diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/expression_command/formatters/TestFormatters.py')
| -rw-r--r-- | packages/Python/lldbsuite/test/expression_command/formatters/TestFormatters.py | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/expression_command/formatters/TestFormatters.py b/packages/Python/lldbsuite/test/expression_command/formatters/TestFormatters.py new file mode 100644 index 000000000000..3f47206480c3 --- /dev/null +++ b/packages/Python/lldbsuite/test/expression_command/formatters/TestFormatters.py @@ -0,0 +1,167 @@ +""" +Test using LLDB data formatters with frozen objects coming from the expression parser. +""" + +from __future__ import print_function + + + +import lldb +import lldbsuite.test.lldbutil as lldbutil +from lldbsuite.test.lldbtest import * + +class ExprFormattersTestCase(TestBase): + + mydir = TestBase.compute_mydir(__file__) + + def setUp(self): + # Call super's setUp(). + TestBase.setUp(self) + # Find the line number to break for main.cpp. + self.line = line_number('main.cpp', + '// Stop here') + + @skipIfFreeBSD # llvm.org/pr24691 skipping to avoid crashing the test runner + @expectedFailureFreeBSD('llvm.org/pr19011') # Newer Clang omits C1 complete object constructor + @expectedFailureFreeBSD('llvm.org/pr24691') # we hit an assertion in clang + @expectedFailureWindows("llvm.org/pr21765") + @skipIfTargetAndroid() # skipping to avoid crashing the test runner + @expectedFailureAndroid('llvm.org/pr24691') # we hit an assertion in clang + def test(self): + """Test expr + formatters for good interoperability.""" + self.build() + + # This is the function to remove the custom formats in order to have a + # clean slate for the next test case. + def cleanup(): + self.runCmd('type summary clear', check=False) + self.runCmd('type synthetic clear', check=False) + + # Execute the cleanup function during test case tear down. + self.addTearDownHook(cleanup) + + """Test expr + formatters for good interoperability.""" + self.runCmd("file a.out", CURRENT_EXECUTABLE_SET) + + lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, loc_exact=True) + + self.runCmd("run", RUN_SUCCEEDED) + self.runCmd("command script import formatters.py") + self.runCmd("command script import foosynth.py") + + if self.TraceOn(): + self.runCmd("frame variable foo1 --show-types") + self.runCmd("frame variable foo1.b --show-types") + self.runCmd("frame variable foo1.b.b_ref --show-types") + + self.expect("expression --show-types -- *(new foo(47))", + substrs = ['(int) a = 47', '(bar) b = {', '(int) i = 94', '(baz) b = {', '(int) k = 99']) + + self.runCmd("type summary add -F formatters.foo_SummaryProvider foo") + + self.expect("expression new int(12)", + substrs = ['(int *) $', ' = 0x']) + + self.runCmd("type summary add -s \"${var%pointer} -> ${*var%decimal}\" \"int *\"") + + self.expect("expression new int(12)", + substrs = ['(int *) $', '= 0x', ' -> 12']) + + self.expect("expression foo1.a_ptr", + substrs = ['(int *) $', '= 0x', ' -> 13']) + + self.expect("expression foo1", + substrs = ['(foo) $', ' a = 12', 'a_ptr = ', ' -> 13','i = 24','i_ptr = ', ' -> 25']) + + self.expect("expression --ptr-depth=1 -- new foo(47)", + substrs = ['(foo *) $', 'a = 47','a_ptr = ', ' -> 48','i = 94','i_ptr = ', ' -> 95']) + + self.expect("expression foo2", + substrs = ['(foo) $', 'a = 121','a_ptr = ', ' -> 122','i = 242','i_ptr = ', ' -> 243']) + + object_name = self.res.GetOutput() + object_name = object_name[7:] + object_name = object_name[0:object_name.find(' =')] + + self.expect("frame variable foo2", + substrs = ['(foo)', 'foo2', 'a = 121','a_ptr = ', ' -> 122','i = 242','i_ptr = ', ' -> 243']) + + self.expect("expression $" + object_name, + substrs = ['(foo) $', 'a = 121','a_ptr = ', ' -> 122','i = 242','i_ptr = ', ' -> 243', 'h = 245','k = 247']) + + self.runCmd("type summary delete foo") + self.runCmd("type synthetic add --python-class foosynth.FooSyntheticProvider foo") + + self.expect("expression --show-types -- $" + object_name, + substrs = ['(foo) $', ' = {', '(int) *i_ptr = 243']) + + self.runCmd("n") + self.runCmd("n") + + self.runCmd("type synthetic delete foo") + self.runCmd("type summary add -F formatters.foo_SummaryProvider foo") + + self.expect("expression foo2", + substrs = ['(foo) $', 'a = 7777','a_ptr = ', ' -> 122','i = 242','i_ptr = ', ' -> 8888']) + + self.expect("expression $" + object_name + '.a', + substrs = ['7777']) + + self.expect("expression *$" + object_name + '.b.i_ptr', + substrs = ['8888']) + + self.expect("expression $" + object_name, + substrs = ['(foo) $', 'a = 121', 'a_ptr = ', ' -> 122', 'i = 242', 'i_ptr = ', ' -> 8888', 'h = 245','k = 247']) + + self.runCmd("type summary delete foo") + self.runCmd("type synthetic add --python-class foosynth.FooSyntheticProvider foo") + + self.expect("expression --show-types -- $" + object_name, + substrs = ['(foo) $', ' = {', '(int) *i_ptr = 8888']) + + self.runCmd("n") + + self.runCmd("type synthetic delete foo") + self.runCmd("type summary add -F formatters.foo_SummaryProvider foo") + + self.expect("expression $" + object_name, + substrs = ['(foo) $', 'a = 121','a_ptr = ', ' -> 122','i = 242', 'i_ptr = ', ' -> 8888','k = 247']) + + process = self.dbg.GetSelectedTarget().GetProcess() + thread = process.GetThreadAtIndex(0) + frame = thread.GetSelectedFrame() + + frozen = frame.EvaluateExpression("$" + object_name + ".a_ptr") + + a_data = frozen.GetPointeeData() + + error = lldb.SBError() + self.assertTrue(a_data.GetUnsignedInt32(error, 0) == 122, '*a_ptr = 122') + + self.runCmd("n");self.runCmd("n");self.runCmd("n"); + + self.expect("frame variable numbers", + substrs = ['1','2','3','4','5']) + + self.expect("expression numbers", + substrs = ['1','2','3','4','5']) + + frozen = frame.EvaluateExpression("&numbers") + + a_data = frozen.GetPointeeData(0, 1) + + self.assertTrue(a_data.GetUnsignedInt32(error, 0) == 1, 'numbers[0] == 1') + self.assertTrue(a_data.GetUnsignedInt32(error, 4) == 2, 'numbers[1] == 2') + self.assertTrue(a_data.GetUnsignedInt32(error, 8) == 3, 'numbers[2] == 3') + self.assertTrue(a_data.GetUnsignedInt32(error, 12) == 4, 'numbers[3] == 4') + self.assertTrue(a_data.GetUnsignedInt32(error, 16) == 5, 'numbers[4] == 5') + + frozen = frame.EvaluateExpression("numbers") + + a_data = frozen.GetData() + + self.assertTrue(a_data.GetUnsignedInt32(error, 0) == 1, 'numbers[0] == 1') + self.assertTrue(a_data.GetUnsignedInt32(error, 4) == 2, 'numbers[1] == 2') + self.assertTrue(a_data.GetUnsignedInt32(error, 8) == 3, 'numbers[2] == 3') + self.assertTrue(a_data.GetUnsignedInt32(error, 12) == 4, 'numbers[3] == 4') + self.assertTrue(a_data.GetUnsignedInt32(error, 16) == 5, 'numbers[4] == 5') |