test: skip sea tests with more accurate available disk space estimation

PR-URL: https://github.com/nodejs/node/pull/53996
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

test/common/sea.js

@@ -5,7 +5,7 @@ const fixtures = require('../common/fixtures');
 const tmpdir = require('../common/tmpdir');
 const { inspect } = require('util');
 
-const { readFileSync, copyFileSync } = require('fs');
+const { readFileSync, copyFileSync, statSync } = require('fs');
 const {
   spawnSyncAndExitWithoutError,
 } = require('../common/child_process');
@@ -61,9 +61,12 @@ function skipIfSingleExecutableIsNotSupported() {
   tmpdir.refresh();
 
   // The SEA tests involve making a copy of the executable and writing some fixtures
-  // to the tmpdir. To be safe, ensure that at least 120MB disk space is available.
-  if (!tmpdir.hasEnoughSpace(120 * 1024 * 1024)) {
-    common.skip('Available disk space < 120MB');
+  // to the tmpdir. To be safe, ensure that the disk space has at least a copy of the
+  // executable and some extra space for blobs and configs is available.
+  const stat = statSync(process.execPath);
+  const expectedSpace = stat.size + 10 * 1024 * 1024;
+  if (!tmpdir.hasEnoughSpace(expectedSpace)) {
+    common.skip(`Available disk space < ${Math.floor(expectedSpace / 1024 / 1024)} MB`);
   }
 }