Add a test for the value clamper

xenharmonic-devs · Dec 29, 2022 · ebb5548 · ebb5548
1 parent 8902b4d
commit ebb5548
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/src/__tests__/index.spec.ts b/src/__tests__/index.spec.ts
@@ -5,6 +5,7 @@ import {
   approximatePrimeLimitWithErrors,
   arraysEqual,
   binomial,
+  clamp,
   div,
   dot,
   extendedEuclid,
@@ -209,3 +210,17 @@ describe('Dot product', () => {
     expect(dot(b, a)).toBe(38);
   });
 });
+
+describe('Value clamper', () => {
+  it('works for lower bounds', () => {
+    const value = -123.4;
+    const clamped = clamp(0, 128, value);
+    expect(clamped).toBe(0);
+  });
+
+  it('works for upper bounds', () => {
+    const value = 13881.818;
+    const clamped = clamp(0, 12800, value);
+    expect(clamped).toBe(12800);
+  });
+});