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More generalised testing in the PositionHelper.js.

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Noted by: @vladislavbelov on D2940
Differential revision: https://code.wildfiregames.com/D3060
Reviewed by: @bb
This was SVN commit r25910.
This commit is contained in:
Freagarach 2021-09-10 06:13:38 +00:00
parent b6012ec606
commit 84aa4f8aeb
1 changed files with 70 additions and 36 deletions
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106
binaries/data/mods/public/simulation/helpers/tests/test_Position.js
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@ -248,54 +248,88 @@ class testPredictTimeToTarget
this.uncertainty = 0.0001;
}
testPredictTimeToTarget(targetPosition, targetVelocity)
testPredictTimeToTarget(selfPosition, selfSpeed, targetPosition, targetVelocity)
{
let selfPosition = new Vector3D(0, 0, 0);
let selfSpeed = 4;
let timeToTarget = PositionHelper.PredictTimeToTarget(selfPosition, selfSpeed, targetPosition, targetVelocity);
const timeToTarget = PositionHelper.PredictTimeToTarget(selfPosition, selfSpeed, targetPosition, targetVelocity);
if (timeToTarget === false)
return;
// Position of the target after that time.
let targetPos = Vector3D.mult(targetVelocity, timeToTarget).add(targetPosition);
const targetPos = Vector3D.mult(targetVelocity, timeToTarget).add(targetPosition);
// Time that the projectile need to reach it.
let time = targetPos.horizDistanceTo(selfPosition) / selfSpeed;
const time = targetPos.horizDistanceTo(selfPosition) / selfSpeed;
TS_ASSERT(Math.abs(timeToTarget - time) < this.uncertainty);
}
/**
* What is at least tested:
* - Moving away from us in a straight line.
* - Moving towards us in a straight line.
* - Moving from us in right angle.
* - Moving in an angle away from us.
* - Moving in an angle towards us.
*/
test()
{
this.testPredictTimeToTarget(new Vector3D(0, 0, 0), new Vector3D(0, 0, 0));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(0, 0, 0));
// Not able to move at all.
this.testPredictTimeToTarget(new Vector3D(0, 0, 0), 0, new Vector3D(1, 0, 0), new Vector3D(0, 0, 0));
// Moving away from us in a straight line.
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(1, 0, 0));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(4, 0, 0));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(16, 0, 0));
const selfPositions = [
new Vector3D(0, 0, 0),
new Vector3D(1, 0, 0),
new Vector3D(4, 0, 0),
new Vector3D(-1, 0, 0),
new Vector3D(-4, 2, 0),
new Vector3D(0, 0, 1),
new Vector3D(0, 0, 4),
new Vector3D(1, 0, 1),
new Vector3D(2, 0, 2),
new Vector3D(-1, 3, 1),
new Vector3D(-2, 0, 2),
new Vector3D(4, 0, 2),
new Vector3D(-4, 1, 2)
];
const selfSpeeds = [1, 2, 3, 4, 5, 6];
const targetPositions = [
new Vector3D(0, 0, 0),
new Vector3D(1, 0, 0),
new Vector3D(3, 0, 0),
new Vector3D(-1, 0, 0),
new Vector3D(-3, 1, 0),
new Vector3D(0, 0, 1),
new Vector3D(0, 0, 3),
new Vector3D(1, 0, 1),
new Vector3D(5, 0, 5),
new Vector3D(-1, 0, 1),
new Vector3D(-3, 0, 2),
new Vector3D(4, 0, 2),
new Vector3D(-6, 8, 2)
];
const targetVelocities = [
new Vector3D(0, 0, 0),
new Vector3D(1, 0, 0),
new Vector3D(4, 0, 0),
new Vector3D(16, 0, 0),
new Vector3D(-1, 0, 0),
new Vector3D(-4, 0, 0),
new Vector3D(-16, 0, 0),
new Vector3D(0, 2, 1),
new Vector3D(0, 0, 4),
new Vector3D(0, 0, 16),
new Vector3D(1, 0, 1),
new Vector3D(2, 1, 2),
new Vector3D(8, 0, 8),
new Vector3D(-1, 0, 1),
new Vector3D(-2, 0, 2),
new Vector3D(-8, 0, 8),
new Vector3D(4, 0, 2),
new Vector3D(-4, 0, 2)
];
// Moving towards us in a straight line.
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(-1, 0, 0));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(-4, 0, 0));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(-16, 0, 0));
// Away from us in right angle.
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(0, 0, 1));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(0, 0, 4));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(0, 0, 16));
// No straight lines away from us.
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(1, 0, 1));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(2, 0, 2));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(8, 0, 8));
// No straight lines towards us.
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(-1, 0, 1));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(-2, 0, 2));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(-8, 0, 8));
// Mixed numbers.
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(4, 0, 2));
this.testPredictTimeToTarget(new Vector3D(20, 0, 0), new Vector3D(-4, 0, 2));
for (const selfPosition of selfPositions)
for (const selfSpeed of selfSpeeds)
for (const targetPosition of targetPositions)
for (const targetVelocity of targetVelocities)
this.testPredictTimeToTarget(selfPosition, selfSpeed, targetPosition, targetVelocity);
}
}