release: WRNexusJS 0.8.0

packages/dev-server/test/pipeline.test.ts

@@ -2,7 +2,67 @@ import { expect, test } from "bun:test";
 import { mkdtempSync, rmSync, utimesSync, writeFileSync } from "node:fs";
 import { tmpdir } from "node:os";
 import { join } from "node:path";
-import { invalidateModule, loadModule, setCompileCacheDir } from "../src/pipeline.ts";
+import {
+  compileWireArtifacts,
+  compileWireArtifactsAsync,
+  getWrnCompileMetrics,
+  invalidateModule,
+  loadModule,
+  resetWrnCompileMetrics,
+  setCompileCacheDir,
+  setDevCompilerPipeline,
+} from "../src/pipeline.ts";
+
+test("development compilation awaits plugin AST and code transforms", async () => {
+  const root = mkdtempSync(join(tmpdir(), "wrnexus-plugin-pipeline-"));
+  const file = join(root, "page.wrn");
+  let astTransformed = false;
+  setCompileCacheDir(join(root, ".wrnexus"));
+  setDevCompilerPipeline({
+    async transformAst(ast) {
+      await Promise.resolve();
+      astTransformed = true;
+      return ast;
+    },
+    async transformCode(code) {
+      await Promise.resolve();
+      return `${code}\nexport const pluginTransformed = true;\n`;
+    },
+    virtualModules: new Map(),
+  });
+  try {
+    writeFileSync(file, "page Home { view { <h1>Plugin</h1> } }\n");
+    const artifact = await compileWireArtifactsAsync(file);
+    expect(astTransformed).toBeTrue();
+    expect((await import(artifact.main)).pluginTransformed).toBeTrue();
+  } finally {
+    setDevCompilerPipeline(null);
+    rmSync(root, { recursive: true, force: true });
+  }
+});
+
+test("WRN compilation exposes cache hit, miss, timing, and error metrics", () => {
+  const root = mkdtempSync(join(tmpdir(), "wrnexus-cache-metrics-"));
+  const file = join(root, "page.wrn");
+  setCompileCacheDir(join(root, ".wrnexus"));
+  resetWrnCompileMetrics();
+  try {
+    writeFileSync(file, "page Home { view { <h1>Metrics</h1> } }\n");
+    compileWireArtifacts(file);
+    compileWireArtifacts(file);
+    writeFileSync(file, "page Broken { view { <h1> } }\n");
+    expect(() => compileWireArtifacts(file)).toThrow();
+    expect(getWrnCompileMetrics()).toMatchObject({
+      hits: 1,
+      misses: 2,
+      compilations: 1,
+      errors: 1,
+    });
+    expect(getWrnCompileMetrics().totalDurationMs).toBeGreaterThanOrEqual(0);
+  } finally {
+    rmSync(root, { recursive: true, force: true });
+  }
+});
 
 test("invalidateModule loads changed server modules without restarting the process", async () => {
   const root = mkdtempSync(join(tmpdir(), "wrnexus-hmr-"));