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29 lines
896 B
Zig
29 lines
896 B
Zig
const std = @import("std");
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const builtin = @import("builtin");
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const Fields = packed struct {
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timestamp: u50,
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random_bits: u13,
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};
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const ID = packed union {
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value: u63,
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fields: Fields,
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};
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fn value() i64 {
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return 1341;
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}
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test {
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if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
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const timestamp: i64 = value();
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const id = ID{ .fields = Fields{
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.timestamp = @intCast(u50, timestamp),
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.random_bits = 420,
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} };
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try std.testing.expect((ID{ .value = id.value }).fields.timestamp == timestamp);
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}
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