jest-webgl-canvas-mock - npm Package Compare versions

Comparing version 0.2.2 to 0.2.3

lib/classes/HTMLCanvasElement.js

@@ -20,4 +20,2 @@ "use strict";
 
-function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
-
 var HTMLCanvasElement =
@@ -29,9 +27,4 @@ /*#__PURE__*/
 
-    _defineProperty(this, "generatedContexts", new WeakMap());
-
     this.width = width || 100;
     this.height = height || 100;
-    this.getContext = jest.fn(this.getContext.bind(this));
-    this.toBlob = jest.fn(this.toBlob.bind(this));
-    this.toDataURL = jest.fn(this.toDataURL.bind(this));
   }
@@ -41,92 +34,12 @@
     key: "getContext",
-    value: function getContext(type) {
-      /**
-       * Contexts must be indempotent. Once they are generated, they should be returned when
-       * getContext() is called on the same canvas object multiple times.
-       */
-      if (type === '2d') {
-        if (this.generatedContexts.has(this)) return this.generatedContexts.get(this);
-        var ctx = new _CanvasRenderingContext2D["default"](this);
-        this.generatedContexts.set(this, ctx);
-        return ctx;
-      } else if (type === 'webgl' || type === 'experimental-webgl') {
-        if (this.generatedContexts.has(this)) return this.generatedContexts.get(this);
+    value: function getContext(arg) {
+      switch (arg) {
+        case "2d":
+          return new _CanvasRenderingContext2D["default"](this);
 
-        var _ctx = new _WebGLRenderingContext["default"](this);
-
-        this.generatedContexts.set(this, _ctx);
-        return _ctx;
+        case "webgl":
+        case "experimental-webgl":
+          return new _WebGLRenderingContext["default"](this);
       }
-
-      try {
-        if (!this.dataset.internalRequireTest) require('canvas');
-      } catch (_unused) {
-        return null;
-      }
     }
-    /**
-     * This function technically throws SecurityError at runtime, but it cannot be mocked, because
-     * we don't know if the canvas is tainted. These kinds of errors will be silent.
-     */
-
-  }, {
-    key: "toBlob",
-    value: function toBlob(callback, mimetype) {
-      if (arguments.length < 1) throw new TypeError('Failed to execute \'toBlob\' on \'HTMLCanvasElement\': 1 argument required, but only 0 present.');
-      if (typeof callback !== 'function') throw new TypeError('Failed to execute \'toBlob\' on \'HTMLCanvasElement\': The callback provided as parameter 1 is not a function.');
-      /**
-       * Mime type must be image/jpeg or image/webp exactly for the browser to accept it, otherwise
-       * it's image/png.
-       */
-
-      switch (mimetype) {
-        case 'image/webp':
-          break;
-
-        case 'image/jpeg':
-          break;
-
-        default:
-          mimetype = 'image/png';
-      }
-      /**
-       * This section creates a blob of size width * height * 4. This is not actually valid, because
-       * jpeg size is variable, and so is png. TODO: Is there a better way to do this?
-       */
-
-
-      var length = this.width * this.height * 4;
-      var data = new Uint8Array(length);
-      var blob = new window.Blob([data], {
-        type: mimetype
-      });
-      setTimeout(function () {
-        return callback(blob);
-      }, 0);
-    }
-    /**
-     * This section creates a dataurl with a validated mime type. This is not actually valid, because
-     * jpeg size is variable, and so is png. TODO: Is there a better way to do this?
-     */
-
-  }, {
-    key: "toDataURL",
-    value: function toDataURL(type, encoderOptions) {
-      switch (type) {
-        case 'image/jpeg':
-          break;
-
-        case 'image/webp':
-          break;
-
-        default:
-          type = 'image/png';
-      }
-      /**
-       * This is the smallest valid data url I could generate.
-       */
-
-
-      return 'data:' + type + ';base64,00';
-    }
   }]);
@@ -133,0 +46,0 @@

lib/classes/WebGLRenderingContext.js

@@ -363,3 +363,3 @@ "use strict";
       WebGLRenderingContext.prototype[key] = function () {
-        return {};
+        return key === 'getSupportedExtensions' ? [] : {};
       };
@@ -366,0 +366,0 @@ });

lib/index.js

@@ -22,3 +22,3 @@ "use strict";
 
-var ver = "0.2.2";
+var ver = "0.2.3";
 exports.ver = ver;

package.json

 {
   "name": "jest-webgl-canvas-mock",
-  "version": "0.2.2",
+  "version": "0.2.3",
   "description": "Mock both 2D and WebGL contexts in Jest.",
@@ -5,0 +5,0 @@ "main": "lib/index.js",

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Improved metrics

Total package byte prevSize

443417

increased by227.15%

Number of package files

22

increased by4.76%

Lines of code

10148

increased by303.66%

Worsened metrics

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1

increased byInfinity%

No dependency changes