149 lines
5 KiB
Nix
149 lines
5 KiB
Nix
# To run these tests:
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# nix-build -A tests.stdenv
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{ stdenv
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, pkgs
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, lib
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,
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}:
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let
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# use a early stdenv so when hacking on stdenv this test can be run quickly
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bootStdenv = stdenv.__bootPackages.stdenv.__bootPackages.stdenv.__bootPackages.stdenv.__bootPackages.stdenv;
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pkgsStructured = import pkgs.path { config = { structuredAttrsByDefault = true; }; inherit (stdenv.hostPlatform) system; };
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bootStdenvStructuredAttrsByDefault = pkgsStructured.stdenv.__bootPackages.stdenv.__bootPackages.stdenv.__bootPackages.stdenv.__bootPackages.stdenv;
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ccWrapperSubstitutionsTest = { name, stdenv', extraAttrs ? { } }:
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stdenv'.cc.overrideAttrs (previousAttrs: ({
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inherit name;
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postFixup = previousAttrs.postFixup + ''
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declare -p wrapperName
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echo "env.wrapperName = $wrapperName"
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[[ $wrapperName == "CC_WRAPPER" ]] || (echo "'\$wrapperName' was not 'CC_WRAPPER'" && false)
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declare -p suffixSalt
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echo "env.suffixSalt = $suffixSalt"
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[[ $suffixSalt == "${stdenv'.cc.suffixSalt}" ]] || (echo "'\$suffxSalt' was not '${stdenv'.cc.suffixSalt}'" && false)
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grep -q "@out@" $out/bin/cc || echo "@out@ in $out/bin/cc was substituted"
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grep -q "@suffixSalt@" $out/bin/cc && (echo "$out/bin/cc contains unsubstituted variables" && false)
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touch $out
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'';
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} // extraAttrs));
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testEnvAttrset = { name, stdenv', extraAttrs ? { } }:
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stdenv'.mkDerivation
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({
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inherit name;
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env = {
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string = "testing-string";
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};
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passAsFile = [ "buildCommand" ];
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buildCommand = ''
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declare -p string
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echo "env.string = $string"
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[[ $string == "testing-string" ]] || (echo "'\$string' was not 'testing-string'" && false)
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touch $out
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'';
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} // extraAttrs);
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testPrependAndAppendToVar = { name, stdenv', extraAttrs ? { } }:
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stdenv'.mkDerivation
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({
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inherit name;
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env = {
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string = "testing-string";
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};
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passAsFile = [ "buildCommand" ] ++ lib.optionals (extraAttrs ? extraTest) [ "extraTest" ];
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# FIXME: with structuredAttrs string is converted to a indexed array
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# should a/pToVar check if the passed variable is a array or a string?
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# declare -x string="testing-string"
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# declare -ax string=([0]="world" [1]="testing-string" [2]="hello")
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buildCommand = ''
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declare -p string
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appendToVar string hello
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# test that quoted strings work
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prependToVar string "world"
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declare -p string
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[[ $string == "world testing-string hello" ]] || (echo "'\$string' was not 'world testing-string hello'" && false)
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eval "$extraTest"
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touch $out
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'';
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} // extraAttrs);
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in
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{
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test-env-attrset = testEnvAttrset { name = "test-env-attrset"; stdenv' = bootStdenv; };
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test-prepend-append-to-var = testPrependAndAppendToVar {
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name = "test-prepend-append-to-var";
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stdenv' = bootStdenv;
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};
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test-structured-env-attrset = testEnvAttrset {
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name = "test-structured-env-attrset";
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stdenv' = bootStdenv;
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extraAttrs = { __structuredAttrs = true; };
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};
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test-cc-wrapper-substitutions = ccWrapperSubstitutionsTest {
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name = "test-cc-wrapper-substitutions";
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stdenv' = bootStdenv;
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};
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structuredAttrsByDefault = lib.recurseIntoAttrs {
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test-cc-wrapper-substitutions = ccWrapperSubstitutionsTest {
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name = "test-cc-wrapper-substitutions-structuredAttrsByDefault";
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stdenv' = bootStdenvStructuredAttrsByDefault;
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};
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test-structured-env-attrset = testEnvAttrset {
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name = "test-structured-env-attrset-structuredAttrsByDefault";
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stdenv' = bootStdenvStructuredAttrsByDefault;
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};
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test-prepend-append-to-var = testPrependAndAppendToVar {
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name = "test-prepend-append-to-var-structuredAttrsByDefault";
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stdenv' = bootStdenvStructuredAttrsByDefault;
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extraAttrs = {
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# will be a bash indexed array in attrs.sh
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# declare -a list=('a' 'b' )
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# and a json array in attrs.json
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# "list":["a","b"]
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list = [ "a" "b" ];
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# will be a bash associative array(dictionary) in attrs.sh
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# declare -A array=(['a']='1' ['b']='2' )
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# and a json object in attrs.json
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# {"array":{"a":"1","b":"2"}
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array = { a = "1"; b = "2"; };
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extraTest = ''
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declare -p array
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array+=(["c"]="3")
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declare -p array
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[[ "''${array[c]}" == "3" ]] || (echo "c element of '\$array' was not '3'" && false)
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declare -p list
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prependToVar list hello
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# test that quoted strings work
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appendToVar list "world"
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declare -p list
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[[ "''${list[0]}" == "hello" ]] || (echo "first element of '\$list' was not 'hello'" && false)
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[[ "''${list[1]}" == "a" ]] || (echo "first element of '\$list' was not 'a'" && false)
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[[ "''${list[-1]}" == "world" ]] || (echo "last element of '\$list' was not 'world'" && false)
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'';
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};
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};
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};
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}
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