init

jdenticon-js/test/e2e/node/icons.js

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+"use strict";
+
+const assert = require("assert");
+const tap = require("tap");
+const fs = require("fs");
+const path = require("path");
+const { PNG } = require("pngjs");
+
+const expectedDir = path.join(__dirname, "expected");
+
+function equal(obj1, obj2) {
+    try {
+        assert.deepStrictEqual(obj1, obj2);
+        return true;
+    } catch (e) {
+        return false;
+    }
+}
+
+function test(jdenticon, icon, style) {
+    jdenticon.configure(style);
+    
+    // PNG
+    {
+        const actual = jdenticon.toPng(icon, 50);
+        const expected = fs.readFileSync(path.join(expectedDir, icon +".png"));
+
+        const actualDecoded = PNG.sync.read(actual);
+        const expectedDecoded = PNG.sync.read(expected);
+
+        if (!equal(actualDecoded, expectedDecoded)) {
+            actualDecoded.data = "...";
+            expectedDecoded.data = "...";
+            fs.writeFileSync(path.join(expectedDir, icon +".metadata.json"), JSON.stringify(expectedDecoded, undefined, 2));
+            fs.writeFileSync(path.join(expectedDir, icon +"-actual.metadata.json"), JSON.stringify(actualDecoded, undefined, 2));
+            fs.writeFileSync(path.join(expectedDir, icon +"-actual.png"), actual);
+            tap.ok(false, "Icon '" + icon + "' failed PNG test.");
+        }
+        else {
+            tap.ok(true);
+        }
+    }
+
+    // SVG
+    {
+        const actual = jdenticon.toSvg(icon, 50);
+        const expected = fs.readFileSync(path.join(expectedDir, icon +".svg"));
+        
+        if (actual !== expected.toString()) {
+            fs.writeFileSync(path.join(expectedDir, icon + "-actual.svg"), actual);
+            tap.ok(false, "Icon '" + icon + "' failed SVG test.");
+            console.log(expected.toString());
+            console.log(actual);
+        }
+        else {
+            tap.ok(true);
+        }
+    }
+}
+
+function testIcons(jdenticon) {
+    test(jdenticon, 73, {
+        backColor: "#fff"
+    });
+
+    test(jdenticon, 76, {
+        hues: [ 134 /*green*/, 0 /*red*/, 60 /*yellow*/ ],
+        lightness: {
+            color: [0.29, 0.53],
+            grayscale: [0.19, 0.40]
+        },
+        saturation: {
+            color: 0.45,
+            grayscale: 0.72
+        },
+        backColor: "#0000002a"
+    });
+
+    test(jdenticon, 39, {
+        hues: [ 134 /*green*/, 0 /*red*/, 60 /*yellow*/ ],
+        lightness: {
+            color: [0.65, 0.86],
+            grayscale: [0.00, 1.00]
+        },
+        saturation: {
+            color: 0.34,
+            grayscale: 0.10
+        },
+        backColor: "#ffffffff"
+    });
+
+    test(jdenticon, 50, {
+        backColor: "#fff"
+    });
+}
+
+module.exports = testIcons;