Vendor import of lldb trunk r256945:vendor/lldb/lldb-trunk-r256945

https://llvm.org/svn/llvm-project/lldb/trunk@256945

1 files changed, 116 insertions, 0 deletions

diff --git a/packages/Python/lldbsuite/test/python_api/type/TestTypeList.py b/packages/Python/lldbsuite/test/python_api/type/TestTypeList.py
new file mode 100644
index 000000000000..d9e5719844e2
--- /dev/null
+++ b/packages/Python/lldbsuite/test/python_api/type/TestTypeList.py
@@ -0,0 +1,116 @@
+"""
+Test SBType and SBTypeList API.
+"""
+
+from __future__ import print_function
+
+
+
+import os, time
+import re
+import lldb
+import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.lldbtest import *
+
+class TypeAndTypeListTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        # We'll use the test method name as the exe_name.
+        self.exe_name = self.testMethodName
+        # Find the line number to break at.
+        self.source = 'main.cpp'
+        self.line = line_number(self.source, '// Break at this line')
+
+    @add_test_categories(['pyapi'])
+    def test(self):
+        """Exercise SBType and SBTypeList API."""
+        d = {'EXE': self.exe_name}
+        self.build(dictionary=d)
+        self.setTearDownCleanup(dictionary=d)
+        exe = os.path.join(os.getcwd(), self.exe_name)
+
+        # Create a target by the debugger.
+        target = self.dbg.CreateTarget(exe)
+        self.assertTrue(target, VALID_TARGET)
+
+        # Create the breakpoint inside function 'main'.
+        breakpoint = target.BreakpointCreateByLocation(self.source, self.line)
+        self.assertTrue(breakpoint, VALID_BREAKPOINT)
+
+        # Now launch the process, and do not stop at entry point.
+        process = target.LaunchSimple (None, None, self.get_process_working_directory())
+        self.assertTrue(process, PROCESS_IS_VALID)
+
+        # Get Frame #0.
+        self.assertTrue(process.GetState() == lldb.eStateStopped)
+        thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
+        self.assertTrue(thread.IsValid(), "There should be a thread stopped due to breakpoint condition")
+        frame0 = thread.GetFrameAtIndex(0)
+
+        # Get the type 'Task'.
+        type_list = target.FindTypes('Task')
+        if self.TraceOn():
+            print("Size of type_list from target.FindTypes('Task') query: %d" % type_list.GetSize())
+        self.assertTrue(len(type_list) >= 1) # a second Task make be scared up by the Objective-C runtime
+        for type in type_list:
+            self.assertTrue(type)
+            self.DebugSBType(type)
+            self.assertFalse(type.IsAnonymousType(), "Task is not anonymous")
+            for field in type.fields:
+                if field.name == "type":
+                    for enum_member in field.type.enum_members:
+                        self.assertTrue(enum_member)
+                        self.DebugSBType(enum_member.type)
+                elif field.name == "my_type_is_nameless":
+                    self.assertTrue(field.type.IsAnonymousType(), "my_type_is_nameless has an anonymous type")
+                elif field.name == "my_type_is_named":
+                    self.assertFalse(field.type.IsAnonymousType(), "my_type_is_named has a named type")
+
+        # Pass an empty string.  LLDB should not crash. :-)
+        fuzz_types = target.FindTypes(None)
+        fuzz_type = target.FindFirstType(None)
+
+        # Now use the SBTarget.FindFirstType() API to find 'Task'.
+        task_type = target.FindFirstType('Task')
+        self.assertTrue(task_type)
+        self.DebugSBType(task_type)
+
+        # Get the reference type of 'Task', just for fun.
+        task_ref_type = task_type.GetReferenceType()
+        self.assertTrue(task_ref_type)
+        self.DebugSBType(task_ref_type)
+
+        # Get the pointer type of 'Task', which is the same as task_head's type.
+        task_pointer_type = task_type.GetPointerType()
+        self.assertTrue(task_pointer_type)
+        self.DebugSBType(task_pointer_type)
+
+        # Get variable 'task_head'.
+        task_head = frame0.FindVariable('task_head')
+        self.assertTrue(task_head, VALID_VARIABLE)
+        self.DebugSBValue(task_head)
+        task_head_type = task_head.GetType()
+        self.DebugSBType(task_head_type)
+        self.assertTrue(task_head_type.IsPointerType())
+
+        self.assertTrue(task_head_type == task_pointer_type)
+
+        # Get the pointee type of 'task_head'.
+        task_head_pointee_type = task_head_type.GetPointeeType()
+        self.DebugSBType(task_head_pointee_type)
+
+        self.assertTrue(task_type == task_head_pointee_type)
+
+        # We'll now get the child member 'id' from 'task_head'.
+        id = task_head.GetChildMemberWithName('id')
+        self.DebugSBValue(id)
+        id_type = id.GetType()
+        self.DebugSBType(id_type)
+
+        # SBType.GetBasicType() takes an enum 'BasicType' (lldb-enumerations.h).
+        int_type = id_type.GetBasicType(lldb.eBasicTypeInt)
+        self.assertTrue(id_type == int_type)