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import { describe, it, expect, beforeEach } from '@angular/core/testing';
import { InvalidPipeArgumentException } from '@angular/common/src/pipes/invalid_pipe_argument_exception';

import { ConversionPipe } from './conversion.pipe';

describe('ConversionPipe', () => {
  let pipe: ConversionPipe;
  
  beforeEach(() => {
    pipe = new ConversionPipe();

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const graphqlHTTP = require('express-graphql');
const express = require('express');

import { schema } from './schema/schema';

// Can I use something from graphql-tools with my schema...
// import { <something-here> } from 'graphql-tools';
// ...and then feed it to my express() server below?

const port = 3000;

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version: '2'

services:
  mongodb:
    image: mongo:3.2.6
    ports:
      - "27017:27017"

  mongo-seed:
    image: mongo:3.2.6

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class Queue extends Subject<any> {
  private items;

  add(item) {
    if(this.observers.length > 0) {
      this.next(item);
    } else {
      this.items.push(item);
    }
  }

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function justDoIt(color, { size, model }) {
  console.log(`Laced up the size ${size} ${model} kicks (${color})`);
}

let shoe = {
  size: 9.5,
  model: 'Air Jordan Retro 4'
};

justDoIt('black', shoe);

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export function buildInitials(...fields: string[]) {
    return fields.reduce((acc, val) => {
        acc += val.length > 0 ? val[0] : '';
        return acc.toUpperCase();
    }, '');
}

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// Only exported types will be able to be imported elsewhere
export { BackendProviderModule } from './src/backend-provider.module';
export { BackendService } from './src/backend.service';

// leave out the private stuff, like that Helpers class

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// Add this one to an AppModule imports
import { BackendProviderModule } from '@myproject/backend-provider';

// Use this one in the AppComponent for constructor injection
import { BackendService } from '@myproject/backend-provider';

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import { ActivatedRoute } from '@angular/router';

export function getFullTreeParams(route: ActivatedRoute, params = {}) {
  if (route) {
    params = {...params, ...route.snapshot.params};
  }
  return route.parent
    ? this.getFullTreeParams(route.parent, params)
    : params;
}

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import { ActivatedRouteSnapshot } from '@angular/router';

export function getFullTreeParams(route: ActivatedRouteSnapshot, params = {}) {
  if (route) {
    params = {...params, ...route.params};
  }
  return route.firstChild
    ? this.getFullTreeParams(route.firstChild, params)
    : params;
}