59 lines
1.6 KiB
TypeScript
59 lines
1.6 KiB
TypeScript
/**
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* Smoke test: load libcavacore.dylib via bun:ffi, init → execute → destroy.
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* Run: bun tests/cavacore-smoke.ts
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*/
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import { dlopen, FFIType, ptr } from "bun:ffi"
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import { join } from "path"
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const libPath = join(import.meta.dir, "..", "src", "native", "libcavacore.dylib")
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const lib = dlopen(libPath, {
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cava_init: {
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args: [FFIType.i32, FFIType.u32, FFIType.i32, FFIType.i32, FFIType.double, FFIType.i32, FFIType.i32],
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returns: FFIType.ptr,
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},
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cava_execute: {
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args: [FFIType.ptr, FFIType.i32, FFIType.ptr, FFIType.ptr],
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returns: FFIType.void,
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},
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cava_destroy: {
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args: [FFIType.ptr],
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returns: FFIType.void,
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},
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})
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const bars = 10
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const rate = 44100
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const channels = 1
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// Init
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const plan = lib.symbols.cava_init(bars, rate, channels, 1, 0.77, 50, 10000)
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if (!plan) {
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console.error("FAIL: cava_init returned null")
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process.exit(1)
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}
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console.log("cava_init OK, plan pointer:", plan)
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// Generate a 200Hz sine wave test signal
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const bufferSize = 512
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const cavaIn = new Float64Array(bufferSize)
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const cavaOut = new Float64Array(bars * channels)
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for (let k = 0; k < 100; k++) {
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for (let n = 0; n < bufferSize; n++) {
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cavaIn[n] = Math.sin(2 * Math.PI * 200 / rate * (n + k * bufferSize)) * 20000
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}
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lib.symbols.cava_execute(ptr(cavaIn), bufferSize, ptr(cavaOut), plan)
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}
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console.log("cava_execute OK, output:", Array.from(cavaOut).map(v => v.toFixed(3)))
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// Check that bar 2 (200Hz) has the peak
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const maxIdx = cavaOut.indexOf(Math.max(...cavaOut))
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console.log(`Peak at bar ${maxIdx} (expected ~2 for 200Hz)`)
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// Destroy
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lib.symbols.cava_destroy(plan)
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console.log("cava_destroy OK")
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console.log("\nSMOKE TEST PASSED")
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