44 lines
1.5 KiB
TypeScript
44 lines
1.5 KiB
TypeScript
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/// <reference path="../../definitions/jasmine.d.ts"/>
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module SpaceTac.Game.Specs {
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"use strict";
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describe("Target", () => {
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it("initializes from ship or location", () => {
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var target: Target;
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target = Target.newFromLocation(2, 3);
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expect(target.x).toEqual(2);
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expect(target.y).toEqual(3);
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expect(target.ship).toBeNull();
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var ship = new Ship();
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ship.arena_x = 4;
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ship.arena_y = -2.1;
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target = Target.newFromShip(ship);
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expect(target.x).toEqual(4);
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expect(target.y).toEqual(-2.1);
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expect(target.ship).toBe(ship);
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});
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it("gets distance to another target", () => {
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var t1 = Target.newFromLocation(5, 1);
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var t2 = Target.newFromLocation(6, 2);
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expect(t1.getDistanceTo(t2)).toBeCloseTo(Math.sqrt(2), 0.00001);
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});
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it("checks if a target is in range of another", () => {
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var t1 = Target.newFromLocation(5, 4);
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expect(t1.isInRange(7, 3, 2)).toBe(false);
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expect(t1.isInRange(7, 3, 3)).toBe(true);
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expect(t1.isInRange(5, 5, 2)).toBe(true);
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});
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it("constraints a target to a limited range", () => {
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var target = Target.newFromLocation(5, 9);
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expect(target.constraintInRange(1, 1, Math.sqrt(80) * 0.5)).toEqual(Target.newFromLocation(3, 5));
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expect(target.constraintInRange(1, 1, 70)).toBe(target);
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});
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});
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}
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