65 lines
1.4 KiB
Python
65 lines
1.4 KiB
Python
|
import os
|
||
|
import shutil
|
||
|
import subprocess
|
||
|
import sys
|
||
|
import tempfile
|
||
|
import textwrap
|
||
|
|
||
|
import pytest
|
||
|
|
||
|
DUMMY_LIB = """
|
||
|
pub fn say_hello() {
|
||
|
println!("Hello, World!");
|
||
|
}
|
||
|
"""
|
||
|
DEPGEN = os.path.join(os.path.dirname(__file__), "cargo-deps.py")
|
||
|
|
||
|
|
||
|
@pytest.fixture
|
||
|
def cargo_toml(request):
|
||
|
def make_cargo_toml(contents):
|
||
|
toml = os.path.join(tmpdir, "Cargo.toml")
|
||
|
with open(toml, "w") as fobj:
|
||
|
fobj.write(textwrap.dedent(contents))
|
||
|
return toml
|
||
|
|
||
|
tmpdir = tempfile.mkdtemp(prefix="cargo-deps-")
|
||
|
srcdir = os.path.join(tmpdir, "src")
|
||
|
os.mkdir(srcdir)
|
||
|
with open(os.path.join(srcdir, "lib.rs"), "w") as fobj:
|
||
|
fobj.write(DUMMY_LIB)
|
||
|
|
||
|
def finalize():
|
||
|
shutil.rmtree(tmpdir)
|
||
|
request.addfinalizer(finalize)
|
||
|
|
||
|
return make_cargo_toml
|
||
|
|
||
|
|
||
|
def run(*params):
|
||
|
cmd = [sys.executable, DEPGEN, *params]
|
||
|
out = subprocess.check_output(cmd, universal_newlines=True)
|
||
|
return out.split("\n")[:-1]
|
||
|
|
||
|
|
||
|
@pytest.mark.parametrize("toml,expected", [
|
||
|
("""
|
||
|
[package]
|
||
|
name = "hello"
|
||
|
version = "0.0.0"
|
||
|
""",
|
||
|
["crate(hello) = 0.0.0"]),
|
||
|
("""
|
||
|
[package]
|
||
|
name = "hello"
|
||
|
version = "1.2.3"
|
||
|
|
||
|
[features]
|
||
|
color = []
|
||
|
""",
|
||
|
["crate(hello) = 1.2.3",
|
||
|
"crate(hello/color) = 1.2.3"]),
|
||
|
])
|
||
|
def test_provides(toml, expected, cargo_toml):
|
||
|
assert run("--provides", cargo_toml(toml)) == expected
|