Method assertNotInstantiated

packages/core/testing/src/test_bed.ts:755–762

(methodName: string, methodDescription: string)

  }

  private assertNotInstantiated(methodName: string, methodDescription: string) {
    if (this._testModuleRef !== null) {
      throw new Error(
        `Cannot ${methodDescription} when the test module has already been instantiated. ` +
          `Make sure you are not using \`inject\` before \`${methodName}\`.`,
      );
    }
  }

  /**
   * Check whether the module scoping queue should be flushed, and flush it if needed.