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lib: allow process kill by signal number #16944

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lib: allow process kill by signal number #16944

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b0d675d
test: pass test function to expectsError
sam-github Nov 12, 2017
515f415
lib: allow process kill by signal number
sam-github Nov 10, 2017
f1a582a
fixup test
BridgeAR Feb 17, 2018
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4 changes: 2 additions & 2 deletions lib/internal/process.js
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Original file line number Diff line number Diff line change
Expand Up @@ -158,8 +158,8 @@ function setupKillAndExit() {
}

// preserve null signal
if (0 === sig) {
err = process._kill(pid, 0);
if (sig === (sig | 0)) {
err = process._kill(pid, sig);
} else {
sig = sig || 'SIGTERM';
if (constants[sig]) {
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18 changes: 13 additions & 5 deletions test/parallel/test-process-kill-pid.js
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Expand Up @@ -57,16 +57,19 @@ assert.throws(function() { process.kill(1 / 0); },
assert.throws(function() { process.kill(-1 / 0); },
invalidPidArgument);

// Test that kill throws an error for invalid signal
const unknownSignal = common.expectsError({
// 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'
});


assert.throws(function() { process.kill(1, 'test'); },
unknownSignal);
// 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.
//
Expand Down Expand Up @@ -99,6 +102,11 @@ 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);
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