mirror of
https://github.com/xonsh/xonsh.git
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119 lines
3.1 KiB
Python
119 lines
3.1 KiB
Python
import os
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import builtins
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import pytest
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from xonsh.commands_cache import (
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CommandsCache,
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predict_shell,
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SHELL_PREDICTOR_PARSER,
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predict_true,
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predict_false,
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)
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from tools import skip_if_on_windows
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def test_commands_cache_lazy(xonsh_builtins):
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cc = CommandsCache()
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assert not cc.lazyin("xonsh")
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assert 0 == len(list(cc.lazyiter()))
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assert 0 == cc.lazylen()
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TRUE_SHELL_ARGS = [
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["-c", "yo"],
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["-c=yo"],
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["file"],
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["-i", "-l", "file"],
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["-i", "-c", "yo"],
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["-i", "file"],
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["-i", "-c", "yo", "file"],
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]
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@pytest.mark.parametrize("args", TRUE_SHELL_ARGS)
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def test_predict_shell_parser(args):
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ns, unknown = SHELL_PREDICTOR_PARSER.parse_known_args(args)
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if ns.filename is not None:
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assert not ns.filename.startswith("-")
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@pytest.mark.parametrize("args", TRUE_SHELL_ARGS)
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def test_predict_shell_true(args):
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assert predict_shell(args)
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FALSE_SHELL_ARGS = [[], ["-c"], ["-i"], ["-i", "-l"]]
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@pytest.mark.parametrize("args", FALSE_SHELL_ARGS)
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def test_predict_shell_false(args):
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assert not predict_shell(args)
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PATTERN_BIN_USING_TTY_OR_NOT = [
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(False, {10: b"isnotatty"}),
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(False, {12: b"isatty"}),
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(False, {151: b"gpm"}),
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(False, {10: b"isatty", 100: b"tcgetattr"}),
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(False, {10: b"isatty", 100: b"tcsetattr"}),
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(True, {10: b"isatty", 100: b"tcsetattr", 1000: b"tcgetattr"}),
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(True, {1000: b"libncurses"}),
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(True, {4094: b"libgpm"}),
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(
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True,
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{2045: b"tcgetattr", 4095: b"tcgetattr", 6140: b"tcsetattr", 8190: b"isatty"},
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),
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]
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@pytest.mark.parametrize("args", PATTERN_BIN_USING_TTY_OR_NOT)
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@skip_if_on_windows
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def test_commands_cache_predictor_default(args):
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cc = CommandsCache()
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use_tty, patterns = args
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f = open("testfile", "wb")
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where = list(patterns.keys())
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where.sort()
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pos = 0
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for w in where:
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f.write(b"\x20" * (w - pos))
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f.write(patterns[w])
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pos = w + len(patterns[w])
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f.write(b"\x20" * (pos // 2))
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f.close()
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result = cc.default_predictor_readbin(
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"", os.getcwd() + os.sep + "testfile", timeout=1, failure=None
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)
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expected = predict_false if use_tty else predict_true
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assert result == expected
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@skip_if_on_windows
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def test_cd_is_only_functional_alias(xonsh_builtins):
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cc = CommandsCache()
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builtins.aliases["cd"] = lambda args: os.chdir(args[0])
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assert cc.is_only_functional_alias("cd")
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def test_non_exist_is_only_functional_alias(xonsh_builtins):
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cc = CommandsCache()
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assert not cc.is_only_functional_alias("<not really a command name>")
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@skip_if_on_windows
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def test_bash_is_only_functional_alias(xonsh_builtins):
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builtins.__xonsh__.env["PATH"] = os.environ["PATH"].split(os.pathsep)
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cc = CommandsCache()
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assert not cc.is_only_functional_alias("bash")
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@skip_if_on_windows
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def test_bash_and_is_alias_is_only_functional_alias(xonsh_builtins):
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builtins.__xonsh__.env["PATH"] = os.environ["PATH"].split(os.pathsep)
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cc = CommandsCache()
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builtins.aliases["bash"] = lambda args: os.chdir(args[0])
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assert not cc.is_only_functional_alias("bash")
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