test: disambiguate AIX and IBM i

When built with Python 3.9 on IBM i, `process.platform` will return `os400` instead of `aix`. In preparation for this, make `common.isAIX` only return true for AIX and update the tests to add checks for `common.isIBMi` where they were missing. PR-URL: nodejs/node#48056 Refs: nodejs/node#46739 Refs: nodejs/build#3358 Reviewed-By: Moshe Atlow <moshe@atlow.co.il> Reviewed-By: Michael Dawson <midawson@redhat.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
sercher · Apr 25, 2024 · 1939745 · 1939745
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diff --git a/graal-nodejs/test/abort/test-addon-uv-handle-leak.js b/graal-nodejs/test/abort/test-addon-uv-handle-leak.js
@@ -78,6 +78,7 @@ if (process.argv[2] === 'child') {
 
   if (!(common.isFreeBSD ||
         common.isAIX ||
+        common.isIBMi ||
         (common.isLinux && !isGlibc()) ||
         common.isWindows)) {
     assert(stderr.includes('ExampleOwnerClass'), stderr);

diff --git a/graal-nodejs/test/common/index.js b/graal-nodejs/test/common/index.js
@@ -119,7 +119,6 @@ if (process.argv.length === 2 &&
 }
 
 const isWindows = process.platform === 'win32';
-const isAIX = process.platform === 'aix';
 const isSunOS = process.platform === 'sunos';
 const isFreeBSD = process.platform === 'freebsd';
 const isOpenBSD = process.platform === 'openbsd';
@@ -263,7 +262,7 @@ function platformTimeout(ms) {
   if (process.features.debug)
     ms = multipliers.two * ms;
 
-  if (isAIX)
+  if (exports.isAIX || exports.isIBMi)
     return multipliers.two * ms; // Default localhost speed is slower on AIX
 
   if (isPi)
@@ -903,7 +902,6 @@ const common = {
   hasQuic,
   hasMultiLocalhost,
   invalidArgTypeHelper,
-  isAIX,
   isAlive,
   isAsan,
   isDumbTerminal,
@@ -967,7 +965,12 @@ const common = {
   },
 
   // On IBMi, process.platform and os.platform() both return 'aix',
+  // when built with Python versions earlier than 3.9.
   // It is not enough to differentiate between IBMi and real AIX system.
+  get isAIX() {
+    return require('os').type() === 'AIX';
+  },
+
   get isIBMi() {
     return require('os').type() === 'OS400';
   },

diff --git a/graal-nodejs/test/known_issues/test-cwd-enoent-file.js b/graal-nodejs/test/known_issues/test-cwd-enoent-file.js
@@ -5,7 +5,7 @@
 const common = require('../common');
 const assert = require('assert');
 
-if (common.isSunOS || common.isWindows || common.isAIX) {
+if (common.isSunOS || common.isWindows || common.isAIX || common.isIBMi) {
   // The current working directory cannot be removed on these platforms.
   // Change this to common.skip() when this is no longer a known issue test.
   assert.fail('cannot rmdir current working directory');

diff --git a/graal-nodejs/test/parallel/test-cwd-enoent-preload.js b/graal-nodejs/test/parallel/test-cwd-enoent-preload.js
@@ -1,7 +1,7 @@
 'use strict';
 const common = require('../common');
 // Fails with EINVAL on SmartOS, EBUSY on Windows, EBUSY on AIX.
-if (common.isSunOS || common.isWindows || common.isAIX)
+if (common.isSunOS || common.isWindows || common.isAIX || common.isIBMi)
   common.skip('cannot rmdir current working directory');
 if (!common.isMainThread)
   common.skip('process.chdir is not available in Workers');

diff --git a/graal-nodejs/test/parallel/test-cwd-enoent-repl.js b/graal-nodejs/test/parallel/test-cwd-enoent-repl.js
@@ -1,7 +1,7 @@
 'use strict';
 const common = require('../common');
 // Fails with EINVAL on SmartOS, EBUSY on Windows, EBUSY on AIX.
-if (common.isSunOS || common.isWindows || common.isAIX)
+if (common.isSunOS || common.isWindows || common.isAIX || common.isIBMi)
   common.skip('cannot rmdir current working directory');
 if (!common.isMainThread)
   common.skip('process.chdir is not available in Workers');

diff --git a/graal-nodejs/test/parallel/test-cwd-enoent.js b/graal-nodejs/test/parallel/test-cwd-enoent.js
@@ -1,7 +1,7 @@
 'use strict';
 const common = require('../common');
 // Fails with EINVAL on SmartOS, EBUSY on Windows, EBUSY on AIX.
-if (common.isSunOS || common.isWindows || common.isAIX)
+if (common.isSunOS || common.isWindows || common.isAIX || common.isIBMi)
   common.skip('cannot rmdir current working directory');
 if (!common.isMainThread)
   common.skip('process.chdir is not available in Workers');

diff --git a/graal-nodejs/test/parallel/test-fs-readfile-pipe-large.js b/graal-nodejs/test/parallel/test-fs-readfile-pipe-large.js
@@ -3,7 +3,7 @@ const common = require('../common');
 
