mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-27 08:04:14 +00:00
672 lines
21 KiB
Nix
672 lines
21 KiB
Nix
{ lib
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, buildPackages
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, buildRustCrate
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, callPackage
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, releaseTools
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, runCommand
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, runCommandCC
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, stdenv
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, symlinkJoin
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, writeTextFile
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}:
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let
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mkCrate = buildRustCrate: args: let
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p = {
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crateName = "nixtestcrate";
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version = "0.1.0";
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authors = [ "Test <test@example.com>" ];
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} // args;
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in buildRustCrate p;
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mkHostCrate = mkCrate buildRustCrate;
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mkCargoToml =
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{ name, crateVersion ? "0.1.0", path ? "Cargo.toml" }:
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mkFile path ''
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[package]
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name = ${builtins.toJSON name}
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version = ${builtins.toJSON crateVersion}
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'';
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mkFile = destination: text: writeTextFile {
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name = "src";
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destination = "/${destination}";
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inherit text;
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};
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mkBin = name: mkFile name ''
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use std::env;
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fn main() {
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let name: String = env::args().nth(0).unwrap();
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println!("executed {}", name);
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}
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'';
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mkBinExtern = name: extern: mkFile name ''
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extern crate ${extern};
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fn main() {
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assert_eq!(${extern}::test(), 23);
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}
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'';
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mkTestFile = name: functionName: mkFile name ''
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#[cfg(test)]
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#[test]
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fn ${functionName}() {
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assert!(true);
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}
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'';
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mkTestFileWithMain = name: functionName: mkFile name ''
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#[cfg(test)]
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#[test]
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fn ${functionName}() {
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assert!(true);
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}
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fn main() {}
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'';
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mkLib = name: mkFile name "pub fn test() -> i32 { return 23; }";
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mkTest = crateArgs: let
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crate = mkHostCrate (builtins.removeAttrs crateArgs ["expectedTestOutput"]);
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hasTests = crateArgs.buildTests or false;
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expectedTestOutputs = crateArgs.expectedTestOutputs or null;
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binaries = map (v: lib.escapeShellArg v.name) (crateArgs.crateBin or []);
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isLib = crateArgs ? libName || crateArgs ? libPath;
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crateName = crateArgs.crateName or "nixtestcrate";
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libName = crateArgs.libName or crateName;
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libTestBinary = if !isLib then null else mkHostCrate {
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crateName = "run-test-${crateName}";
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dependencies = [ crate ];
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src = mkBinExtern "src/main.rs" libName;
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};
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in
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assert expectedTestOutputs != null -> hasTests;
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assert hasTests -> expectedTestOutputs != null;
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runCommand "run-buildRustCrate-${crateName}-test" {
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nativeBuildInputs = [ crate ];
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} (if !hasTests then ''
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${lib.concatMapStringsSep "\n" (binary:
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# Can't actually run the binary when cross-compiling
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(lib.optionalString (stdenv.hostPlatform != stdenv.buildPlatform) "type ") + binary
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) binaries}
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${lib.optionalString isLib ''
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test -e ${crate}/lib/*.rlib || exit 1
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${lib.optionalString (stdenv.hostPlatform != stdenv.buildPlatform) "test -x "} \
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${libTestBinary}/bin/run-test-${crateName}
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''}
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touch $out
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'' else if stdenv.hostPlatform == stdenv.buildPlatform then ''
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for file in ${crate}/tests/*; do
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$file 2>&1 >> $out
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done
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set -e
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${lib.concatMapStringsSep "\n" (o: "grep '${o}' $out || { echo 'output \"${o}\" not found in:'; cat $out; exit 23; }") expectedTestOutputs}
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'' else ''
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for file in ${crate}/tests/*; do
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test -x "$file"
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done
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touch "$out"
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''
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);
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/* Returns a derivation that asserts that the crate specified by `crateArgs`
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has the specified files as output.
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`name` is used as part of the derivation name that performs the checking.
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`crateArgs` is passed to `mkHostCrate` to build the crate with `buildRustCrate`.
