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"""
Test some lldb command abbreviations and aliases for proper resolution.
"""
from __future__ import print_function
import os, time
import lldb
from lldbsuite.test.lldbtest import *
import lldbsuite.test.lldbutil as lldbutil
class AbbreviationsTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
@expectedFlakeyFreeBSD("llvm.org/pr22611 thread race condition breaks prompt setting")
@no_debug_info_test
def test_command_abbreviations_and_aliases (self):
command_interpreter = self.dbg.GetCommandInterpreter()
self.assertTrue(command_interpreter, VALID_COMMAND_INTERPRETER)
result = lldb.SBCommandReturnObject()
# Check that abbreviations are expanded to the full command.
command_interpreter.ResolveCommand("ap script", result)
self.assertTrue(result.Succeeded())
self.assertEqual("apropos script", result.GetOutput())
command_interpreter.ResolveCommand("h", result)
self.assertTrue(result.Succeeded())
self.assertEqual("help", result.GetOutput())
# Check resolution of abbreviations for multi-word commands.
command_interpreter.ResolveCommand("lo li", result)
self.assertTrue(result.Succeeded())
self.assertEqual("log list", result.GetOutput())
command_interpreter.ResolveCommand("br s", result)
self.assertTrue(result.Succeeded())
self.assertEqual("breakpoint set", result.GetOutput())
# Try an ambiguous abbreviation.
# "pl" could be "platform" or "plugin".
command_interpreter.ResolveCommand("pl", result)
self.assertFalse(result.Succeeded())
self.assertTrue(result.GetError().startswith("Ambiguous command"))
# Make sure an unabbreviated command is not mangled.
command_interpreter.ResolveCommand("breakpoint set --name main --line 123", result)
self.assertTrue(result.Succeeded())
self.assertEqual("breakpoint set --name main --line 123", result.GetOutput())
# Create some aliases.
self.runCmd("com a alias com al")
self.runCmd("alias gurp help")
# Check that an alias is replaced with the actual command
command_interpreter.ResolveCommand("gurp target create", result)
self.assertTrue(result.Succeeded())
self.assertEqual("help target create", result.GetOutput())
# Delete the alias and make sure it no longer has an effect.
self.runCmd("com u gurp")
command_interpreter.ResolveCommand("gurp", result)
self.assertFalse(result.Succeeded())
# Check aliases with text replacement.
self.runCmd("alias pltty process launch -s -o %1 -e %1")
command_interpreter.ResolveCommand("pltty /dev/tty0", result)
self.assertTrue(result.Succeeded())
self.assertEqual("process launch -s -o /dev/tty0 -e /dev/tty0", result.GetOutput())
self.runCmd("alias xyzzy breakpoint set -n %1 -l %2")
command_interpreter.ResolveCommand("xyzzy main 123", result)
self.assertTrue(result.Succeeded())
self.assertEqual("breakpoint set -n main -l 123", result.GetOutput().strip())
# And again, without enough parameters.
command_interpreter.ResolveCommand("xyzzy main", result)
self.assertFalse(result.Succeeded())
# Check a command that wants the raw input.
command_interpreter.ResolveCommand(r'''sc print("\n\n\tHello!\n")''', result)
self.assertTrue(result.Succeeded())
self.assertEqual(r'''script print("\n\n\tHello!\n")''', result.GetOutput())
# Prompt changing stuff should be tested, but this doesn't seem like the
# right test to do it in. It has nothing to do with aliases or abbreviations.
#self.runCmd("com sou ./change_prompt.lldb")
#self.expect("settings show prompt",
# startstr = 'prompt (string) = "[with-three-trailing-spaces] "')
#self.runCmd("settings clear prompt")
#self.expect("settings show prompt",
# startstr = 'prompt (string) = "(lldb) "')
#self.runCmd("se se prompt 'Sycamore> '")
#self.expect("se sh prompt",
# startstr = 'prompt (string) = "Sycamore> "')
#self.runCmd("se cl prompt")
#self.expect("set sh prompt",
# startstr = 'prompt (string) = "(lldb) "')
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