test: avoid cli count filter allocations

src/cli/program/command-registry.test.ts

@@ -173,8 +173,10 @@ describe("command-registry", () => {
     }
 
     const names = namesOf(program);
-    expect(names.filter((name) => name === "commitments")).toHaveLength(1);
-    expect(names.filter((name) => name === "tasks")).toHaveLength(1);
+    const countName = (target: string) =>
+      names.reduce((count, name) => count + (name === target ? 1 : 0), 0);
+    expect(countName("commitments")).toBe(1);
+    expect(countName("tasks")).toBe(1);
   });
 
   it("replaces placeholders when loading a grouped entry by secondary command name", async () => {

src/cli/program/register.subclis.test.ts

@@ -192,7 +192,7 @@ describe("registerSubCliCommands", () => {
     await registerSubCliByName(program, "acp");
 
     const names = program.commands.map((cmd) => cmd.name());
-    expect(names.filter((name) => name === "acp")).toHaveLength(1);
+    expect(names.reduce((count, name) => count + (name === "acp" ? 1 : 0), 0)).toBe(1);
 
     await program.parseAsync(["acp"], { from: "user" });
     expect(registerAcpCli).toHaveBeenCalledTimes(1);

src/plugins/cli.test.ts

@@ -397,7 +397,9 @@ describe("registerPluginCliCommands", () => {
       primary: "memory",
     });
 
-    expect(program.commands.filter((command) => command.name() === "memory")).toHaveLength(1);
+    expect(
+      program.commands.reduce((count, command) => count + (command.name() === "memory" ? 1 : 0), 0),
+    ).toBe(1);
     expect(mocks.loadOpenClawPlugins).toHaveBeenCalledWith(
       expect.objectContaining({
         onlyPluginIds: ["memory-core"],