Merge pull request #2709 from pre-commit/test-lua

test lua directly

tests/languages/lua_test.py

@@ -0,0 +1,58 @@
+from __future__ import annotations
+
+import sys
+
+import pytest
+
+from pre_commit.languages import lua
+from pre_commit.util import make_executable
+from testing.language_helpers import run_language
+
+pytestmark = pytest.mark.skipif(
+    sys.platform == 'win32',
+    reason='lua is not supported on windows',
+)
+
+
+def test_lua(tmp_path):  # pragma: win32 no cover
+    rockspec = '''\
+package = "hello"
+version = "dev-1"
+
+source = {
+   url = "git+ssh://git@github.com/pre-commit/pre-commit.git"
+}
+description = {}
+dependencies = {}
+build = {
+    type = "builtin",
+    modules = {},
+    install = {
+        bin = {"bin/hello-world-lua"}
+    },
+}
+'''
+    hello_world_lua = '''\
+#!/usr/bin/env lua
+print('hello world')
+'''
+    tmp_path.joinpath('hello-dev-1.rockspec').write_text(rockspec)
+    bin_dir = tmp_path.joinpath('bin')
+    bin_dir.mkdir()
+    bin_file = bin_dir.joinpath('hello-world-lua')
+    bin_file.write_text(hello_world_lua)
+    make_executable(bin_file)
+
+    expected = (0, b'hello world\n')
+    assert run_language(tmp_path, lua, 'hello-world-lua') == expected
+
+
+def test_lua_additional_dependencies(tmp_path):  # pragma: win32 no cover
+    ret, out = run_language(
+        tmp_path,
+        lua,
+        'luacheck --version',
+        deps=('luacheck',),
+    )
+    assert ret == 0
+    assert out.startswith(b'Luacheck: ')