"""Test that SBFrame::FindValue finds things but does not duplicate the entire variables list"""

from __future__ import print_function



import os, sys, time
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil

class SBFrameFindValueTestCase(TestBase):

    mydir = TestBase.compute_mydir(__file__)

    @add_test_categories(['pyapi'])
    def test_formatters_api(self):
        """Test that SBFrame::FindValue finds things but does not duplicate the entire variables list"""
        self.build()
        self.setTearDownCleanup()

        exe_name = "a.out"
        exe = os.path.join(os.getcwd(), exe_name)

        # Create the target
        target = self.dbg.CreateTarget(exe)
        self.assertTrue(target, VALID_TARGET)
        
        # Set the breakpoints
        breakpoint = target.BreakpointCreateBySourceRegex('Set breakpoint here', lldb.SBFileSpec("main.cpp"))
        self.assertTrue(breakpoint.GetNumLocations() > 0, VALID_BREAKPOINT)

        # Launch the process, and do not stop at the entry point.
        process = target.LaunchSimple(None, None, self.get_process_working_directory())

        self.assertTrue(process, PROCESS_IS_VALID)

        # Frame #0 should be at our breakpoint.
        threads = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint)
        
        self.assertTrue(len(threads) == 1)
        self.thread = threads[0]
        self.frame = self.thread.frames[0]
        self.assertTrue(self.frame, "Frame 0 is valid.")

        self.assertTrue(self.frame.GetVariables(True,True,False,True).GetSize() == 2, "variable count is off")
        self.assertFalse(self.frame.FindValue("NoSuchThing",lldb.eValueTypeVariableArgument,lldb.eDynamicCanRunTarget).IsValid(), "found something that should not be here")
        self.assertTrue(self.frame.GetVariables(True,True,False,True).GetSize() == 2, "variable count is off after failed FindValue()")
        self.assertTrue(self.frame.FindValue("a",lldb.eValueTypeVariableArgument,lldb.eDynamicCanRunTarget).IsValid(), "FindValue() didn't find an argument")
        self.assertTrue(self.frame.GetVariables(True,True,False,True).GetSize() == 2, "variable count is off after successful FindValue()")
