| """ |
| Test lldb data formatter subsystem. |
| """ |
| |
| |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| USE_LIBSTDCPP = "USE_LIBSTDCPP" |
| USE_LIBCPP = "USE_LIBCPP" |
| |
| |
| class GenericMultiSetDataFormatterTestCase(TestBase): |
| def setUp(self): |
| TestBase.setUp(self) |
| self.namespace = "std" |
| |
| def findVariable(self, name): |
| var = self.frame().FindVariable(name) |
| self.assertTrue(var.IsValid()) |
| return var |
| |
| def getVariableType(self, name): |
| var = self.findVariable(name) |
| return var.GetType().GetDisplayTypeName() |
| |
| def check(self, var_name, size): |
| var = self.findVariable(var_name) |
| self.assertEqual(var.GetNumChildren(), size) |
| children = [] |
| for i in range(size): |
| child = var.GetChildAtIndex(i) |
| children.append(ValueCheck(value=child.GetValue())) |
| self.expect_var_path( |
| var_name, type=self.getVariableType(var_name), children=children |
| ) |
| |
| def do_test_with_run_command(self, stdlib_type): |
| """Test that that file and class static variables display correctly.""" |
| self.build(dictionary={stdlib_type: "1"}) |
| (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 + "::multiset"), "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", 7) |
| |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect("frame variable ii", substrs=["size=0", "{}"]) |
| self.check("ii", 0) |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect("frame variable ii", substrs=["size=0", "{}"]) |
| ss_type = self.getVariableType("ss") |
| self.assertTrue( |
| ss_type.startswith(self.namespace + "::multiset"), "Type: " + ss_type |
| ) |
| self.expect("frame variable ss", substrs=["size=0", "{}"]) |
| self.check("ss", 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"'], |
| ) |
| self.check("ss", 2) |
| lldbutil.continue_to_breakpoint(process, bkpt) |
| self.expect( |
| "frame variable ss", |
| substrs=[ |
| "size=4", |
| '[0] = "a"', |
| '[1] = "a very long string is right here"', |
| '[2] = "b"', |
| '[3] = "c"', |
| ], |
| ) |
| self.check("ss", 4) |
| self.expect( |
| "expression ss", |
| substrs=[ |
| "size=4", |
| '[0] = "a"', |
| '[1] = "a very long string is right here"', |
| '[2] = "b"', |
| '[3] = "c"', |
| ], |
| ) |
| 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"', |
| ], |
| ) |
| |
| def do_test_ref_and_ptr(self, stdlib_type): |
| """Test that the data formatters work on ref and ptr.""" |
| self.build(dictionary={stdlib_type: "1"}) |
| (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("ref", 7) |
| |
| self.expect("frame variable ptr", substrs=["ptr =", "size=7"]) |
| self.expect("expr ptr", substrs=["size=7"]) |
| |
| @add_test_categories(["libstdcxx"]) |
| def test_with_run_command_libstdcpp(self): |
| self.do_test_with_run_command(USE_LIBSTDCPP) |
| |
| @add_test_categories(["libc++"]) |
| def test_with_run_command_libcpp(self): |
| self.do_test_with_run_command(USE_LIBCPP) |
| |
| @add_test_categories(["libstdcxx"]) |
| def test_ref_and_ptr_libstdcpp(self): |
| self.do_test_ref_and_ptr(USE_LIBSTDCPP) |
| |
| @add_test_categories(["libc++"]) |
| def test_ref_and_ptr_libcpp(self): |
| self.do_test_ref_and_ptr(USE_LIBCPP) |
