Add behavior test for empty tuple type

Closes #16412
2026-02-12 20:37:54 +00:00 · 2023-10-02 23:29:29 -04:00 · 2023-10-02 23:29:29 -04:00 · 6734d2117e
commit 6734d2117e
parent df4853a627
1 changed files with 12 additions and 0 deletions
--- a/test/behavior/tuple.zig
+++ b/test/behavior/tuple.zig
@ -465,3 +465,15 @@ test "coerce anon tuple to tuple" {
    try expectEqual(x, s[0]);
    try expectEqual(y, s[1]);
 }
+
+test "empty tuple type" {
+    const S = @Type(.{ .Struct = .{
+        .layout = .Auto,
+        .fields = &.{},
+        .decls = &.{},
+        .is_tuple = true,
+    } });
+
+    const s: S = .{};
+    try expect(s.len == 0);
+}