depot/third_party/nixpkgs/pkgs/development/ruby-modules/testing/assertions.nix

34 lines
1 KiB
Nix

{ test, lib, ... }:
{
equal =
expected: actual:
if actual == expected then
(test.passed "= ${toString expected}")
else
(test.failed (
"expected '${toString expected}'(${builtins.typeOf expected})"
+ " != "
+ "actual '${toString actual}'(${builtins.typeOf actual})"
));
beASet =
actual:
if builtins.isAttrs actual then
(test.passed "is a set")
else
(test.failed "is not a set, was ${builtins.typeOf actual}: ${toString actual}");
haveKeys =
expected: actual:
if builtins.all (ex: builtins.any (ac: ex == ac) (builtins.attrNames actual)) expected then
(test.passed "has expected keys")
else
(test.failed "keys differ: expected: [${lib.concatStringsSep ";" expected}] actual: [${lib.concatStringsSep ";" (builtins.attrNames actual)}]");
havePrefix =
expected: actual:
if lib.hasPrefix expected actual then
(test.passed "has prefix '${expected}'")
else
(test.failed "prefix '${expected}' not found in '${actual}'");
}