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// Copyright Joyent, Inc. and other Node contributors.
//
// 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.
'use strict';
const common = require('../common');
const assert = require('assert');
// Test variants of pid
//
// null: TypeError
// undefined: TypeError
//
// 'SIGTERM': TypeError
//
// String(process.pid): TypeError
//
// Nan, Infinity, -Infinity: TypeError
//
// 0, String(0): our group process
//
// process.pid, String(process.pid): ourself
['SIGTERM', null, undefined, NaN, Infinity, -Infinity].forEach((val) => {
assert.throws(() => process.kill(val), {
code: 'ERR_INVALID_ARG_TYPE',
name: 'TypeError',
message: 'The "pid" argument must be of type number. ' +
`Received type ${typeof val}`
});
});
// Test that kill throws an error for unknown signal names
common.expectsError(() => process.kill(0, 'test'), {
code: 'ERR_UNKNOWN_SIGNAL',
type: TypeError,
message: 'Unknown signal: test'
});
// Test that kill throws an error for invalid signal numbers
common.expectsError(() => process.kill(0, 987), {
code: 'EINVAL',
type: Error,
message: 'kill EINVAL'
});
// Test kill argument processing in valid cases.
//
// Monkey patch _kill so that we don't actually send any signals, particularly
// that we don't kill our process group, or try to actually send ANY signals on
// windows, which doesn't support them.
function kill(tryPid, trySig, expectPid, expectSig) {
let getPid;
let getSig;
const origKill = process._kill;
process._kill = function(pid, sig) {
getPid = pid;
getSig = sig;
// un-monkey patch process._kill
process._kill = origKill;
};
process.kill(tryPid, trySig);
assert.strictEqual(getPid.toString(), expectPid.toString());
assert.strictEqual(getSig, expectSig);
}
// Note that SIGHUP and SIGTERM map to 1 and 15 respectively, even on Windows
// (for Windows, libuv maps 1 and 15 to the correct behavior).
kill(0, 'SIGHUP', 0, 1);
kill(0, undefined, 0, 15);
kill('0', 'SIGHUP', 0, 1);
kill('0', undefined, 0, 15);
// Confirm that numeric signal arguments are supported
kill(0, 1, 0, 1);
kill(0, 15, 0, 15);
// Negative numbers are meaningful on unix
kill(-1, 'SIGHUP', -1, 1);
kill(-1, undefined, -1, 15);
kill('-1', 'SIGHUP', -1, 1);
kill('-1', undefined, -1, 15);
kill(process.pid, 'SIGHUP', process.pid, 1);
kill(process.pid, undefined, process.pid, 15);
kill(String(process.pid), 'SIGHUP', process.pid, 1);
kill(String(process.pid), undefined, process.pid, 15);
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