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
   9 import lldbmi_testcase
  10 from lldbsuite.test.decorators import *
  11 from lldbsuite.test.lldbtest import *
  12 from lldbsuite.test import lldbutil
  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(oslist=["linux"], bugnumber="new failure after r256863")
  21     def test_lldbmi_symbol_list_lines_file(self):
  22         """Test that 'lldb-mi --interpreter' works for -symbol-list-lines when file exists."""
  23
  24         self.spawnLldbMi(args = None)
  25
  26         # Load executable
  27         self.runCmd("-file-exec-and-symbols %s" % self.myexe)
  28         self.expect("\^done")
  29
  30         # Run to main
  31         self.runCmd("-break-insert -f main")
  32         self.expect("\^done,bkpt={number=\"1\"")
  33         self.runCmd("-exec-run")
  34         self.expect("\^running")
  35         self.expect("\*stopped,reason=\"breakpoint-hit\"")
  36
  37         # Get address of main and its line
  38         self.runCmd("-data-evaluate-expression main")
  39         self.expect("\^done,value=\"0x[0-9a-f]+ \(a.out`main at main.cpp:[0-9]+\)\"")
  40         addr = int(self.child.after.split("\"")[1].split(" ")[0], 16)
  41         line = line_number('main.cpp', '// FUNC_main')
  42
  43         # Test that -symbol-list-lines works on valid data
  44         self.runCmd("-symbol-list-lines main.cpp")
  45         self.expect("\^done,lines=\[\{pc=\"0x0*%x\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"\d+\"\})+\]" % (addr, line))
  46
  47         # Test that -symbol-list-lines doesn't include lines from other sources
  48         # by checking the first and last line, and making sure the other lines
  49         # are between 30 and 39.
  50         sline = line_number('symbol_list_lines_inline_test2.cpp', '// FUNC_gfunc2')
  51         eline = line_number('symbol_list_lines_inline_test2.cpp', '// END_gfunc2')
  52         self.runCmd("-symbol-list-lines symbol_list_lines_inline_test2.cpp")
  53         self.expect("\^done,lines=\[\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"3\d\"\})*,\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"3\d\"\})*\]" % (sline, eline))
  54         ##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)
  55         ##sline = line_number('symbol_list_lines_inline_test.cpp', '// FUNC_gfunc')
  56         ##eline = line_number('symbol_list_lines_inline_test.cpp', '// STRUCT_s')
  57         ##self.runCmd("-symbol-list-lines symbol_list_lines_inline_test.cpp")
  58         ##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))
  59
  60         # Test that -symbol-list-lines works on header files by checking the first
  61         # and last line, and making sure the other lines are under 29.
  62         sline = line_number('symbol_list_lines_inline_test.h', '// FUNC_ifunc')
  63         eline = line_number('symbol_list_lines_inline_test.h', '// FUNC_mfunc')
  64         self.runCmd("-symbol-list-lines symbol_list_lines_inline_test.h")
  65         self.expect("\^done,lines=\[\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"\d\"\})*(,\{pc=\"0x[0-9a-f]+\",line=\"1\d\"\})*,\{pc=\"0x[0-9a-f]+\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"2\d\"\})*\]" % (sline, eline))
  66
  67         # Test that -symbol-list-lines fails when file doesn't exist
  68         self.runCmd("-symbol-list-lines unknown_file")
  69         self.expect("\^error,message=\"error: No source filenames matched 'unknown_file'\. \"")
  70
  71         # Test that -symbol-list-lines fails when file is specified using relative path
  72         self.runCmd("-symbol-list-lines ./main.cpp")
  73         self.expect("\^error,message=\"error: No source filenames matched '\./main\.cpp'\. \"")
  74
  75         # Test that -symbol-list-lines works when file is specified using absolute path
  76         import os
  77         path = os.path.join(os.getcwd(), "main.cpp")
  78         self.runCmd("-symbol-list-lines \"%s\"" % path)
  79         self.expect("\^done,lines=\[\{pc=\"0x0*%x\",line=\"%d\"\}(,\{pc=\"0x[0-9a-f]+\",line=\"\d+\"\})+\]" % (addr, line))
  80
  81         # Test that -symbol-list-lines fails when file doesn't exist
  82         self.runCmd("-symbol-list-lines unknown_dir/main.cpp")
  83         self.expect("\^error,message=\"error: No source filenames matched 'unknown_dir/main\.cpp'\. \"")