method.test.ts

// Copyright 2020 Liam Tan. All rights reserved. MIT license.

import { assertEquals } from "./deps.ts";

import { defineRouteDecorator } from "./method.ts";
import { HttpMethod, ControllerMetadata, RouteDefinition } from "./types.ts";
import { getControllerOwnMeta } from "./metadata.ts";

const prefix: string = "/";
const testMethod: HttpMethod = HttpMethod.GET;
const TestDecorator = (prefix: string): MethodDecorator => defineRouteDecorator(prefix, testMethod);

Deno.test({
  name: "Method decorator should assign default metadata to Newable non-controller class",
  fn(): void {
    class TestClass {
      @TestDecorator(prefix)
      public testAction(): void {}
    }

    const meta: ControllerMetadata | undefined = getControllerOwnMeta(TestClass);
    assertEquals(meta?.prefix, null);
    assertEquals(meta?.defaultResponseCodes instanceof Map, true);
    assertEquals(meta?.routes instanceof Map, true);
    assertEquals(meta?.args instanceof Array, true);
  },
});

Deno.test({
  name: "Method decorator should assign route metadata to controller class",
  fn(): void {
    const actionName: string = "testAction";
    class TestClass {
      @TestDecorator(prefix)
      public [actionName](): void {}
    }

    const meta: ControllerMetadata | undefined = getControllerOwnMeta(TestClass);
    const route: RouteDefinition | undefined = meta?.routes.get(actionName);
    assertEquals(route?.methodName, actionName);
    assertEquals(route?.path, prefix);
    assertEquals(route?.requestMethod, testMethod);
  },
});