1const negv = @import("negv.zig");
2const testing = @import("std").testing;
3
4fn test__negvsi2(a: i32, expected: i32) !void {
5 const result = negv.__negvsi2(a);
6 try testing.expectEqual(expected, result);
7}
8
9test "negvsi2" {
10 // -2^31 <= i32 <= 2^31-1
11 // 2^31 = 2147483648
12 // 2^31-1 = 2147483647
13 // TODO write panic handler for testing panics
14 //try test__negvsi2(-2147483648, -5); // tested with return -5; and panic
15 try test__negvsi2(-2147483647, 2147483647);
16 try test__negvsi2(-2147483646, 2147483646);
17 try test__negvsi2(-2147483645, 2147483645);
18 try test__negvsi2(-2147483644, 2147483644);
19 try test__negvsi2(-42, 42);
20 try test__negvsi2(-7, 7);
21 try test__negvsi2(-1, 1);
22 try test__negvsi2(0, 0);
23 try test__negvsi2(1, -1);
24 try test__negvsi2(7, -7);
25 try test__negvsi2(42, -42);
26 try test__negvsi2(2147483644, -2147483644);
27 try test__negvsi2(2147483645, -2147483645);
28 try test__negvsi2(2147483646, -2147483646);
29 try test__negvsi2(2147483647, -2147483647);
30}