packages/Python/lldbsuite/test/tools/lldb-mi/symbol/TestMiSymbol.py

   1 """
   2 Test lldb-mi -symbol-xxx commands.
   3 """
   4
   5 from __future__ import print_function
   6
   7
   8 import lldbmi_testcase
   9 from lldbsuite.test.decorators import *
  10 from lldbsuite.test.lldbtest import *
  11 from lldbsuite.test import lldbutil
  12
  13
  14 class MiSymbolTestCase(lldbmi_testcase.MiTestCaseBase):
  15
  16     mydir = TestBase.compute_mydir(__file__)
  17
  18     @skipIfWindows  # llvm.org/pr24452: Get lldb-mi tests working on Windows
  19     @skipIfFreeBSD  # llvm.org/pr22411: Failure presumably due to known thread races
  20     @expectedFailureAll(
  21         oslist=["linux"],
  22         bugnumber="new failure after r256863")
  23     def test_lldbmi_symbol_list_lines_file(self):
  24         """Test that 'lldb-mi --interpreter' works for -symbol-list-lines when file exists."""
  25
  26         self.spawnLldbMi(args=None)
  27
  28         # Load executable
  29         self.runCmd("-file-exec-and-symbols %s" % self.myexe)
  30         self.expect("\^done")
  31
  32         # Run to main
  33         self.runCmd("-break-insert -f main")
  34         self.expect("\^done,bkpt={number=\"1\"")
  35         self.runCmd("-exec-run")
  36         self.expect("\^running")
  37         self.expect("\*stopped,reason=\"breakpoint-hit\"")
  38
  39         # Get address of main and its line
  40         self.runCmd("-data-evaluate-expression main")
  41         self.expect(
  42             "\^done,value=\"0x[0-9a-f]+ \(a.out`main at main.cpp:[0-9]+\)\"")
  43         addr = int(self.child.after.split("\"")[1].split(" ")[0], 16)
  44         line = line_number('main.cpp', '// FUNC_main')
  45
  46         # Test that -symbol-list-lines works on valid data
  47         self.runCmd("-symbol-list-lines main.cpp")
  48         self.expect(
  49             "\^done,lines=\[\{pc=\"0x0*%x\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"\d+\"\})+\]" %
  50             (addr, line))
  51
  52         # Test that -symbol-list-lines doesn't include lines from other sources
  53         # by checking the first and last line, and making sure the other lines
  54         # are between 30 and 39.
  55         sline = line_number(
  56             'symbol_list_lines_inline_test2.cpp',
  57             '// FUNC_gfunc2')
  58         eline = line_number(
  59             'symbol_list_lines_inline_test2.cpp',
  60             '// END_gfunc2')
  61         self.runCmd("-symbol-list-lines symbol_list_lines_inline_test2.cpp")
  62         self.expect(
  63             "\^done,lines=\[\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"3\d\"\})*,\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"3\d\"\})*\]" %
  64             (sline, eline))
  65         # FIXME: This doesn't work for symbol_list_lines_inline_test.cpp due to clang bug llvm.org/pr24716 (fixed in newer versions of clang)
  66         ##sline = line_number('symbol_list_lines_inline_test.cpp', '// FUNC_gfunc')
  67         ##eline = line_number('symbol_list_lines_inline_test.cpp', '// STRUCT_s')
  68         ##self.runCmd("-symbol-list-lines symbol_list_lines_inline_test.cpp")
  69         ##self.expect("\^done,lines=\[\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"3\d\"\})*,\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}\]" % (sline, eline))
  70
  71         # Test that -symbol-list-lines works on header files by checking the first
  72         # and last line, and making sure the other lines are under 29.
  73         sline = line_number('symbol_list_lines_inline_test.h', '// FUNC_ifunc')
  74         eline = line_number('symbol_list_lines_inline_test.h', '// FUNC_mfunc')
  75         self.runCmd("-symbol-list-lines symbol_list_lines_inline_test.h")
  76         self.expect(
  77             "\^done,lines=\[\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"\d\"\})*(,\{pc=\"0x[0-9a-f]+\",line=\"1\d\"\})*,\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"2\d\"\})*\]" %
  78             (sline, eline))
  79
  80         # Test that -symbol-list-lines fails when file doesn't exist
  81         self.runCmd("-symbol-list-lines unknown_file")
  82         self.expect(
  83             "\^error,message=\"error: No source filenames matched 'unknown_file'\. \"")
  84
  85         # Test that -symbol-list-lines fails when file is specified using
  86         # relative path
  87         self.runCmd("-symbol-list-lines ./main.cpp")
  88         self.expect(
  89             "\^error,message=\"error: No source filenames matched '\./main\.cpp'\. \"")
  90
  91         # Test that -symbol-list-lines works when file is specified using
  92         # absolute path
  93         import os
  94         path = os.path.join(os.getcwd(), "main.cpp")
  95         self.runCmd("-symbol-list-lines \"%s\"" % path)
  96         self.expect(
  97             "\^done,lines=\[\{pc=\"0x0*%x\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"\d+\"\})+\]" %
  98             (addr, line))
  99
 100         # Test that -symbol-list-lines fails when file doesn't exist
 101         self.runCmd("-symbol-list-lines unknown_dir/main.cpp")
 102         self.expect(
 103             "\^error,message=\"error: No source filenames matched 'unknown_dir/main\.cpp'\. \"")