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testing_namespace.zig (671B) - Raw

      1 const std = @import("std");
      2 
      3 test "expectEqual demo" {
      4     const expected: i32 = 42;
      5     const actual = 42;
      6 
      7     // The first argument to `expectEqual` is the known, expected, result.
      8     // The second argument is the result of some expression.
      9     // The actual's type is casted to the type of expected.
     10     try std.testing.expectEqual(expected, actual);
     11 }
     12 
     13 test "expectError demo" {
     14     const expected_error = error.DemoError;
     15     const actual_error_union: anyerror!void = error.DemoError;
     16 
     17     // `expectError` will fail when the actual error is different than
     18     // the expected error.
     19     try std.testing.expectError(expected_error, actual_error_union);
     20 }
     21 
     22 // test