Migrate from mocha to Node.js native test runner

Includes coverage reports when using Node.js 22 onwards

lib/input.js

@@ -524,9 +524,7 @@ function _createInputDescriptor (input, inputOptions, containerOptions) {
  * @param {Function} callback
  */
 function _write (chunk, _encoding, callback) {
-  /* istanbul ignore else */
   if (Array.isArray(this.options.input.buffer)) {
-    /* istanbul ignore else */
     if (is.buffer(chunk)) {
       if (this.options.input.buffer.length === 0) {
         this.on('finish', () => {

lib/libvips.js

@@ -10,8 +10,8 @@ const detectLibc = require('detect-libc');
 
 const { config, engines, optionalDependencies } = require('../package.json');
 
-const minimumLibvipsVersionLabelled = process.env.npm_package_config_libvips || /* istanbul ignore next */
-  config.libvips;
+/* node:coverage ignore next */
+const minimumLibvipsVersionLabelled = process.env.npm_package_config_libvips || config.libvips;
 const minimumLibvipsVersion = semverCoerce(minimumLibvipsVersionLabelled).version;
 
 const prebuiltPlatforms = [
@@ -34,17 +34,16 @@ const log = (item) => {
   }
 };
 
-/* istanbul ignore next */
+/* node:coverage ignore next */
 const runtimeLibc = () => detectLibc.isNonGlibcLinuxSync() ? detectLibc.familySync() : '';
 
 const runtimePlatformArch = () => `${process.platform}${runtimeLibc()}-${process.arch}`;
 
-/* istanbul ignore next */
 const buildPlatformArch = () => {
+  /* node:coverage ignore next 3 */
   if (isEmscripten()) {
     return 'wasm32';
   }
-  /* eslint camelcase: ["error", { allow: ["^npm_config_"] }] */
   const { npm_config_arch, npm_config_platform, npm_config_libc } = process.env;
   const libc = typeof npm_config_libc === 'string' ? npm_config_libc : runtimeLibc();
   return `${npm_config_platform || process.platform}${libc}-${npm_config_arch || process.arch}`;
@@ -54,19 +53,19 @@ const buildSharpLibvipsIncludeDir = () => {
   try {
     return require(`@img/sharp-libvips-dev-${buildPlatformArch()}/include`);
   } catch {
+    /* node:coverage ignore next 5 */
     try {
       return require('@img/sharp-libvips-dev/include');
     } catch {}
   }
-  /* istanbul ignore next */
   return '';
 };
 
 const buildSharpLibvipsCPlusPlusDir = () => {
+  /* node:coverage ignore next 4 */
   try {
     return require('@img/sharp-libvips-dev/cplusplus');
   } catch {}
-  /* istanbul ignore next */
   return '';
 };
 
@@ -74,16 +73,17 @@ const buildSharpLibvipsLibDir = () => {
   try {
     return require(`@img/sharp-libvips-dev-${buildPlatformArch()}/lib`);
   } catch {
+    /* node:coverage ignore next 5 */
     try {
       return require(`@img/sharp-libvips-${buildPlatformArch()}/lib`);
     } catch {}
   }
-  /* istanbul ignore next */
   return '';
 };
 
+/* node:coverage disable */
+
 const isUnsupportedNodeRuntime = () => {
-  /* istanbul ignore next */
   if (process.release?.name === 'node' && process.versions) {
     if (!semverSatisfies(process.versions.node, engines.node)) {
       return { found: process.versions.node, expected: engines.node };
@@ -91,14 +91,12 @@ const isUnsupportedNodeRuntime = () => {
   }
 };
 
-/* istanbul ignore next */
 const isEmscripten = () => {
   const { CC } = process.env;
   return Boolean(CC?.endsWith('/emcc'));
 };
 
 const isRosetta = () => {
-  /* istanbul ignore next */
   if (process.platform === 'darwin' && process.arch === 'x64') {
     const translated = spawnSync('sysctl sysctl.proc_translated', spawnSyncOptions).stdout;
     return (translated || '').trim() === 'sysctl.proc_translated: 1';
@@ -106,6 +104,8 @@ const isRosetta = () => {
   return false;
 };
 
+/* node:coverage enable */
+
 const sha512 = (s) => createHash('sha512').update(s).digest('hex');
 
 const yarnLocator = () => {
@@ -119,7 +119,8 @@ const yarnLocator = () => {
   return '';
 };
 
