1const testing = @import("std").testing;
 2
 3const __absvdi2 = @import("absvdi2.zig").__absvdi2;
 4
 5fn test__absvdi2(a: i64, expected: i64) !void {
 6    const result = __absvdi2(a);
 7    try testing.expectEqual(expected, result);
 8}
 9
10test "absvdi2" {
11    // -2^63 <= i64 <= 2^63-1
12    // 2^63 = 9223372036854775808
13    // 2^63-1 = 9223372036854775807
14    // TODO write panic handler for testing panics
15    //try test__absvdi2(-9223372036854775808, -5); // tested with return -5; and panic
16    try test__absvdi2(-9223372036854775807, 9223372036854775807);
17    try test__absvdi2(-9223372036854775806, 9223372036854775806);
18    try test__absvdi2(-9223372036854775805, 9223372036854775805);
19    try test__absvdi2(-9223372036854775804, 9223372036854775804);
20    try test__absvdi2(-42, 42);
21    try test__absvdi2(-7, 7);
22    try test__absvdi2(-1, 1);
23    try test__absvdi2(0, 0);
24    try test__absvdi2(1, 1);
25    try test__absvdi2(7, 7);
26    try test__absvdi2(42, 42);
27    try test__absvdi2(9223372036854775804, 9223372036854775804);
28    try test__absvdi2(9223372036854775805, 9223372036854775805);
29    try test__absvdi2(9223372036854775806, 9223372036854775806);
30    try test__absvdi2(9223372036854775807, 9223372036854775807);
31}