forked from OSchip/llvm-project
169 lines
6.0 KiB
Python
169 lines
6.0 KiB
Python
"""
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Test lldb data formatter subsystem.
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"""
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import lldb_shared
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import os, time
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import lldb
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from lldbtest import *
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import lldbutil
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class ScriptDataFormatterTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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def test_with_run_command(self):
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"""Test data formatter commands."""
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self.build()
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self.data_formatter_commands()
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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# Find the line number to break at.
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self.line = line_number('main.cpp', '// Set break point at this line.')
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def data_formatter_commands(self):
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"""Test that that file and class static variables display correctly."""
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self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
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lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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# The stop reason of the thread should be breakpoint.
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self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
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substrs = ['stopped',
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'stop reason = breakpoint'])
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# This is the function to remove the custom formats in order to have a
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# clean slate for the next test case.
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def cleanup():
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self.runCmd('type format clear', check=False)
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self.runCmd('type summary clear', check=False)
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# Execute the cleanup function during test case tear down.
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self.addTearDownHook(cleanup)
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# Set the script here to ease the formatting
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script = 'a = valobj.GetChildMemberWithName(\'integer\'); a_val = a.GetValue(); str = \'Hello from Python, \' + a_val + \' time\'; return str + (\'!\' if a_val == \'1\' else \'s!\');'
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self.runCmd("type summary add i_am_cool --python-script \"%s\"" % script)
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self.expect("frame variable one",
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substrs = ['Hello from Python',
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'1 time!'])
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self.expect("frame variable two",
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substrs = ['Hello from Python',
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'4 times!'])
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self.runCmd("n"); # skip ahead to make values change
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self.expect("frame variable three",
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substrs = ['Hello from Python, 10 times!',
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'Hello from Python, 4 times!'])
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self.runCmd("n"); # skip ahead to make values change
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self.expect("frame variable two",
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substrs = ['Hello from Python',
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'1 time!'])
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script = 'a = valobj.GetChildMemberWithName(\'integer\'); a_val = a.GetValue(); str = \'int says \' + a_val; return str;'
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# Check that changes in the script are immediately reflected
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self.runCmd("type summary add i_am_cool --python-script \"%s\"" % script)
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self.expect("frame variable two",
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substrs = ['int says 1'])
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self.expect("frame variable twoptr",
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substrs = ['int says 1'])
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# Change the summary
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self.runCmd("type summary add --summary-string \"int says ${var.integer}, and float says ${var.floating}\" i_am_cool")
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self.expect("frame variable two",
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substrs = ['int says 1',
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'and float says 2.71'])
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# Try it for pointers
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self.expect("frame variable twoptr",
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substrs = ['int says 1',
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'and float says 2.71'])
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# Force a failure for pointers
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self.runCmd("type summary add i_am_cool -p --python-script \"%s\"" % script)
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self.expect("frame variable twoptr", matching=False,
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substrs = ['and float says 2.71'])
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script = 'return \'Python summary\'';
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self.runCmd("type summary add --name test_summary --python-script \"%s\"" % script)
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# attach the Python named summary to someone
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self.expect("frame variable one --summary test_summary",
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substrs = ['Python summary'])
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# should not bind to the type
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self.expect("frame variable two", matching=False,
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substrs = ['Python summary'])
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# and should not stick to the variable
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self.expect("frame variable one",matching=False,
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substrs = ['Python summary'])
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self.runCmd("type summary add i_am_cool --summary-string \"Text summary\"")
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# should be temporary only
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self.expect("frame variable one",matching=False,
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substrs = ['Python summary'])
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# use the type summary
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self.expect("frame variable two",
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substrs = ['Text summary'])
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self.runCmd("n"); # skip ahead to make values change
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# both should use the type summary now
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self.expect("frame variable one",
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substrs = ['Text summary'])
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self.expect("frame variable two",
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substrs = ['Text summary'])
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# disable type summary for pointers, and make a Python regex summary
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self.runCmd("type summary add i_am_cool -p --summary-string \"Text summary\"")
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self.runCmd("type summary add -x cool --python-script \"%s\"" % script)
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# variables should stick to the type summary
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self.expect("frame variable one",
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substrs = ['Text summary'])
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self.expect("frame variable two",
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substrs = ['Text summary'])
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# array and pointer should match the Python one
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self.expect("frame variable twoptr",
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substrs = ['Python summary'])
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self.expect("frame variable array",
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substrs = ['Python summary'])
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# return pointers to the type summary
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self.runCmd("type summary add i_am_cool --summary-string \"Text summary\"")
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self.expect("frame variable one",
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substrs = ['Text summary'])
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self.expect("frame variable two",
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substrs = ['Text summary'])
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self.expect("frame variable twoptr",
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substrs = ['Text summary'])
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self.expect("frame variable array",
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substrs = ['Python summary'])
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