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// //////////////////////////////////////////////////////////////////////////////////////
// Author: Sajjad Taheri, University of California, Irvine. sajjadt[at]uci[dot]edu
//
//                             LICENSE AGREEMENT
// Copyright (c) 2015 The Regents of the University of California (Regents)
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// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
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import cv from '../../'

QUnit.module('Utils', {
  before: cv.loadOpenCV
})

QUnit.test('Test vectors', function (assert) {
  {
    const pointVector = new cv.PointVector()
    for (let i = 0; i < 100; ++i) {
      pointVector.push_back({ x: i, y: 2 * i })
    }

    assert.strictEqual(pointVector.size(), 100)

    let index = 10
    let item = pointVector.get(index)
    assert.strictEqual(item.x, index)
    assert.strictEqual(item.y, 2 * index)

    index = 0
    item = pointVector.get(index)
    assert.strictEqual(item.x, index)
    assert.strictEqual(item.y, 2 * index)

    index = 99
    item = pointVector.get(index)
    assert.strictEqual(item.x, index)
    assert.strictEqual(item.y, 2 * index)

    pointVector.delete()
  }

  {
    const pointVector = new cv.PointVector()
    for (let i = 0; i < 100; ++i) {
      pointVector.push_back(new cv.Point(i, 2 * i))
    }

    pointVector.push_back(new cv.Point())

    assert.strictEqual(pointVector.size(), 101)

    let index = 10
    let item = pointVector.get(index)
    assert.strictEqual(item.x, index)
    assert.strictEqual(item.y, 2 * index)

    index = 0
    item = pointVector.get(index)
    assert.strictEqual(item.x, index)
    assert.strictEqual(item.y, 2 * index)

    index = 99
    item = pointVector.get(index)
    assert.strictEqual(item.x, index)
    assert.strictEqual(item.y, 2 * index)

    index = 100
    item = pointVector.get(index)
    assert.strictEqual(item.x, 0)
    assert.strictEqual(item.y, 0)

    pointVector.delete()
  }
})
QUnit.test('Test Rect', function (assert) {
  const rectVector = new cv.RectVector()
  const rect = { x: 1, y: 2, width: 3, height: 4 }
  rectVector.push_back(rect)
  rectVector.push_back(new cv.Rect())
  rectVector.push_back(new cv.Rect(rect))
  rectVector.push_back(new cv.Rect({ x: 5, y: 6 }, { width: 7, height: 8 }))
  rectVector.push_back(new cv.Rect(9, 10, 11, 12))

  assert.strictEqual(rectVector.size(), 5)

  let item = rectVector.get(0)
  assert.strictEqual(item.x, 1)
  assert.strictEqual(item.y, 2)
  assert.strictEqual(item.width, 3)
  assert.strictEqual(item.height, 4)

  item = rectVector.get(1)
  assert.strictEqual(item.x, 0)
  assert.strictEqual(item.y, 0)
  assert.strictEqual(item.width, 0)
  assert.strictEqual(item.height, 0)

  item = rectVector.get(2)
  assert.strictEqual(item.x, 1)
  assert.strictEqual(item.y, 2)
  assert.strictEqual(item.width, 3)
  assert.strictEqual(item.height, 4)

  item = rectVector.get(3)
  assert.strictEqual(item.x, 5)
  assert.strictEqual(item.y, 6)
  assert.strictEqual(item.width, 7)
  assert.strictEqual(item.height, 8)

  item = rectVector.get(4)
  assert.strictEqual(item.x, 9)
  assert.strictEqual(item.y, 10)
  assert.strictEqual(item.width, 11)
  assert.strictEqual(item.height, 12)

  rectVector.delete()
})
QUnit.test('Test Size', function (assert) {
  {
    const mat = new cv.Mat()
    mat.create({ width: 5, height: 10 }, cv.CV_8UC4)
    const size = mat.size()

    assert.strictEqual(mat.type(), cv.CV_8UC4)
    assert.strictEqual(size.height, 10)
    assert.strictEqual(size.width, 5)
    assert.strictEqual(mat.channels(), 4)

    mat.delete()
  }

  {
    const mat = new cv.Mat()
    mat.create(new cv.Size(5, 10), cv.CV_8UC4)
    const size = mat.size()

    assert.strictEqual(mat.type(), cv.CV_8UC4)
    assert.strictEqual(size.height, 10)
    assert.strictEqual(size.width, 5)
    assert.strictEqual(mat.channels(), 4)

    mat.delete()
  }
})


QUnit.test('test_rotated_rect', function (assert) {
  {
    const rect = { center: { x: 100, y: 100 }, size: { height: 100, width: 50 }, angle: 30 }

    assert.strictEqual(rect.center.x, 100)
    assert.strictEqual(rect.center.y, 100)
    assert.strictEqual(rect.angle, 30)
    assert.strictEqual(rect.size.height, 100)
    assert.strictEqual(rect.size.width, 50)
  }

  {
    const rect = new cv.RotatedRect()

    assert.strictEqual(rect.center.x, 0)
    assert.strictEqual(rect.center.y, 0)
    assert.strictEqual(rect.angle, 0)
    assert.strictEqual(rect.size.height, 0)
    assert.strictEqual(rect.size.width, 0)

    const points = cv.RotatedRect.points(rect)

    assert.strictEqual(points[0].x, 0)
    assert.strictEqual(points[0].y, 0)
    assert.strictEqual(points[1].x, 0)
    assert.strictEqual(points[1].y, 0)
    assert.strictEqual(points[2].x, 0)
    assert.strictEqual(points[2].y, 0)
    assert.strictEqual(points[3].x, 0)
    assert.strictEqual(points[3].y, 0)
  }

  {
    const rect = new cv.RotatedRect({ x: 100, y: 100 }, { height: 100, width: 50 }, 30)

    assert.strictEqual(rect.center.x, 100)
    assert.strictEqual(rect.center.y, 100)
    assert.strictEqual(rect.angle, 30)
    assert.strictEqual(rect.size.height, 100)
    assert.strictEqual(rect.size.width, 50)

    const points = cv.RotatedRect.points(rect)

    assert.strictEqual(points[0].x, cv.RotatedRect.boundingRect2f(rect).x)
    assert.strictEqual(points[1].y, cv.RotatedRect.boundingRect2f(rect).y)
  }
})