zig

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test_variadic_function.zig (316B) - Raw

      1 const std = @import("std");
      2 const testing = std.testing;
      3 
      4 pub extern "c" fn printf(format: [*:0]const u8, ...) c_int;
      5 
      6 test "variadic function" {
      7     try testing.expect(printf("Hello, world!\n") == 14);
      8     try testing.expect(@typeInfo(@TypeOf(printf)).@"fn".is_var_args);
      9 }
     10 
     11 // test
     12 // link_libc
     13 // verbose_cimport