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`expectedFiles` contains a list of expected file paths in the output. E.g.
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`[ "./bin/my_binary" ]`.
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`output` specifies the name of the output to use. By default, the default
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output is used but e.g. `output = "lib";` will cause the lib output
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to be checked instead. You do not need to specify any directories.
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*/
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assertOutputs = { name, crateArgs, expectedFiles, output? null }:
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assert (builtins.isString name);
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assert (builtins.isAttrs crateArgs);
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assert (builtins.isList expectedFiles);
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let
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crate = mkHostCrate (builtins.removeAttrs crateArgs ["expectedTestOutput"]);
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crateOutput = if output == null then crate else crate."${output}";
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expectedFilesFile = writeTextFile {
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name = "expected-files-${name}";
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text =
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let sorted = builtins.sort (a: b: a<b) expectedFiles;
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concatenated = builtins.concatStringsSep "\n" sorted;
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in "${concatenated}\n";
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};
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in
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runCommand "assert-outputs-${name}" {
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} (''
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local actualFiles=$(mktemp)
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cd "${crateOutput}"
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find . -type f \
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| sort \
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''
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# sed out the hash because it differs per platform
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+ ''
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| sed -E -e 's/-[0-9a-fA-F]{10}\.rlib/-HASH.rlib/g' \
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> "$actualFiles"
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diff -q ${expectedFilesFile} "$actualFiles" > /dev/null || {
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echo -e "\033[0;1;31mERROR: Difference in expected output files in ${crateOutput} \033[0m" >&2
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echo === Got:
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sed -e 's/^/ /' $actualFiles
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echo === Expected:
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sed -e 's/^/ /' ${expectedFilesFile}
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echo === Diff:
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diff -u ${expectedFilesFile} $actualFiles |\
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tail -n +3 |\
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sed -e 's/^/ /'
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exit 1
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}
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touch $out
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'')
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;
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in rec {
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tests = let
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cases = rec {
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libPath = { libPath = "src/my_lib.rs"; src = mkLib "src/my_lib.rs"; };
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srcLib = { src = mkLib "src/lib.rs"; };
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# This used to be supported by cargo but as of 1.40.0 I can't make it work like that with just cargo anymore.
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# This might be a regression or deprecated thing they finally removed…
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# customLibName = { libName = "test_lib"; src = mkLib "src/test_lib.rs"; };
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# rustLibTestsCustomLibName = {
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# libName = "test_lib";
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# src = mkTestFile "src/test_lib.rs" "foo";
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# buildTests = true;
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# expectedTestOutputs = [ "test foo ... ok" ];
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# };
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customLibNameAndLibPath = { libName = "test_lib"; libPath = "src/best-lib.rs"; src = mkLib "src/best-lib.rs"; };
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crateBinWithPath = { crateBin = [{ name = "test_binary1"; path = "src/foobar.rs"; }]; src = mkBin "src/foobar.rs"; };
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crateBinNoPath1 = { crateBin = [{ name = "my-binary2"; }]; src = mkBin "src/my_binary2.rs"; };
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crateBinNoPath2 = {
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crateBin = [{ name = "my-binary3"; } { name = "my-binary4"; }];
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src = symlinkJoin {
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name = "buildRustCrateMultipleBinariesCase";
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paths = [ (mkBin "src/bin/my_binary3.rs") (mkBin "src/bin/my_binary4.rs") ];
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};
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};
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crateBinNoPath3 = { crateBin = [{ name = "my-binary5"; }]; src = mkBin "src/bin/main.rs"; };
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crateBinNoPath4 = { crateBin = [{ name = "my-binary6"; }]; src = mkBin "src/main.rs";};
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crateBinRename1 = {
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crateBin = [{ name = "my-binary-rename1"; }];
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src = mkBinExtern "src/main.rs" "foo_renamed";
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dependencies = [ (mkHostCrate { crateName = "foo"; src = mkLib "src/lib.rs"; }) ];
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crateRenames = { "foo" = "foo_renamed"; };
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};
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crateBinRename2 = {
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crateBin = [{ name = "my-binary-rename2"; }];
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src = mkBinExtern "src/main.rs" "foo_renamed";
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dependencies = [ (mkHostCrate { crateName = "foo"; libName = "foolib"; src = mkLib "src/lib.rs"; }) ];
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crateRenames = { "foo" = "foo_renamed"; };
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};
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crateBinRenameMultiVersion = let
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crateWithVersion = version: mkHostCrate {
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crateName = "my_lib";
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inherit version;
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src = mkFile "src/lib.rs" ''
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pub const version: &str = "${version}";
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'';
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};
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depCrate01 = crateWithVersion "0.1.2";
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depCrate02 = crateWithVersion "0.2.1";
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in {
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crateName = "my_bin";
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src = symlinkJoin {
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name = "my_bin_src";
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paths = [
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(mkFile "src/main.rs" ''
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#[test]
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fn my_lib_01() { assert_eq!(lib01::version, "0.1.2"); }
