"""
Test some lldb command abbreviations.
"""
from __future__ import print_function


import lldb
import os
import time
from lldbsuite.test.lldbtest import *
import lldbsuite.test.lldbutil as lldbutil
import lldbsuite.support.seven as seven

def execute_command (command):
    #print('%% %s' % (command))
    (exit_status, output) = seven.get_command_status_output(command)
    #if output:
    #    print(output)
    #print('status = %u' % (exit_status))
    return exit_status

class ExecTestCase(TestBase):

    mydir = TestBase.compute_mydir(__file__)

    @skipUnlessDarwin
    def test(self):
        if self.getArchitecture() == 'x86_64':
            source = os.path.join (os.getcwd(), "main.cpp")
            o_file = os.path.join (os.getcwd(), "main.o")
            execute_command ("'%s' -g -O0 -arch i386 -arch x86_64 '%s' -c -o '%s'" % (os.environ["CC"], source, o_file))
            execute_command ("'%s' -g -O0 -arch i386 -arch x86_64 '%s'" % (os.environ["CC"], o_file))
            if self.debug_info != "dsym":
                dsym_path = os.path.join (os.getcwd(), "a.out.dSYM")
                execute_command ("rm -rf '%s'" % (dsym_path))
        else:
            self.build()

        exe = os.path.join (os.getcwd(), "a.out")
        
        # Create the target
        target = self.dbg.CreateTarget(exe)
        
        # Create any breakpoints we need
        breakpoint = target.BreakpointCreateBySourceRegex ('Set breakpoint 1 here', lldb.SBFileSpec ("main.cpp", False))
        self.assertTrue(breakpoint, VALID_BREAKPOINT)

        # Launch the process
        process = target.LaunchSimple (None, None, self.get_process_working_directory())
        self.assertTrue(process, PROCESS_IS_VALID)
        
        for i in range(6):
            # The stop reason of the thread should be breakpoint.
            self.assertTrue(process.GetState() == lldb.eStateStopped,
                            STOPPED_DUE_TO_BREAKPOINT)

            thread = process.GetThreadAtIndex (0)

            self.assertTrue (thread.IsValid(),
                             "Process stopped at 'main' should have a valid thread");

            stop_reason = thread.GetStopReason()
            
            self.assertTrue (stop_reason == lldb.eStopReasonBreakpoint,
                             "Thread in process stopped in 'main' should have a stop reason of eStopReasonBreakpoint");

            # Run and we should stop due to exec
            process.Continue()
        
            self.assertTrue(process.GetState() == lldb.eStateStopped,
                            "Process should be stopped at __dyld_start")
                        
            thread = process.GetThreadAtIndex (0)
        
            self.assertTrue (thread.IsValid(),
                             "Process stopped at exec should have a valid thread");
        
            stop_reason = thread.GetStopReason()
        
            self.assertTrue (stop_reason == lldb.eStopReasonExec,
                             "Thread in process stopped on exec should have a stop reason of eStopReasonExec");
        
             # Run and we should stop at breakpoint in main after exec
            process.Continue()