+++ /dev/null
-"""
-Test that 'stty -a' displays the same output before and after running the lldb command.
-"""
-
-from __future__ import print_function
-
-
-import os
-import lldb
-import six
-from lldbsuite.test.decorators import *
-from lldbsuite.test.lldbtest import *
-from lldbsuite.test import lldbutil
-
-
-class TestSTTYBeforeAndAfter(TestBase):
-
- mydir = TestBase.compute_mydir(__file__)
-
- @classmethod
- def classCleanup(cls):
- """Cleanup the test byproducts."""
- cls.RemoveTempFile("child_send1.txt")
- cls.RemoveTempFile("child_read1.txt")
- cls.RemoveTempFile("child_send2.txt")
- cls.RemoveTempFile("child_read2.txt")
-
- @expectedFailureAll(
- hostoslist=["windows"],
- bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
- @no_debug_info_test
- def test_stty_dash_a_before_and_afetr_invoking_lldb_command(self):
- """Test that 'stty -a' displays the same output before and after running the lldb command."""
- import pexpect
- if not which('expect'):
- self.skipTest(
- "The 'expect' program cannot be located, skip the test")
-
- # The expect prompt.
- expect_prompt = "expect[0-9.]+> "
- # The default lldb prompt.
- lldb_prompt = "(lldb) "
-
- # So that the child gets torn down after the test.
- self.child = pexpect.spawn('expect')
- child = self.child
-
- child.expect(expect_prompt)
- child.setecho(True)
- if self.TraceOn():
- child.logfile = sys.stdout
-
- if self.platformIsDarwin():
- child.sendline('set env(TERM) xterm')
- else:
- child.sendline('set env(TERM) vt100')
- child.expect(expect_prompt)
- child.sendline('puts $env(TERM)')
- child.expect(expect_prompt)
-
- # Turn on loggings for input/output to/from the child.
- child.logfile_send = child_send1 = six.StringIO()
- child.logfile_read = child_read1 = six.StringIO()
- child.sendline('stty -a')
- child.expect(expect_prompt)
-
- # Now that the stage1 logging is done, restore logfile to None to
- # stop further logging.
- child.logfile_send = None
- child.logfile_read = None
-
- # Invoke the lldb command.
- child.sendline('%s %s' % (lldbtest_config.lldbExec, self.lldbOption))
- child.expect_exact(lldb_prompt)
-
- # Immediately quit.
- child.sendline('quit')
- child.expect(expect_prompt)
-
- child.logfile_send = child_send2 = six.StringIO()
- child.logfile_read = child_read2 = six.StringIO()
- child.sendline('stty -a')
- child.expect(expect_prompt)
-
- child.sendline('exit')
-
- # Now that the stage2 logging is done, restore logfile to None to
- # stop further logging.
- child.logfile_send = None
- child.logfile_read = None
-
- if self.TraceOn():
- print("\n\nContents of child_send1:")
- print(child_send1.getvalue())
- print("\n\nContents of child_read1:")
- print(child_read1.getvalue())
- print("\n\nContents of child_send2:")
- print(child_send2.getvalue())
- print("\n\nContents of child_read2:")
- print(child_read2.getvalue())
-
- stty_output1_lines = child_read1.getvalue().splitlines()
- stty_output2_lines = child_read2.getvalue().splitlines()
- zipped = list(zip(stty_output1_lines, stty_output2_lines))
- for tuple in zipped:
- if self.TraceOn():
- print("tuple->%s" % str(tuple))
- # Every line should compare equal until the first blank line.
- if len(tuple[0]) == 0:
- break
- self.assertTrue(tuple[0] == tuple[1])