Check live FIR enable state before each analysis

2026-11-05 14:33:36 +08:00
parent 4b3b86f256
commit d20d2bb11e
4 changed files with 59 additions and 5 deletions
@@ -237,3 +237,36 @@ test('A/B WAV exports preserve coefficients and signed zero', () => {
  }
 }
 });
+
+
+test("each FIR analysis rechecks live switch, including enabled then disabled", async () => {
+  let enabled = 1;
+  const calls = [];
+  const coefficients = pair();
+  const api = {
+    async getDeviceState() { calls.push("state"); return {fir_enable: enabled}; },
+    async getFirChannel(channel) { calls.push(channel); return binary(coefficients[channel]); },
+  };
+  await fir.readEnabledCurrentFir(api);
+  assert.deepEqual(calls, ["state", "left", "right"]);
+  enabled = 0;
+  calls.length = 0;
+  await assert.rejects(() => fir.readEnabledCurrentFir(api), /Effect → FIR/);
+  assert.deepEqual(calls, ["state"]);
+});
+
+test("unknown or failed FIR switch reads block all coefficient reads", async () => {
+  for (const getDeviceState of [async () => ({}), async () => { throw new Error("offline"); }]) {
+    let reads = 0;
+    await assert.rejects(() => fir.readEnabledCurrentFir({getDeviceState, async getFirChannel() { reads++; }}));
+    assert.equal(reads, 0);
+  }
+});
+
+test("proposal prerequisite also checks live switch every time", async () => {
+  let enabled = 1;
+  const api = {async getDeviceState() { return {fir_enable: enabled}; }};
+  await fir.requireFirEnabled(api);
+  enabled = 0;
+  await assert.rejects(() => fir.requireFirEnabled(api), /Effect → FIR/);
+});