Refactor per-model unit testing

src/models.js

@@ -3666,9 +3666,11 @@ export class CLIPModel extends CLIPPreTrainedModel { }
 export class CLIPTextModel extends CLIPPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'text_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'text_model',
+            ...options,
+        });
     }
 }
 
@@ -3701,9 +3703,11 @@ export class CLIPTextModel extends CLIPPreTrainedModel {
 export class CLIPTextModelWithProjection extends CLIPPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'text_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'text_model',
+            ...options,
+        });
     }
 }
 
@@ -3713,9 +3717,11 @@ export class CLIPTextModelWithProjection extends CLIPPreTrainedModel {
 export class CLIPVisionModel extends CLIPPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'vision_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'vision_model',
+            ...options,
+        });
     }
 }
 
@@ -3748,9 +3754,11 @@ export class CLIPVisionModel extends CLIPPreTrainedModel {
 export class CLIPVisionModelWithProjection extends CLIPPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'vision_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'vision_model',
+            ...options,
+        });
     }
 }
 //////////////////////////////////////////////////
@@ -3834,9 +3842,11 @@ export class SiglipModel extends SiglipPreTrainedModel { }
 export class SiglipTextModel extends SiglipPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'text_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'text_model',
+            ...options,
+        });
     }
 }
 
@@ -3869,9 +3879,11 @@ export class SiglipTextModel extends SiglipPreTrainedModel {
 export class SiglipVisionModel extends CLIPPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'vision_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'vision_model',
+            ...options,
+        });
     }
 }
 //////////////////////////////////////////////////
@@ -3926,18 +3938,22 @@ export class JinaCLIPModel extends JinaCLIPPreTrainedModel {
 export class JinaCLIPTextModel extends JinaCLIPPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'text_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'text_model',
+            ...options,
+        });
     }
 }
 
 export class JinaCLIPVisionModel extends JinaCLIPPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'vision_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'vision_model',
+            ...options,
+        });
     }
 }
 //////////////////////////////////////////////////
@@ -6159,9 +6175,11 @@ export class ClapModel extends ClapPreTrainedModel { }
 export class ClapTextModelWithProjection extends ClapPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'text_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'text_model',
+            ...options,
+        });
     }
 }
 
@@ -6194,9 +6212,11 @@ export class ClapTextModelWithProjection extends ClapPreTrainedModel {
 export class ClapAudioModelWithProjection extends ClapPreTrainedModel {
     /** @type {typeof PreTrainedModel.from_pretrained} */
     static async from_pretrained(pretrained_model_name_or_path, options = {}) {
-        // Update default model file name if not provided
-        options.model_file_name ??= 'audio_model';
-        return super.from_pretrained(pretrained_model_name_or_path, options);
+        return super.from_pretrained(pretrained_model_name_or_path, {
+            // Update default model file name if not provided
+            model_file_name: 'audio_model',
+            ...options,
+        });
     }
 }
 //////////////////////////////////////////////////

src/utils/tensor.js

@@ -772,8 +772,21 @@ export class Tensor {
         if (!DataTypeMap.hasOwnProperty(type)) {
             throw new Error(`Unsupported type: ${type}`);
         }
+
+        // Handle special cases where a mapping function is needed (e.g., where one type is a bigint and the other is a number)
+        let map_fn;
+        const is_source_bigint = ['int64', 'uint64'].includes(this.type);
+        const is_dest_bigint = ['int64', 'uint64'].includes(type);
+        if (is_source_bigint && !is_dest_bigint) {
+            // TypeError: Cannot convert a BigInt value to a number
+            map_fn = Number;
+        } else if (!is_source_bigint && is_dest_bigint) {
+            // TypeError: Cannot convert [x] to a BigInt
+            map_fn = BigInt;
+        }
+
         // @ts-ignore
-        return new Tensor(type, DataTypeMap[type].from(this.data), this.dims);
+        return new Tensor(type, DataTypeMap[type].from(this.data, map_fn), this.dims);
     }
 }
 

