Source
pub fn testAllocatorAligned(base_allocator: mem.Allocator) !void {
var validationAllocator = mem.validationWrap(base_allocator);
const allocator = validationAllocator.allocator();
// Test a few alignment values, smaller and bigger than the type's one
inline for ([_]u29{ 1, 2, 4, 8, 16, 32, 64 }) |alignment| {
// initial
var slice = try allocator.alignedAlloc(u8, alignment, 10);
try testing.expect(slice.len == 10);
// grow
slice = try allocator.realloc(slice, 100);
try testing.expect(slice.len == 100);
if (allocator.resize(slice, 10)) {
slice = slice[0..10];
}
try testing.expect(allocator.resize(slice, 0));
slice = slice[0..0];
// realloc from zero
slice = try allocator.realloc(slice, 100);
try testing.expect(slice.len == 100);
if (allocator.resize(slice, 10)) {
slice = slice[0..10];
}
try testing.expect(allocator.resize(slice, 0));
}
}