workadventure/front/tests/Phaser/Game/PlayerMovementTest.ts

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import "jasmine";
import {PlayerMovement} from "../../../src/Phaser/Game/PlayerMovement";
describe("Interpolation / Extrapolation", () => {
it("should interpolate", () => {
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const playerMovement = new PlayerMovement({
x: 100, y: 200
}, 42000,
{
x: 200, y: 100, moving: true, direction: "up"
},
42200
);
expect(playerMovement.isOutdated(42100)).toBe(false);
expect(playerMovement.isOutdated(43000)).toBe(true);
expect(playerMovement.getPosition(42100)).toEqual({
x: 150,
y: 150,
direction: 'up',
moving: true
});
expect(playerMovement.getPosition(42200)).toEqual({
x: 200,
y: 100,
direction: 'up',
moving: true
});
expect(playerMovement.getPosition(42300)).toEqual({
x: 250,
y: 50,
direction: 'up',
moving: true
});
});
it("should not extrapolate if we stop", () => {
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const playerMovement = new PlayerMovement({
x: 100, y: 200
}, 42000,
{
x: 200, y: 100, moving: false, direction: "up"
},
42200
);
expect(playerMovement.getPosition(42300)).toEqual({
x: 200,
y: 100,
direction: 'up',
moving: false
});
});
it("should should keep moving until it stops", () => {
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const playerMovement = new PlayerMovement({
x: 100, y: 200
}, 42000,
{
x: 200, y: 100, moving: false, direction: "up"
},
42200
);
expect(playerMovement.getPosition(42100)).toEqual({
x: 150,
y: 150,
direction: 'up',
moving: true
});
});
})