tests/asset_cache.js

@@ -0,0 +1,43 @@
+import { RawImage } from "../src/transformers.js";
+
+const BASE_URL = "https://huggingface.co/datasets/Xenova/transformers.js-docs/resolve/main/";
+const TEST_IMAGES = Object.freeze({
+  white_image: BASE_URL + "white-image.png",
+  pattern_3x3: BASE_URL + "pattern_3x3.png",
+  pattern_3x5: BASE_URL + "pattern_3x5.png",
+  checkerboard_8x8: BASE_URL + "checkerboard_8x8.png",
+  checkerboard_64x32: BASE_URL + "checkerboard_64x32.png",
+  gradient_1280x640: BASE_URL + "gradient_1280x640.png",
+  receipt: BASE_URL + "receipt.png",
+  tiger: BASE_URL + "tiger.jpg",
+  paper: BASE_URL + "nougat_paper.png",
+  cats: BASE_URL + "cats.jpg",
+
+  // grayscale image
+  skateboard: "https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/blog/ml-web-games/skateboard.png",
+
+  vitmatte_image: BASE_URL + "vitmatte_image.png",
+  vitmatte_trimap: BASE_URL + "vitmatte_trimap.png",
+
+  beetle: BASE_URL + "beetle.png",
+  book_cover: BASE_URL + "book-cover.png",
+});
+
+/** @type {Map<string, RawImage>} */
+const IMAGE_CACHE = new Map();
+const load_image = async (url) => {
+  const cached = IMAGE_CACHE.get(url);
+  if (cached) {
+    return cached;
+  }
+  const image = await RawImage.fromURL(url);
+  IMAGE_CACHE.set(url, image);
+  return image;
+};
+
+/**
+ * Load a cached image.
+ * @param {keyof typeof TEST_IMAGES} name The name of the image to load.
+ * @returns {Promise<RawImage>} The loaded image.
+ */
+export const load_cached_image = (name) => load_image(TEST_IMAGES[name]);

tests/init.js

@@ -57,8 +57,66 @@ export function init() {
   registerBackend("test", onnxruntimeBackend, Number.POSITIVE_INFINITY);
 }
 
+export const MAX_PROCESSOR_LOAD_TIME = 10_000; // 10 seconds
 export const MAX_MODEL_LOAD_TIME = 15_000; // 15 seconds
 export const MAX_TEST_EXECUTION_TIME = 60_000; // 60 seconds
 export const MAX_MODEL_DISPOSE_TIME = 1_000; // 1 second
 
 export const MAX_TEST_TIME = MAX_MODEL_LOAD_TIME + MAX_TEST_EXECUTION_TIME + MAX_MODEL_DISPOSE_TIME;
+
+export const DEFAULT_MODEL_OPTIONS = {
+  dtype: "fp32",
+};
+
+expect.extend({
+  toBeCloseToNested(received, expected, numDigits = 2) {
+    const compare = (received, expected, path = "") => {
+      if (typeof received === "number" && typeof expected === "number" && !Number.isInteger(received) && !Number.isInteger(expected)) {
+        const pass = Math.abs(received - expected) < Math.pow(10, -numDigits);
+        return {
+          pass,
+          message: () => (pass ? `✓ At path '${path}': expected ${received} not to be close to ${expected} with tolerance of ${numDigits} decimal places` : `✗ At path '${path}': expected ${received} to be close to ${expected} with tolerance of ${numDigits} decimal places`),
+        };
+      } else if (Array.isArray(received) && Array.isArray(expected)) {
+        if (received.length !== expected.length) {
+          return {
+            pass: false,
+            message: () => `✗ At path '${path}': array lengths differ. Received length ${received.length}, expected length ${expected.length}`,
+          };
+        }
+        for (let i = 0; i < received.length; i++) {
+          const result = compare(received[i], expected[i], `${path}[${i}]`);
+          if (!result.pass) return result;
+        }
+      } else if (typeof received === "object" && typeof expected === "object" && received !== null && expected !== null) {
+        const receivedKeys = Object.keys(received);
+        const expectedKeys = Object.keys(expected);
+        if (receivedKeys.length !== expectedKeys.length) {
+          return {
+            pass: false,
+            message: () => `✗ At path '${path}': object keys length differ. Received keys: ${JSON.stringify(receivedKeys)}, expected keys: ${JSON.stringify(expectedKeys)}`,
+          };
+        }
+        for (const key of receivedKeys) {
+          if (!expected.hasOwnProperty(key)) {
+            return {
+              pass: false,
+              message: () => `✗ At path '${path}': key '${key}' found in received but not in expected`,
+            };
+          }
+          const result = compare(received[key], expected[key], `${path}.${key}`);
+          if (!result.pass) return result;
+        }
+      } else {
+        const pass = received === expected;
+        return {
+          pass,
+          message: () => (pass ? `✓ At path '${path}': expected ${JSON.stringify(received)} not to equal ${JSON.stringify(expected)}` : `✗ At path '${path}': expected ${JSON.stringify(received)} to equal ${JSON.stringify(expected)}`),
+        };
+      }
+      return { pass: true };
+    };
+
+    return compare(received, expected);
+  },
+});