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#[test]
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fn my_lib_02() { assert_eq!(lib02::version, "0.2.1"); }
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fn main() { }
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'')
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];
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};
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dependencies = [ depCrate01 depCrate02 ];
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crateRenames = {
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"my_lib" = [
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{
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version = "0.1.2";
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rename = "lib01";
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}
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{
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version = "0.2.1";
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rename = "lib02";
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}
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];
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};
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buildTests = true;
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expectedTestOutputs = [
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"test my_lib_01 ... ok"
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"test my_lib_02 ... ok"
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];
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};
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rustLibTestsDefault = {
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src = mkTestFile "src/lib.rs" "baz";
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buildTests = true;
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expectedTestOutputs = [ "test baz ... ok" ];
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};
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rustLibTestsCustomLibPath = {
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libPath = "src/test_path.rs";
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src = mkTestFile "src/test_path.rs" "bar";
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buildTests = true;
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expectedTestOutputs = [ "test bar ... ok" ];
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};
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rustLibTestsCustomLibPathWithTests = {
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libPath = "src/test_path.rs";
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src = symlinkJoin {
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name = "rust-lib-tests-custom-lib-path-with-tests-dir";
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paths = [
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(mkTestFile "src/test_path.rs" "bar")
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(mkTestFile "tests/something.rs" "something")
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];
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};
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buildTests = true;
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expectedTestOutputs = [
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"test bar ... ok"
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"test something ... ok"
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];
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};
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rustBinTestsCombined = {
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src = symlinkJoin {
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name = "rust-bin-tests-combined";
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paths = [
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(mkTestFileWithMain "src/main.rs" "src_main")
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(mkTestFile "tests/foo.rs" "tests_foo")
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(mkTestFile "tests/bar.rs" "tests_bar")
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];
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};
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buildTests = true;
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expectedTestOutputs = [
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"test src_main ... ok"
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"test tests_foo ... ok"
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"test tests_bar ... ok"
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];
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};
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rustBinTestsSubdirCombined = {
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src = symlinkJoin {
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name = "rust-bin-tests-subdir-combined";
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paths = [
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(mkTestFileWithMain "src/main.rs" "src_main")
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(mkTestFile "tests/foo/main.rs" "tests_foo")
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(mkTestFile "tests/bar/main.rs" "tests_bar")
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];
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};
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buildTests = true;
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expectedTestOutputs = [
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"test src_main ... ok"
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"test tests_foo ... ok"
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"test tests_bar ... ok"
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];
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};
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linkAgainstRlibCrate = {
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crateName = "foo";
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src = mkFile "src/main.rs" ''
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extern crate somerlib;
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fn main() {}
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'';
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dependencies = [
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(mkHostCrate {
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crateName = "somerlib";
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type = [ "rlib" ];
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src = mkLib "src/lib.rs";
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})
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];
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};
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buildScriptDeps = let
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depCrate = buildRustCrate: boolVal: mkCrate buildRustCrate {
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crateName = "bar";
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src = mkFile "src/lib.rs" ''
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pub const baz: bool = ${boolVal};
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'';
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};
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in {
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crateName = "foo";
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src = symlinkJoin {
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name = "build-script-and-main";
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paths = [
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(mkFile "src/main.rs" ''
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extern crate bar;
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#[cfg(test)]
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#[test]
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fn baz_false() { assert!(!bar::baz); }
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fn main() { }
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'')
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(mkFile "build.rs" ''
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extern crate bar;
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fn main() { assert!(bar::baz); }
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'')
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];
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};
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buildDependencies = [ (depCrate buildPackages.buildRustCrate "true") ];
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dependencies = [ (depCrate buildRustCrate "false") ];
