wallw-teal/geomag.test.html

## geomag.test.html
<!DOCTYPE html>
<script src="http://cmweiss.github.io/geomagjs/cof2Obj.js"></script>
<script src="http://cmweiss.github.io/geomagjs/geomag.js"></script>
<pre id="results"></pre>
<script>

// ********** Helper Stuff; Ignore *********
function x2str(x) {
  return x.toString();
}

function log() {
  var msg = Array.prototype.map.call(arguments, x2str).join(' ');
  msg = msg.replace(/\n/g, '<br/>');
  var el = document.getElementById('results');
  el.innerHTML += msg + '<br/>';
  console.log(msg);
  if (window.dump) {
    dump(msg);
  }
}

// ********** Here's the test *********
var date = new Date(1488386496470);
var precision = 1E-8

log('date', date.toISOString());

var sets = [{
  coord: [5, 10],
  bearing: 42.99295488826924,
  expected: 44.22244309187904
}, {
  coord: [5, 10],
  bearing: 44.14439180550811,
  expected: 45.37388000911791
}, {
  coord: [-50, 80],
  bearing: 72.03828683714403,
  expected: 112.16177561564162
}, {
  coord: [-50, 80],
  bearing: 149.74888585793278,
  expected: 189.87237463643038
}];

var error = false;

fetch('http://cmweiss.github.io/geomagjs/WMM.COF', {
  method: 'get'
}).then(function(response) {
  return response.text();
}).then(function(cof) {
  var wmm = cof2Obj(cof);
  var gm = geoMagFactory(wmm);

  var error = false;
  sets.forEach((item) => {
    var result = item.bearing - gm(item.coord[1], item.coord[0], 0, date).dec;
    result = result < 0 ? result + 360 : result;

    if (Math.abs(result - item.expected) > precision) {
      log('whoops: ', result, ' was expected as ', item.expected);
      error = true;
    }
  });

  if (!error) {
    log('Test passed!');
  }
}).catch(function(err) {
  log('There was an error accessing or loading something. Check the dev console.');
});
</script>
	<!DOCTYPE html>
	<script src="http://cmweiss.github.io/geomagjs/cof2Obj.js"></script>
	<script src="http://cmweiss.github.io/geomagjs/geomag.js"></script>
	<pre id="results"></pre>
	<script>

	// ******** Helper Stuff; Ignore *******
	function x2str(x) {
	return x.toString();
	}

	function log() {
	var msg = Array.prototype.map.call(arguments, x2str).join(' ');
	msg = msg.replace(/\n/g, '<br/>');
	var el = document.getElementById('results');
	el.innerHTML += msg + '<br/>';
	console.log(msg);
	if (window.dump) {
	dump(msg);
	}
	}

	// ******** Here's the test *******
	var date = new Date(1488386496470);
	var precision = 1E-8

	log('date', date.toISOString());

	var sets = [{
	coord: [5, 10],
	bearing: 42.99295488826924,
	expected: 44.22244309187904
	}, {
	coord: [5, 10],
	bearing: 44.14439180550811,
	expected: 45.37388000911791
	}, {
	coord: [-50, 80],
	bearing: 72.03828683714403,
	expected: 112.16177561564162
	}, {
	coord: [-50, 80],
	bearing: 149.74888585793278,
	expected: 189.87237463643038
	}];

	var error = false;

	fetch('http://cmweiss.github.io/geomagjs/WMM.COF', {
	method: 'get'
	}).then(function(response) {
	return response.text();
	}).then(function(cof) {
	var wmm = cof2Obj(cof);
	var gm = geoMagFactory(wmm);

	var error = false;
	sets.forEach((item) => {
	var result = item.bearing - gm(item.coord[1], item.coord[0], 0, date).dec;
	result = result < 0 ? result + 360 : result;

	if (Math.abs(result - item.expected) > precision) {
	log('whoops: ', result, ' was expected as ', item.expected);
	error = true;
	}
	});

	if (!error) {
	log('Test passed!');
	}
	}).catch(function(err) {
	log('There was an error accessing or loading something. Check the dev console.');
	});
	</script>