| """ |
| Test lldb data formatter subsystem. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class LibcxxSetDataFormatterTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def setUp(self): |
| TestBase.setUp(self) |
| ns = 'ndk' if lldbplatformutil.target_is_android() else '' |
| self.namespace = 'std::__' + ns + '1' |
| |
| def getVariableType(self, name): |
| var = self.frame().FindVariable(name) |
| self.assertTrue(var.IsValid()) |
| return var.GetType().GetCanonicalType().GetName() |
| |
| def check_ii(self, var_name): |
| """ This checks the value of the bitset stored in ii at the call to by_ref_and_ptr. |
| We use this to make sure we get the same values for ii when we look at the object |
| directly, and when we look at a reference to the object. """ |
| self.expect( |
| "frame variable " + var_name, |
| substrs=["size=7", |
| "[2] = 2", |
| "[3] = 3", |
| "[6] = 6"]) |
| self.expect("frame variable " + var_name + "[2]", substrs=[" = 2"]) |
| self.expect( |
| "p " + var_name, |
| substrs=[ |
| "size=7", |
| "[2] = 2", |
| "[3] = 3", |
| "[6] = 6"]) |
| |
| @add_test_categories(["libc++"]) |
| def test_with_run_command(self): |
| """Test that that file and class static variables display correctly.""" |
| self.build() |
| (self.target, process, _, bkpt) = lldbutil.run_to_source_breakpoint( |
| self, "Set break point at this line.", lldb.SBFileSpec("main.cpp", False)) |
| |
| # 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 format clear', check=False) |
| self.runCmd('type summary clear', check=False) |
| self.runCmd('type filter clear', check=False) |
| self.runCmd('type synth clear', check=False) |
| self.runCmd( |
| "settings set target.max-children-count 256", |
| check=False) |
| |
| # Execute the cleanup function during test case tear down. |
| self.addTearDownHook(cleanup) |
| |
| ii_type = self.getVariableType("ii") |
| self.assertTrue(ii_type.startswith(self.namespace + "::set"), |
| "Type: " + ii_type) |
| |
| self.expect("frame variable ii", substrs=["size=0", "{}"]) |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect( |
| "frame variable ii", |
| substrs=["size=6", |
| "[0] = 0", |
| "[1] = 1", |
| "[2] = 2", |
| "[3] = 3", |
| "[4] = 4", |
| "[5] = 5"]) |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.check_ii("ii") |
| |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect("frame variable ii", substrs=["size=0", "{}"]) |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect("frame variable ii", substrs=["size=0", "{}"]) |
| |
| ss_type = self.getVariableType("ss") |
| self.assertTrue(ii_type.startswith(self.namespace + "::set"), |
| "Type: " + ss_type) |
| |
| self.expect("frame variable ss", substrs=["size=0", "{}"]) |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect( |
| "frame variable ss", |
| substrs=["size=2", |
| '[0] = "a"', |
| '[1] = "a very long string is right here"']) |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect( |
| "frame variable ss", |
| substrs=["size=4", |
| '[2] = "b"', |
| '[3] = "c"', |
| '[0] = "a"', |
| '[1] = "a very long string is right here"']) |
| self.expect( |
| "p ss", |
| substrs=["size=4", |
| '[2] = "b"', |
| '[3] = "c"', |
| '[0] = "a"', |
| '[1] = "a very long string is right here"']) |
| self.expect("frame variable ss[2]", substrs=[' = "b"']) |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect( |
| "frame variable ss", |
| substrs=["size=3", |
| '[0] = "a"', |
| '[1] = "a very long string is right here"', |
| '[2] = "c"']) |
| |
| @add_test_categories(["libc++"]) |
| def test_ref_and_ptr(self): |
| """Test that the data formatters work on ref and ptr.""" |
| self.build() |
| (self.target, process, _, bkpt) = lldbutil.run_to_source_breakpoint( |
| self, "Stop here to check by ref and ptr.", |
| lldb.SBFileSpec("main.cpp", False)) |
| # The reference should print just like the value: |
| self.check_ii("ref") |
| |
| self.expect("frame variable ptr", |
| substrs=["ptr =", "size=7"]) |
| self.expect("expr ptr", |
| substrs=["size=7"]) |
| |