-/* istanbul ignore next */
+/* node:coverage disable */
+
 const spawnRebuild = () =>
   spawnSync(`node-gyp rebuild --directory=src ${isEmscripten() ? '--nodedir=emscripten' : ''}`, {
     ...spawnSyncOptions,
@@ -135,16 +136,17 @@ const globalLibvipsVersion = () => {
         PKG_CONFIG_PATH: pkgConfigPath()
       }
     }).stdout;
-    /* istanbul ignore next */
     return (globalLibvipsVersion || '').trim();
   } else {
     return '';
   }
 };
 
-/* istanbul ignore next */
+/* node:coverage enable */
+
 const pkgConfigPath = () => {
   if (process.platform !== 'win32') {
+    /* node:coverage ignore next 4 */
     const brewPkgConfigPath = spawnSync(
       'which brew >/dev/null 2>&1 && brew environment --plain | grep PKG_CONFIG_LIBDIR | cut -d" " -f2',
       spawnSyncOptions
@@ -176,13 +178,13 @@ const useGlobalLibvips = (logger) => {
   if (Boolean(process.env.SHARP_FORCE_GLOBAL_LIBVIPS) === true) {
     return skipSearch(true, 'SHARP_FORCE_GLOBAL_LIBVIPS', logger);
   }
-  /* istanbul ignore next */
+  /* node:coverage ignore next 3 */
   if (isRosetta()) {
     return skipSearch(false, 'Rosetta', logger);
   }
   const globalVipsVersion = globalLibvipsVersion();
-  return !!globalVipsVersion && /* istanbul ignore next */
-    semverGreaterThanOrEqualTo(globalVipsVersion, minimumLibvipsVersion);
+  /* node:coverage ignore next */
+  return !!globalVipsVersion && semverGreaterThanOrEqualTo(globalVipsVersion, minimumLibvipsVersion);
 };
 
 module.exports = {

lib/output.js

@@ -843,7 +843,6 @@ function gif (options) {
   return this._updateFormatOut('gif', options);
 }
 
-/* istanbul ignore next */
 /**
  * Use these JP2 options for output image.
  *
@@ -878,6 +877,7 @@ function gif (options) {
  * @throws {Error} Invalid options
  */
 function jp2 (options) {
+  /* node:coverage ignore next 41 */
   if (!this.constructor.format.jp2k.output.buffer) {
     throw errJp2Save();
   }
@@ -1500,7 +1500,6 @@ function _setBooleanOption (key, val) {
  * @private
  */
 function _read () {
-  /* istanbul ignore else */
   if (!this.options.streamOut) {
     this.options.streamOut = true;
     const stack = Error();

lib/sharp.js

@@ -15,6 +15,8 @@ const paths = [
   '@img/sharp-wasm32/sharp.node'
 ];
 
+/* node:coverage disable */
+
 let path, sharp;
 const errors = [];
 for (path of paths) {
@@ -22,12 +24,10 @@ for (path of paths) {
     sharp = require(path);
     break;
   } catch (err) {
-    /* istanbul ignore next */
     errors.push(err);
   }
 }
 
-/* istanbul ignore next */
 if (sharp && path.startsWith('@img/sharp-linux-x64') && !sharp._isUsingX64V2()) {
   const err = new Error('Prebuilt binaries for linux-x64 require v2 microarchitecture');
   err.code = 'Unsupported CPU';
@@ -35,7 +35,6 @@ if (sharp && path.startsWith('@img/sharp-linux-x64') && !sharp._isUsingX64V2())
   sharp = null;
 }
 
-/* istanbul ignore next */
 if (sharp) {
   module.exports = sharp;
 } else {

lib/utility.js

@@ -55,7 +55,7 @@ const interpolators = {
 let versions = {
   vips: libvipsVersion.semver
 };
-/* istanbul ignore next */
+/* node:coverage ignore next 15 */
 if (!libvipsVersion.isGlobal) {
   if (!libvipsVersion.isWasm) {
     try {
@@ -73,7 +73,7 @@ if (!libvipsVersion.isGlobal) {
 }
 versions.sharp = require('../package.json').version;
 
-/* istanbul ignore next */
+/* node:coverage ignore next 5 */
 if (versions.heif && format.heif) {
   // Prebuilt binaries provide AV1
   format.heif.input.fileSuffix = ['.avif'];
@@ -148,7 +148,7 @@ cache(true);
 function concurrency (concurrency) {
   return sharp.concurrency(is.integer(concurrency) ? concurrency : null);
 }
-/* istanbul ignore next */
+/* node:coverage ignore next 7 */
 if (detectLibc.familySync() === detectLibc.GLIBC && !sharp._isUsingJemalloc()) {
   // Reduce default concurrency to 1 when using glibc memory allocator
   sharp.concurrency(1);