xref: /llvm-project/lldb/test/API/commands/expression/radar_9673664/TestExprHelpExamples.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53)
199451b44SJordan Rupprecht"""
299451b44SJordan RupprechtTest example snippets from the lldb 'help expression' output.
399451b44SJordan Rupprecht"""
499451b44SJordan Rupprecht
599451b44SJordan Rupprecht
699451b44SJordan Rupprechtimport lldb
799451b44SJordan Rupprechtfrom lldbsuite.test.decorators import *
899451b44SJordan Rupprechtfrom lldbsuite.test.lldbtest import *
999451b44SJordan Rupprechtfrom lldbsuite.test import lldbutil
1099451b44SJordan Rupprecht
1199451b44SJordan Rupprecht
1299451b44SJordan Rupprechtclass Radar9673644TestCase(TestBase):
1399451b44SJordan Rupprecht    def setUp(self):
1499451b44SJordan Rupprecht        # Call super's setUp().
1599451b44SJordan Rupprecht        TestBase.setUp(self)
1699451b44SJordan Rupprecht        # Find the line number to break inside main().
1799451b44SJordan Rupprecht        self.main_source = "main.c"
18*2238dcc3SJonas Devlieghere        self.line = line_number(self.main_source, "// Set breakpoint here.")
1999451b44SJordan Rupprecht
2099451b44SJordan Rupprecht    def test_expr_commands(self):
2199451b44SJordan Rupprecht        """The following expression commands should just work."""
2299451b44SJordan Rupprecht        self.build()
2399451b44SJordan Rupprecht
2499451b44SJordan Rupprecht        self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
2599451b44SJordan Rupprecht
2699451b44SJordan Rupprecht        lldbutil.run_break_set_by_file_and_line(
27*2238dcc3SJonas Devlieghere            self, self.main_source, self.line, num_expected_locations=1, loc_exact=True
28*2238dcc3SJonas Devlieghere        )
2999451b44SJordan Rupprecht
3099451b44SJordan Rupprecht        self.runCmd("run", RUN_SUCCEEDED)
3199451b44SJordan Rupprecht
3299451b44SJordan Rupprecht        # rdar://problem/9673664 lldb expression evaluation problem
3399451b44SJordan Rupprecht
34*2238dcc3SJonas Devlieghere        self.expect('expr char str[] = "foo"; str[0]', substrs=["'f'"])
3599451b44SJordan Rupprecht        # runCmd: expr char c[] = "foo"; c[0]
3699451b44SJordan Rupprecht        # output: (char) $0 = 'f'
37