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This commit is contained in:
Michael Freno
2026-08-07 18:59:25 -04:00
parent 0cc15c8d90
commit 64d8b40e61
9 changed files with 1321 additions and 847 deletions
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100
tests/cavacore-smoke.ts
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@@ -2,57 +2,85 @@
* Smoke test: load libcavacore.dylib via bun:ffi, init → execute → destroy.
* Run: bun tests/cavacore-smoke.ts
*/
import { dlopen, FFIType, ptr } from "bun:ffi"
import { join } from "path"
import { dlopen, FFIType, ptr } from "bun:ffi";
import { join } from "path";
const libPath = join(import.meta.dir, "..", "src", "native", "libcavacore.dylib")
const libPath = join(
import.meta.dir,
"..",
"src",
"native",
"libcavacore.dylib",
);
const lib = dlopen(libPath, {
cava_init: {
args: [FFIType.i32, FFIType.u32, FFIType.i32, FFIType.i32, FFIType.double, FFIType.i32, FFIType.i32],
returns: FFIType.ptr,
},
cava_execute: {
args: [FFIType.ptr, FFIType.i32, FFIType.ptr, FFIType.ptr],
returns: FFIType.void,
},
cava_destroy: {
args: [FFIType.ptr],
returns: FFIType.void,
},
})
cava_init: {
args: [
FFIType.i32,
FFIType.u32,
FFIType.i32,
FFIType.i32,
FFIType.double,
FFIType.i32,
FFIType.i32,
FFIType.i32,
],
returns: FFIType.ptr,
},
cava_execute: {
args: [FFIType.ptr, FFIType.i32, FFIType.ptr, FFIType.ptr],
returns: FFIType.void,
},
cava_destroy: {
args: [FFIType.ptr],
returns: FFIType.void,
},
});
const bars = 10
const rate = 44100
const channels = 1
const bars = 10;
const rate = 44100;
const channels = 1;
// Init
const plan = lib.symbols.cava_init(bars, rate, channels, 1, 0.77, 50, 10000)
const plan = lib.symbols.cava_init(
bars,
rate,
channels,
1,
0.77,
50,
10000,
0 /* CAVA_SCALING_LINEAR */,
);
if (!plan) {
console.error("FAIL: cava_init returned null")
process.exit(1)
console.error("FAIL: cava_init returned null");
process.exit(1);
}
console.log("cava_init OK, plan pointer:", plan)
console.log("cava_init OK, plan pointer:", plan);
// Generate a 200Hz sine wave test signal
const bufferSize = 512
const cavaIn = new Float64Array(bufferSize)
const cavaOut = new Float64Array(bars * channels)
const bufferSize = 512;
const cavaIn = new Float64Array(bufferSize);
const cavaOut = new Float64Array(bars * channels);
for (let k = 0; k < 100; k++) {
for (let n = 0; n < bufferSize; n++) {
cavaIn[n] = Math.sin(2 * Math.PI * 200 / rate * (n + k * bufferSize)) * 20000
}
lib.symbols.cava_execute(ptr(cavaIn), bufferSize, ptr(cavaOut), plan)
for (let n = 0; n < bufferSize; n++) {
cavaIn[n] =
Math.sin(((2 * Math.PI * 200) / rate) * (n + k * bufferSize)) * 20000;
}
lib.symbols.cava_execute(ptr(cavaIn), bufferSize, ptr(cavaOut), plan);
}
console.log("cava_execute OK, output:", Array.from(cavaOut).map(v => v.toFixed(3)))
console.log(
"cava_execute OK, output:",
Array.from(cavaOut).map((v) => v.toFixed(3)),
);
// Check that bar 2 (200Hz) has the peak
const maxIdx = cavaOut.indexOf(Math.max(...cavaOut))
console.log(`Peak at bar ${maxIdx} (expected ~2 for 200Hz)`)
const maxIdx = cavaOut.indexOf(Math.max(...cavaOut));
console.log(`Peak at bar ${maxIdx} (expected ~2 for 200Hz)`);
// Destroy
lib.symbols.cava_destroy(plan)
console.log("cava_destroy OK")
console.log("\nSMOKE TEST PASSED")
lib.symbols.cava_destroy(plan);
console.log("cava_destroy OK");
console.log("\nSMOKE TEST PASSED");