hy/tests/test_bin.py

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#!/usr/bin/env python
# -*- encoding: utf-8 -*-
# Copyright (c) 2013 Julien Danjou <julien@danjou.info>
# Copyright (c) 2013 Will Kahn-Greene <willg@bluesock.org>
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# Copyright (c) 2014 Bob Tolbert <bob@tolbert.org>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
import os
import subprocess
import re
from hy._compat import PY3
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hy_dir = os.environ.get('HY_DIR', '')
def hr(s=""):
return "hy --repl-output-fn=hy.contrib.hy-repr.hy-repr " + s
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def run_cmd(cmd, stdin_data=None, expect=0):
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p = subprocess.Popen(os.path.join(hy_dir, cmd),
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
shell=True)
if stdin_data is not None:
p.stdin.write(stdin_data.encode('ASCII'))
p.stdin.flush()
p.stdin.close()
# Read stdout and stderr otherwise if the PIPE buffer is full, we might
# wait for ever…
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stdout = ""
stderr = ""
while p.poll() is None:
stdout += p.stdout.read().decode('utf-8')
stderr += p.stderr.read().decode('utf-8')
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assert p.returncode == expect
return stdout, stderr
def test_bin_hy():
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run_cmd("hy", "")
def test_bin_hy_stdin():
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output, _ = run_cmd("hy", '(koan)')
assert "monk" in output
output, _ = run_cmd("hy --spy", '(koan)')
assert "monk" in output
assert "\\n Ummon" in output
# --spy should work even when an exception is thrown
output, _ = run_cmd("hy --spy", '(foof)')
assert "foof()" in output
def test_bin_hy_stdin_multiline():
output, _ = run_cmd("hy", '(+ "a" "b"\n"c" "d")')
assert "'abcd'" in output
def test_bin_hy_stdin_comments():
_, err_empty = run_cmd("hy", '')
output, err = run_cmd("hy", '(+ "a" "b") ; "c"')
assert "'ab'" in output
assert err == err_empty
_, err = run_cmd("hy", '; 1')
assert err == err_empty
def test_bin_hy_stdin_assignment():
# If the last form is an assignment, don't print the value.
output, _ = run_cmd("hy", '(setv x (+ "A" "Z"))')
assert "AZ" not in output
output, _ = run_cmd("hy", '(setv x (+ "A" "Z")) (+ "B" "Y")')
assert "AZ" not in output
assert "BY" in output
output, _ = run_cmd("hy", '(+ "B" "Y") (setv x (+ "A" "Z"))')
assert "AZ" not in output
assert "BY" not in output
def test_bin_hy_stdin_as_arrow():
# https://github.com/hylang/hy/issues/1255
output, _ = run_cmd("hy", "(as-> 0 it (inc it) (inc it))")
assert re.match(r"=>\s+2L?\s+=>", output)
def test_bin_hy_stdin_error_underline_alignment():
_, err = run_cmd("hy", "(defmacro mabcdefghi [x] x)\n(mabcdefghi)")
assert "\n (mabcdefghi)\n ^----------^" in err
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def test_bin_hy_stdin_except_do():
# https://github.com/hylang/hy/issues/533
output, _ = run_cmd("hy", '(try (/ 1 0) (except [ZeroDivisionError] "hello"))') # noqa
assert "hello" in output
output, _ = run_cmd("hy", '(try (/ 1 0) (except [ZeroDivisionError] "aaa" "bbb" "ccc"))') # noqa
assert "aaa" not in output
assert "bbb" not in output
assert "ccc" in output
output, _ = run_cmd("hy", '(if True (do "xxx" "yyy" "zzz"))')
assert "xxx" not in output
assert "yyy" not in output
assert "zzz" in output
def test_bin_hy_stdin_hy_repr():
output, _ = run_cmd("hy", '(+ [1] [2])')
assert "[1, 2]" in output.replace('L', '')
output, _ = run_cmd(hr(), '(+ [1] [2])')
assert "[1 2]" in output
output, _ = run_cmd(hr("--spy"), '(+ [1] [2])')
assert "[1]+[2]" in output.replace('L', '').replace(' ', '')
assert "[1 2]" in output
# --spy should work even when an exception is thrown
output, _ = run_cmd(hr("--spy"), '(+ [1] [2] (foof))')
assert "[1]+[2]" in output.replace('L', '').replace(' ', '')
