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'use strict';
import { lattice_update, lattice_valid, lattice_apply } from './lattice.js';
test("growth update rule", () => {
const lattice = [[
{ type: 'empty', flags: {} },
{ type: 'empty', flags: {} },
{ type: 'plant', flags: {} },
]];
const update_rules = {
plant: () => {},
empty: (lattice, x, y) => {
if (lattice[y][x+1].type === 'plant') {
return { world_updates: [{ x, y, from: 'empty', to: 'plant' }] };
}
},
};
expect(lattice_update(lattice, update_rules)).toEqual([
{ world_updates: [{ x: 1, y: 0, from: 'empty', to: 'plant' }] },
]);
lattice[0][1] = { type: 'plant' };
expect(lattice_update(lattice, update_rules)).toEqual([
{ world_updates: [{ x: 0, y: 0, from: 'empty', to: 'plant' }] },
]);
lattice[0][0] = { type: 'plant' };
expect(lattice_update(lattice, update_rules)).toEqual([]);
});
//test("agents cannot move into non-empty tiles", () => {
// const lattice = [[ {type: 'empty', flags: {}}, {type: 'filled', flags: {}} ]];
// const bad_prop = [{ agent_updates: [{ agent_id: 14, x: 1, y: 0 }] }];
// expect(lattice_valid(lattice, bad_prop)).toBe(false);
// const good_prop = [{ agent_updates: [{ agent_id: 14, x: 0, y: 0 }] }];
// expect(lattice_valid(lattice, bad_prop)).toBe(true);
//});
test("growth update rule applied", () => {
const lattice = [[
{ type: 'empty', flags: {} },
{ type: 'empty', flags: {} },
{ type: 'plant', flags: {} },
]];
expect(lattice_apply(lattice, [{ world_updates:[{ x: 1, y: 0, from: 'empty', to: 'plant' }]}])).toEqual([[
{ type: 'empty', flags: {} },
{ type: 'plant', flags: {} },
{ type: 'plant', flags: {} },
]]);
expect(lattice_apply(lattice, [
{ world_updates: [{ x: 2, y: 0, from: 'plant', to: 'empty' } ]},
{ world_updates: [{ x: 1, y: 0, from: 'empty', to: 'plant' } ]},
{ world_updates: [{ x: 0, y: 0, from: 'empty', to: 'plant' } ]},
])).toEqual([[
{ type: 'plant', flags: {} },
{ type: 'plant', flags: {} },
{ type: 'empty', flags: {} },
]]);
});
test("check proposals agains lattice for validity", () => {
const lattice = [[ { type: 'empty' }, { type: 'empty' }, { type: 'plant' } ]];
expect(lattice_valid(lattice, { world_updates: [{ x: -1, y: 0, from: 'blah', to: 'blah' }] })).toBe(false);
expect(lattice_valid(lattice, { world_updates: [{ x: 0, y: 0, from: 'blah', to: 'blah' }] })).toBe(false);
expect(lattice_valid(lattice, { world_updates: [{ x: 0, y: 0, from: 'empty', to: 'blah' }] })).toBe(true);
expect(lattice_valid(lattice, { world_updates: [{ x: 2, y: 0, from: 'empty', to: 'blah' }] })).toBe(false);
expect(lattice_valid(lattice, { world_updates: [{ x: 2, y: 1, from: 'empty', to: 'blah' }] })).toBe(false);
});
test("proposals update cell flags appropriately", () => {
const lattice = [
[
{ type: 'empty', flags: { step: 1} },
{ type: 'empty', flags: {} },
{ type: 'plant', flags: { foo: 'bar' } },
]
];
// flags are reset each time step
expect(lattice_apply(lattice, [{ world_updates:[{ x: 1, y: 0, from: 'empty', to: 'plant' }]}])).toEqual([[
{ type: 'empty', flags: {} },
{ type: 'plant', flags: {} },
{ type: 'plant', flags: {} },
]]);
// flags are combined when updating
expect(lattice_apply(lattice, [
{ world_updates: [{ x: 1, y: 0, flags: { foo: 'bar' } } ]},
{ world_updates: [{ x: 1, y: 0, from: 'empty', to: 'plant', flags: { baz: 'baz' } } ]},
{ world_updates: [{ x: 0, y: 0, from: 'empty', to: 'plant', flags: { foo: 'foo' } } ]},
{ world_updates: [{ x: 0, y: 0, flags: { beep: 'boop' } } ]},
])).toEqual([[
{ type: 'plant', flags: { foo: 'foo', beep: 'boop' } },
{ type: 'plant', flags: { foo: 'bar', baz: 'baz' } },
{ type: 'plant', flags: {} },
]]);
});
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