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buildTests = true;
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expectedTestOutputs = [ "test baz_false ... ok" ];
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};
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buildScriptFeatureEnv = {
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crateName = "build-script-feature-env";
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features = [ "some-feature" "crate/another_feature" ];
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src = symlinkJoin {
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name = "build-script-feature-env";
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paths = [
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(mkFile "src/main.rs" ''
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#[cfg(test)]
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#[test]
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fn feature_not_visible() {
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assert!(std::env::var("CARGO_FEATURE_SOME_FEATURE").is_err());
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assert!(option_env!("CARGO_FEATURE_SOME_FEATURE").is_none());
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}
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fn main() {}
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'')
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(mkFile "build.rs" ''
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fn main() {
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assert!(std::env::var("CARGO_FEATURE_SOME_FEATURE").is_ok());
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assert!(option_env!("CARGO_FEATURE_SOME_FEATURE").is_none());
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}
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'')
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];
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};
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buildTests = true;
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expectedTestOutputs = [ "test feature_not_visible ... ok" ];
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};
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# Regression test for https://github.com/NixOS/nixpkgs/pull/88054
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# Build script output should be rewritten as valid env vars.
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buildScriptIncludeDirDeps = let
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depCrate = mkHostCrate {
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crateName = "bar";
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src = symlinkJoin {
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name = "build-script-and-include-dir-bar";
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paths = [
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(mkFile "src/lib.rs" ''
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fn main() { }
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'')
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(mkFile "build.rs" ''
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use std::path::PathBuf;
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fn main() { println!("cargo:include-dir={}/src", std::env::current_dir().unwrap_or(PathBuf::from(".")).to_str().unwrap()); }
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'')
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];
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};
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};
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in {
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crateName = "foo";
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src = symlinkJoin {
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name = "build-script-and-include-dir-foo";
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paths = [
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(mkFile "src/main.rs" ''
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fn main() { }
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'')
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(mkFile "build.rs" ''
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fn main() { assert!(std::env::var_os("DEP_BAR_INCLUDE_DIR").is_some()); }
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'')
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];
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};
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buildDependencies = [ depCrate ];
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dependencies = [ depCrate ];
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};
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# Regression test for https://github.com/NixOS/nixpkgs/issues/74071
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# Whenevever a build.rs file is generating files those should not be overlayed onto the actual source dir
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buildRsOutDirOverlay = {
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src = symlinkJoin {
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name = "buildrs-out-dir-overlay";
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paths = [
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(mkLib "src/lib.rs")
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(mkFile "build.rs" ''
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use std::env;
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use std::ffi::OsString;
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use std::fs;
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use std::path::Path;
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fn main() {
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let out_dir = env::var_os("OUT_DIR").expect("OUT_DIR not set");
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let out_file = Path::new(&out_dir).join("lib.rs");
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fs::write(out_file, "invalid rust code!").expect("failed to write lib.rs");
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}
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'')
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];
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};
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};
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# Regression test for https://github.com/NixOS/nixpkgs/pull/83379
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# link flag order should be preserved
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linkOrder = {
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src = symlinkJoin {
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name = "buildrs-out-dir-overlay";
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paths = [
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(mkFile "build.rs" ''
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fn main() {
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// in the other order, linkage will fail
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println!("cargo:rustc-link-lib=b");
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println!("cargo:rustc-link-lib=a");
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}
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'')
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(mkFile "src/main.rs" ''
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extern "C" {
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fn hello_world();
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}
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fn main() {
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unsafe {
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hello_world();
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}
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}
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'')
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];
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};
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buildInputs = let
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compile = name: text: let
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src = writeTextFile {
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name = "${name}-src.c";
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inherit text;
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};
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in runCommandCC name {} ''
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mkdir -p $out/lib
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# Note: On darwin (which defaults to clang) we have to add
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# `-undefined dynamic_lookup` as otherwise the compilation fails.
