flecs-zig-ble/test/entity.zig

// Reimplementations of the following tests from Flecs:
// https://github.com/SanderMertens/flecs/blob/master/test/api/src/Entity.c

const std = @import("std");
const expect = std.testing.expect;
const expectEql = std.testing.expectEqual;
const expectStrEql = std.testing.expectEqualStrings;

const util = @import("./util.zig");

const flecs = @import("../src/main.zig");
const c = flecs.c;

const context = flecs.Context(void);
const World = context.World;
const Entity = context.Entity;

test "Entity_init_id" {
    var world = try World.initMinimal(std.testing.allocator);
    defer world.deinit();

    const e = try world.entity(.{}, .{});
    // try expect(e.raw != 0); -- Not necessary, world.entity() returns error if result would be 0.
    try expect(c.ecs_get_type(world.raw, e.raw) == null);
}

test "Entity_init_id_name" {
    var world = try World.initMinimal(std.testing.allocator);
    defer world.deinit();

    const e = try world.entity(.{ .name = "foo" }, .{});
    // try expect(e.raw != 0); -- Not necessary, world.entity() returns error if result would be 0.
    try expectStrEql("foo", e.getName().?);

    // TODO: Implement EntityPath.
    const path = c.ecs_get_fullpath(world.raw, e.raw);
    defer c.ecs_os_api.free_.?(path);
    try expect(path != null);
    try expectStrEql("foo", std.mem.sliceTo(path.?, 0));
}