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nixpkgs/pkgs/development/ruby-modules/with-packages/test.nix

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# a generic test suite for all gems for all ruby versions.
# use via nix-build.
let
pkgs = import ../../../.. {};
lib = pkgs.lib;
stdenv = pkgs.stdenv;
rubyVersions = with pkgs; [
ruby_2_5
ruby_2_6
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ruby_2_7
];
gemTests =
(lib.mapAttrs
(name: gem: [ name ])
pkgs.ruby.gems) //
(import ./require_exceptions.nix);
tests = ruby:
lib.mapAttrs (name: gem:
let
test =
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if builtins.isList gemTests.${name}
then pkgs.writeText "${name}.rb" ''
puts "${name} GEM_HOME: #{ENV['GEM_HOME']}"
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${lib.concatStringsSep "\n" (map (n: "require '${n}'") gemTests.${name})}
''
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else pkgs.writeText "${name}.rb" gemTests.${name};
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deps = ruby.withPackages (g: [ g.${name} ]);
in stdenv.mkDerivation {
name = "test-gem-${ruby.name}-${name}";
buildInputs = [ deps ];
buildCommand = ''
INLINEDIR=$PWD ruby ${test}
touch $out
'';
}
) ruby.gems;
in
stdenv.mkDerivation {
name = "test-all-ruby-gems";
buildInputs = builtins.foldl' (sum: ruby: sum ++ ( builtins.attrValues (tests ruby) )) [] rubyVersions;
buildCommand = ''
touch $out
'';
}