zig

commit 1aec406311c69b366ec1da01975e0a3704a161b8 (tree)
parent b6350a2b3f5c92ff4f0db152684f9c55bedb0bf6
Author: Vexu <git@vexu.eu>
Date:   Wed, 11 Nov 2020 14:05:43 +0200

std: fix HashMap.clearRetainingCapacity

Diffstat:
M
lib/std/hash_map.zig
 | 
7
++++++-

1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/lib/std/hash_map.zig b/lib/std/hash_map.zig
@@ -428,7 +428,7 @@ pub fn HashMapUnmanaged(
             if (self.metadata) |_| {
                 self.initMetadatas();
                 self.size = 0;
-                self.available = 0;
+                self.available = @truncate(u32, (self.capacity() * MaxLoadPercentage) / 100);
             }
         }
 
@@ -864,6 +864,11 @@ test "std.hash_map clearRetainingCapacity" {
     expectEqual(map.get(1).?, 1);
     expectEqual(map.count(), 1);
 
+    map.clearRetainingCapacity();
+    map.putAssumeCapacity(1, 1);
+    expectEqual(map.get(1).?, 1);
+    expectEqual(map.count(), 1);
+
     const cap = map.capacity();
     expect(cap > 0);