test: use external js-reactivity-benchmark package

Author: divdavem

.github/workflows/ci.yml

@@ -31,7 +31,7 @@ jobs:
       - uses: benchmark-action/github-action-benchmark@d48d326b4ca9ba73ca0cd0d59f108f9e02a381c7 #v1.20.4
         with:
           name: Tansu benchmarks
-          tool: 'customBiggerIsBetter'
+          tool: 'customSmallerIsBetter'
           output-file-path: benchmarks.json
           auto-push: ${{ github.event_name == 'push' }}
           github-token: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -3,4 +3,4 @@ dist
 temp
 coverage
 .angular
-benchmarks.json
+*benchmarks.json

benchmarks/js-reactivity-benchmark/adapter.ts

@@ -0,0 +1,22 @@
+import type { ReactiveFramework } from 'js-reactivity-benchmark';
+import { writable, computed, batch } from '../../src/index';
+
+export const tansuFramework: ReactiveFramework = {
+  name: '@amadeus-it-group/tansu',
+  signal: (initialValue) => {
+    const w = writable(initialValue);
+    return {
+      write: w.set,
+      read: w,
+    };
+  },
+  computed: (fn) => {
+    const c = computed(fn);
+    return {
+      read: c,
+    };
+  },
+  effect: (fn) => computed(fn).subscribe(() => {}),
+  withBatch: batch,
+  withBuild: (fn) => fn(),
+};

benchmarks/js-reactivity-benchmark/js-reactivity-benchmark.ts

@@ -0,0 +1,13 @@
+import { writeFile } from 'fs/promises';
+import { logPerfHeaders, logPerfResult, testFramework } from 'js-reactivity-benchmark';
+import { tansuFramework } from './adapter';
+
+(async () => {
+  logPerfHeaders();
+  const results: { name: string; value: number; unit: string }[] = [];
+  await testFramework({ framework: tansuFramework, testPullCounts: true }, (result) => {
+    logPerfResult(result);
+    results.push({ name: result.test, value: result.time, unit: 'ms' });
+  });
+  await writeFile('js-reactivity-benchmarks.json', JSON.stringify(results, null, ' '));
+})();