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std.MultiArrayList: add test coverage for 0-bit structs

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closes #10618
solved by #17172
This commit is contained in:
Andrew Kelley
2023-09-23 17:08:40 -07:00
parent df5f0517b3
commit cc69315f03
2 changed files with 78 additions and 0 deletions
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29
lib/std/array_hash_map.zig
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@@ -2336,6 +2336,35 @@ test "sort" {
}
}
test "0 sized key" {
var map = AutoArrayHashMap(u0, i32).init(std.testing.allocator);
defer map.deinit();
try testing.expectEqual(map.get(0), null);
try map.put(0, 5);
try testing.expectEqual(map.get(0), 5);
try map.put(0, 10);
try testing.expectEqual(map.get(0), 10);
try testing.expectEqual(map.swapRemove(0), true);
try testing.expectEqual(map.get(0), null);
}
test "0 sized key and 0 sized value" {
var map = AutoArrayHashMap(u0, u0).init(std.testing.allocator);
defer map.deinit();
try testing.expectEqual(map.get(0), null);
try map.put(0, 0);
try testing.expectEqual(map.get(0), 0);
try testing.expectEqual(map.swapRemove(0), true);
try testing.expectEqual(map.get(0), null);
}
pub fn getHashPtrAddrFn(comptime K: type, comptime Context: type) (fn (Context, K) u32) {
return struct {
fn hash(ctx: Context, key: K) u32 {