 // Simulate `cat readfile.js | node readfile.js`
 
-if (common.isWindows || common.isAIX)
+if (common.isWindows || common.isAIX || common.isIBMi)
   common.skip(`No /dev/stdin on ${process.platform}.`);
 
 const assert = require('assert');

diff --git a/graal-nodejs/test/parallel/test-fs-readfile-pipe.js b/graal-nodejs/test/parallel/test-fs-readfile-pipe.js
@@ -24,7 +24,7 @@ const common = require('../common');
 
 // Simulate `cat readfile.js | node readfile.js`
 
-if (common.isWindows || common.isAIX)
+if (common.isWindows || common.isAIX || common.isIBMi)
   common.skip(`No /dev/stdin on ${process.platform}.`);
 
 const assert = require('assert');

diff --git a/graal-nodejs/test/parallel/test-fs-readfilesync-pipe-large.js b/graal-nodejs/test/parallel/test-fs-readfilesync-pipe-large.js
@@ -3,7 +3,7 @@ const common = require('../common');
 
 // Simulate `cat readfile.js | node readfile.js`
 
-if (common.isWindows || common.isAIX)
+if (common.isWindows || common.isAIX || common.isIBMi)
   common.skip(`No /dev/stdin on ${process.platform}.`);
 
 const assert = require('assert');

diff --git a/graal-nodejs/test/parallel/test-fs-realpath-pipe.js b/graal-nodejs/test/parallel/test-fs-realpath-pipe.js
@@ -2,7 +2,7 @@
 
 const common = require('../common');
 
-if (common.isWindows || common.isAIX)
+if (common.isWindows || common.isAIX || common.isIBMi)
   common.skip(`No /dev/stdin on ${process.platform}.`);
 
 const assert = require('assert');

diff --git a/graal-nodejs/test/parallel/test-fs-utimes.js b/graal-nodejs/test/parallel/test-fs-utimes.js
@@ -39,7 +39,7 @@ function stat_resource(resource, statSync = fs.statSync) {
   const stats = fs.fstatSync(resource);
   // Ensure mtime has been written to disk
   // except for directories on AIX where it cannot be synced
-  if (common.isAIX && stats.isDirectory())
+  if ((common.isAIX || common.isIBMi) && stats.isDirectory())
     return stats;
   fs.fsyncSync(resource);
   return fs.fstatSync(resource);

diff --git a/graal-nodejs/test/parallel/test-os.js b/graal-nodejs/test/parallel/test-os.js
@@ -81,11 +81,14 @@ const hostname = os.hostname();
 is.string(hostname);
 assert.ok(hostname.length > 0);
 
-const DUMMY_PRIORITY = 10;
-os.setPriority(DUMMY_PRIORITY);
-const priority = os.getPriority();
-is.number(priority);
-assert.strictEqual(priority, DUMMY_PRIORITY);
+// IBMi process priority is different.
+if (!common.isIBMi) {
+  const DUMMY_PRIORITY = 10;
+  os.setPriority(DUMMY_PRIORITY);
+  const priority = os.getPriority();
+  is.number(priority);
+  assert.strictEqual(priority, DUMMY_PRIORITY);
+}
 
 // On IBMi, os.uptime() returns 'undefined'
 if (!common.isIBMi) {

diff --git a/graal-nodejs/test/parallel/test-process-dlopen-error-message-crash.js b/graal-nodejs/test/parallel/test-process-dlopen-error-message-crash.js
@@ -17,7 +17,7 @@ assert.throws(() => {
 }, ({ name, code, message }) => {
   assert.strictEqual(name, 'Error');
   assert.strictEqual(code, 'ERR_DLOPEN_FAILED');
-  if (!common.isAIX) {
+  if (!common.isAIX && !common.isIBMi) {
     assert.match(message, /foo-%s\.node/);
   }
   return true;