def test_bin_hy_cmd():
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output, _ = run_cmd("hy -c \"(koan)\"")
assert "monk" in output
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_, err = run_cmd("hy -c \"(koan\"", expect=1)
assert "Premature end of input" in err
def test_bin_hy_icmd():
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output, _ = run_cmd("hy -i \"(koan)\"", "(ideas)")
assert "monk" in output
assert "figlet" in output
def test_bin_hy_icmd_file():
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output, _ = run_cmd("hy -i resources/icmd_test_file.hy", "(ideas)")
assert "Hy!" in output
def test_bin_hy_icmd_and_spy():
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output, _ = run_cmd("hy -i \"(+ [] [])\" --spy", "(+ 1 1)")
assert "([] + [])" in output
def test_bin_hy_missing_file():
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_, err = run_cmd("hy foobarbaz", expect=2)
assert "No such file" in err
def test_bin_hy_file_with_args():
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assert "usage" in run_cmd("hy tests/resources/argparse_ex.hy -h")[0]
assert "got c" in run_cmd("hy tests/resources/argparse_ex.hy -c bar")[0]
assert "foo" in run_cmd("hy tests/resources/argparse_ex.hy -i foo")[0]
assert "foo" in run_cmd("hy tests/resources/argparse_ex.hy -i foo -c bar")[0] # noqa
def test_bin_hyc():
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_, err = run_cmd("hyc", expect=2)
assert "usage" in err
output, _ = run_cmd("hyc -h")
assert "usage" in output
output, _ = run_cmd("hyc tests/resources/argparse_ex.hy")
assert "Compiling" in output
assert os.path.exists("tests/resources/argparse_ex.pyc")
def test_bin_hyc_missing_file():
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_, err = run_cmd("hyc foobarbaz", expect=2)
assert "[Errno 2]" in err
def test_hy2py():
i = 0
for dirpath, dirnames, filenames in os.walk("tests/native_tests"):
for f in filenames:
if f.endswith(".hy"):
if f == "py3_only_tests.hy" and not PY3:
continue
else:
i += 1
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output, err = run_cmd("hy2py -s -a " +
os.path.join(dirpath, f))
assert len(output) > 1, f
assert len(err) == 0, f
assert i
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def test_bin_hy_builtins():
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import hy.cmdline # NOQA
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assert str(exit) == "Use (exit) or Ctrl-D (i.e. EOF) to exit"
assert str(quit) == "Use (quit) or Ctrl-D (i.e. EOF) to exit"
def test_bin_hy_main():
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output, _ = run_cmd("hy tests/resources/bin/main.hy")
assert "Hello World" in output
def test_bin_hy_main_args():
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output, _ = run_cmd("hy tests/resources/bin/main.hy test 123")
assert "test" in output
assert "123" in output
def test_bin_hy_main_exitvalue():
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run_cmd("hy tests/resources/bin/main.hy exit1", expect=1)
def test_bin_hy_no_main():
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output, _ = run_cmd("hy tests/resources/bin/nomain.hy")
assert "This Should Still Work" in output
def test_bin_hy_module_main():
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output, _ = run_cmd("hy -m tests.resources.bin.main")
assert "Hello World" in output
def test_bin_hy_module_main_args():
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output, _ = run_cmd("hy -m tests.resources.bin.main test 123")
assert "test" in output
assert "123" in output
def test_bin_hy_module_main_exitvalue():
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run_cmd("hy -m tests.resources.bin.main exit1", expect=1)
def test_bin_hy_module_no_main():
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output, _ = run_cmd("hy -m tests.resources.bin.nomain")
assert "This Should Still Work" in output