - print(str(e)) - test_failures += 1 - - def _get_value_string(self, compare_frame, testcase_frame): - compare_frame.select() - if "ComparePrettyPrint" in compare_frame.name(): - return gdb.execute("p value", to_string=True) - value_str = str(compare_frame.read_var("value")) - clean_expression_str = value_str.strip("'\"") - testcase_frame.select() - return gdb.execute("p " + clean_expression_str, to_string=True) - - -def exit_handler(event=None): - global test_failures - if test_failures: - print("FAILED %d cases" % test_failures) - exit(test_failures) - - -# Start code executed at load time - -# Disable terminal paging -gdb.execute("set height 0") -gdb.execute("set python print-stack full") -test_failures = 0 -CheckResult() -test_bp = gdb.Breakpoint("StopForDebugger") -test_bp.enabled = True -test_bp.silent = True -test_bp.commands = "print_and_compare\ncontinue" -# "run" won't return if the program exits; ensure the script regains control. -gdb.events.exited.connect(exit_handler) -gdb.execute("run") -# If the program didn't exit, something went wrong, but we don't -# know what. Fail on exit. -test_failures += 1 -exit_handler(None) |
