Prepare scanner branch for merge

src/lib/lockDetection.test.ts

@@ -18,6 +18,18 @@ function bitmap(goldPixels: number, total: number): Bitmap {
   return { data, width: total, height: 1 };
 }
 
+function solidPixels(pixels: Array<{ b: number; g: number; r: number }>): Bitmap {
+  const data = Buffer.alloc(pixels.length * 4);
+  pixels.forEach((pixel, index) => {
+    const offset = index * 4;
+    data[offset] = pixel.b;
+    data[offset + 1] = pixel.g;
+    data[offset + 2] = pixel.r;
+    data[offset + 3] = 255;
+  });
+  return { data, width: pixels.length, height: 1 };
+}
+
 describe("lockDetection", () => {
   it("places the lock crop on the lock button in the substat panel", () => {
     const size = { width: 2560, height: 1440 };
@@ -41,4 +53,13 @@ describe("lockDetection", () => {
     expect(detectLockState(bitmap(20, 100))).toBe(true);
     expect(detectLockState(bitmap(1, 100))).toBe(false);
   });
+
+  it("counts the current red lock glyph but ignores grey unlocked button pixels", () => {
+    expect(lockSignalRatio(solidPixels([{ b: 90, g: 92, r: 235 }]))).toBe(1);
+    expect(lockSignalRatio({ data: Buffer.from([235, 92, 90, 255]), width: 1, height: 1 })).toBe(1);
+    expect(lockSignalRatio({ data: Buffer.from([255, 235, 92, 90]), width: 1, height: 1 })).toBe(1);
+    expect(lockSignalRatio(solidPixels([{ b: 235, g: 235, r: 235 }]))).toBe(0);
+    expect(lockSignalRatio({ data: Buffer.from([255, 235, 235, 235]), width: 1, height: 1 })).toBe(0);
+    expect(lockSignalRatio(solidPixels([{ b: 120, g: 122, r: 128 }]))).toBe(0);
+  });
 });