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72 lines
2.0 KiB
72 lines
2.0 KiB
1 year ago
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// Reimplementations of the following tests from Flecs:
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// https://github.com/SanderMertens/flecs/blob/master/test/api/src/World.c
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const std = @import("std");
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const expect = std.testing.expect;
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const expectEql = std.testing.expectEqual;
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const expectStrEql = std.testing.expectEqualStrings;
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const util = @import("./util.zig");
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const flecs = @import("../src/main.zig");
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const c = flecs.c;
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const context = flecs.Context(void);
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const Lookup = context.Lookup;
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const World = context.World;
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const Iter = context.Iter;
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const Entity = context.Entity;
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const Position = struct { x: f32, y: f32 };
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const Velocity = struct { x: f32, y: f32 };
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fn move(it: *Iter) void {
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var pos = it.field(Position, 1);
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var vel = it.field(Velocity, 2);
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util.Probe.probeIter(it);
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for (0..it.count) |row| {
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var p = &pos[row];
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var v = &vel[row];
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p.*.x += v.*.x * it.delta_time;
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p.*.y += v.*.y * it.delta_time;
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}
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}
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test "World_progress_w_0" {
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var world = try World.init(std.testing.allocator);
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defer world.deinit();
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_ = world.component(Position);
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_ = world.component(Velocity);
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// const e1 = world.entity(&.{ Position, Velocity });
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// // const phase = Entity.fromRaw(world, c.EcsOnUpdate);
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// // const move_system = world.system("move", move, phase, "Position, Velocity");
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// var ctx = util.Probe.init();
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// c.ecs_set_context(world.raw, &ctx);
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// // e1.set(Position, .{ 0, 0 });
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// // e1.set(Velocity, .{ 1, 2 });
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// _ = world.progress(0);
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// try expectEql(ctx.count, 1);
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// try expectEql(ctx.invoked, 1);
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// // try expectEql(ctx.system, move_system);
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// try expectEql(ctx.termCount, 2);
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// try expectEql(ctx.param, null);
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// try expectEql(ctx.e[0], e1.raw);
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// try expectEql(ctx.c[0][0], Lookup(Position).id);
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// try expectEql(ctx.c[0][1], Lookup(Velocity).id);
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// try expectEql(ctx.s[0][0], 0);
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// try expectEql(ctx.s[0][1], 0);
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// // const p = try e1.get(Position);
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// // try expect(p.x != 0);
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// // try expect(p.y != 0);
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}
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