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spacetac/src/core/ArenaLocation.spec.ts

21 lines
846 B
TypeScript

module TK.SpaceTac.Specs {
testing("ArenaLocation", test => {
test.case("gets distance and angle between two locations", check => {
check.nears(arenaDistance({ x: 0, y: 0 }, { x: 1, y: 1 }), Math.sqrt(2));
check.nears(arenaAngle({ x: 0, y: 0 }, { x: 1, y: 1 }), Math.PI / 4);
})
test.case("gets an angular distance", check => {
check.equals(angularDistance(0.5, 1.5), 1.0);
check.nears(angularDistance(0.5, 1.5 + Math.PI * 6), 1.0);
check.same(angularDistance(0.5, -0.5), -1.0);
check.nears(angularDistance(0.5, -0.3 - Math.PI * 4), -0.8);
})
test.case("converts between degrees and radians", check => {
check.nears(degrees(Math.PI / 2), 90);
check.nears(radians(45), Math.PI / 4);
});
});
}