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$CC -shared \
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${lib.optionalString stdenv.isDarwin "-undefined dynamic_lookup"} \
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-o $out/lib/${name}${stdenv.hostPlatform.extensions.sharedLibrary} ${src}
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'';
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b = compile "libb" ''
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#include <stdio.h>
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|
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void hello();
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void hello_world() {
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hello();
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printf(" world!\n");
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}
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'';
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a = compile "liba" ''
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#include <stdio.h>
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|
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void hello() {
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printf("hello");
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}
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'';
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in [ a b ];
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};
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rustCargoTomlInSubDir = {
|
|
# The "workspace_member" can be set to the sub directory with the crate to build.
|
|
# By default ".", meaning the top level directory is assumed.
|
|
# Using null will trigger a search.
|
|
workspace_member = null;
|
|
src = symlinkJoin rec {
|
|
name = "find-cargo-toml";
|
|
paths = [
|
|
(mkCargoToml { name = "ignoreMe"; })
|
|
(mkTestFileWithMain "src/main.rs" "ignore_main")
|
|
|
|
(mkCargoToml { name = "rustCargoTomlInSubDir"; path = "subdir/Cargo.toml"; })
|
|
(mkTestFileWithMain "subdir/src/main.rs" "src_main")
|
|
(mkTestFile "subdir/tests/foo/main.rs" "tests_foo")
|
|
(mkTestFile "subdir/tests/bar/main.rs" "tests_bar")
|
|
];
|
|
};
|
|
buildTests = true;
|
|
expectedTestOutputs = [
|
|
"test src_main ... ok"
|
|
"test tests_foo ... ok"
|
|
"test tests_bar ... ok"
|
|
];
|
|
};
|
|
|
|
rustCargoTomlInTopDir =
|
|
let
|
|
withoutCargoTomlSearch = builtins.removeAttrs rustCargoTomlInSubDir [ "workspace_member" ];
|
|
in
|
|
withoutCargoTomlSearch // {
|
|
expectedTestOutputs = [
|
|
"test ignore_main ... ok"
|
|
];
|
|
};
|
|
procMacroInPrelude = {
|
|
procMacro = true;
|
|
edition = "2018";
|
|
src = symlinkJoin {
|
|
name = "proc-macro-in-prelude";
|
|
paths = [
|
|
(mkFile "src/lib.rs" ''
|
|
use proc_macro::TokenTree;
|
|
'')
|
|
];
|
|
};
|
|
};
|
|
};
|
|
brotliCrates = (callPackage ./brotli-crates.nix {});
|
|
rcgenCrates = callPackage ./rcgen-crates.nix {
|
|
# Suppress deprecation warning
|
|
buildRustCrate = null;
|
|
};
|
|
tests = lib.mapAttrs (key: value: mkTest (value // lib.optionalAttrs (!value?crateName) { crateName = key; })) cases;
|
|
in tests // rec {
|
|
|
|
crateBinWithPathOutputs = assertOutputs {
|
|
name="crateBinWithPath";
|
|
crateArgs = {
|
|
crateBin = [{ name = "test_binary1"; path = "src/foobar.rs"; }];
|
|
src = mkBin "src/foobar.rs";
|
|
};
|
|
expectedFiles = [
|
|
"./bin/test_binary1"
|
|
];
|
|
};
|
|
|
|
crateBinWithPathOutputsDebug = assertOutputs {
|
|
name="crateBinWithPath";
|
|
crateArgs = {
|
|
release = false;
|
|
crateBin = [{ name = "test_binary1"; path = "src/foobar.rs"; }];
|
|
src = mkBin "src/foobar.rs";
|
|
};
|
|
expectedFiles = [
|
|
"./bin/test_binary1"
