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absvdi2_test.zig (1216B) - Raw

      1 const testing = @import("std").testing;
      2 
      3 const __absvdi2 = @import("absvdi2.zig").__absvdi2;
      4 
      5 fn test__absvdi2(a: i64, expected: i64) !void {
      6     const result = __absvdi2(a);
      7     try testing.expectEqual(expected, result);
      8 }
      9 
     10 test "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 }