|
|
] ++ lib.optionals stdenv.isDarwin [
|
|
# On Darwin, the debug symbols are in a separate directory.
|
|
"./bin/test_binary1.dSYM/Contents/Info.plist"
|
|
"./bin/test_binary1.dSYM/Contents/Resources/DWARF/test_binary1"
|
|
];
|
|
};
|
|
|
|
crateBinNoPath1Outputs = assertOutputs {
|
|
name="crateBinNoPath1";
|
|
crateArgs = {
|
|
crateBin = [{ name = "my-binary2"; }];
|
|
src = mkBin "src/my_binary2.rs";
|
|
};
|
|
expectedFiles = [
|
|
"./bin/my-binary2"
|
|
];
|
|
};
|
|
|
|
crateLibOutputs = assertOutputs {
|
|
name="crateLib";
|
|
output="lib";
|
|
crateArgs = {
|
|
libName = "test_lib";
|
|
type = [ "rlib" ];
|
|
libPath = "src/lib.rs";
|
|
src = mkLib "src/lib.rs";
|
|
};
|
|
expectedFiles = [
|
|
"./nix-support/propagated-build-inputs"
|
|
"./lib/libtest_lib-HASH.rlib"
|
|
"./lib/link"
|
|
];
|
|
};
|
|
|
|
crateLibOutputsDebug = assertOutputs {
|
|
name="crateLib";
|
|
output="lib";
|
|
crateArgs = {
|
|
release = false;
|
|
libName = "test_lib";
|
|
type = [ "rlib" ];
|
|
libPath = "src/lib.rs";
|
|
src = mkLib "src/lib.rs";
|
|
};
|
|
expectedFiles = [
|
|
"./nix-support/propagated-build-inputs"
|
|
"./lib/libtest_lib-HASH.rlib"
|
|
"./lib/link"
|
|
];
|
|
};
|
|
|
|
brotliTest = let
|
|
pkg = brotliCrates.brotli_2_5_0 {};
|
|
in runCommand "run-brotli-test-cmd" {
|
|
nativeBuildInputs = [ pkg ];
|
|
} (if stdenv.hostPlatform == stdenv.buildPlatform then ''
|
|
${pkg}/bin/brotli -c ${pkg}/bin/brotli > /dev/null && touch $out
|
|
'' else ''
|
|
test -x '${pkg}/bin/brotli' && touch $out
|
|
'');
|
|
allocNoStdLibTest = let
|
|
pkg = brotliCrates.alloc_no_stdlib_1_3_0 {};
|
|
in runCommand "run-alloc-no-stdlib-test-cmd" {
|
|
nativeBuildInputs = [ pkg ];
|
|
} ''
|
|
test -e ${pkg}/bin/example && touch $out
|
|
'';
|
|
brotliDecompressorTest = let
|
|
pkg = brotliCrates.brotli_decompressor_1_3_1 {};
|
|
in runCommand "run-brotli-decompressor-test-cmd" {
|
|
nativeBuildInputs = [ pkg ];
|
|
} ''
|
|
test -e ${pkg}/bin/brotli-decompressor && touch $out
|
|
'';
|
|
|
|
rcgenTest = let
|
|
pkg = rcgenCrates.rootCrate.build;
|
|
in runCommand "run-rcgen-test-cmd" {
|
|
nativeBuildInputs = [ pkg ];
|
|
} (if stdenv.hostPlatform == stdenv.buildPlatform then ''
|
|
${pkg}/bin/rcgen && touch $out
|
|
'' else ''
|
|
test -x '${pkg}/bin/rcgen' && touch $out
|
|
'');
|
|
};
|
|
test = releaseTools.aggregate {
|
|
name = "buildRustCrate-tests";
|
|
meta = {
|
|
description = "Test cases for buildRustCrate";
|
|
maintainers = [ ];
|
|
};
|
|
constituents = builtins.attrValues tests;
|
|
};
|
|
}
|