nixpkgs/pkgs/test/make-wrapper/default.nix

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{ lib
, writeText
, writeCBin
, writeShellScript
, makeWrapper
, runCommand
, which
, ...
}:
let
# Testfiles
foofile = writeText "foofile" "foo";
barfile = writeText "barfile" "bar";
# Wrapped binaries
wrappedArgv0 = writeCBin "wrapped-argv0" ''
#include <stdio.h>
#include <stdlib.h>
void main(int argc, char** argv) {
printf("argv0=%s", argv[0]);
exit(0);
}
'';
wrappedBinaryVar = writeShellScript "wrapped-var" ''
echo "VAR=$VAR"
'';
wrappedBinaryArgs = writeShellScript "wrapped-args" ''
echo "$@"
'';
mkWrapperBinary = { name, args, wrapped ? wrappedBinaryVar }: runCommand name
{
nativeBuildInputs = [ makeWrapper ];
} ''
mkdir -p $out/bin
makeWrapper "${wrapped}" "$out/bin/${name}" ${lib.escapeShellArgs args}
'';
mkTest = cmd: toExpect: ''
output="$(${cmd})"
if [[ "$output" != '${toExpect}' ]]; then
echo "test failed: the output of ${cmd} was '$output', expected '${toExpect}'"
echo "the wrapper contents:"
for i in ${cmd}; do
if [[ $i =~ ^test- ]]; then
cat $(which $i)
fi
done
exit 1
fi
'';
in
runCommand "make-wrapper-test"
{
nativeBuildInputs = [
which
(mkWrapperBinary { name = "test-argv0"; args = [ "--argv0" "foo" ]; wrapped = "${wrappedArgv0}/bin/wrapped-argv0"; })
(mkWrapperBinary { name = "test-set"; args = [ "--set" "VAR" "abc" ]; })
(mkWrapperBinary { name = "test-set-default"; args = [ "--set-default" "VAR" "abc" ]; })
(mkWrapperBinary { name = "test-unset"; args = [ "--unset" "VAR" ]; })
(mkWrapperBinary { name = "test-run"; args = [ "--run" "echo bar" ]; })
(mkWrapperBinary { name = "test-run-and-set"; args = [ "--run" "export VAR=foo" "--set" "VAR" "bar" ]; })
(mkWrapperBinary { name = "test-args"; args = [ "--add-flags" "abc" "--append-flags" "xyz" ]; wrapped = wrappedBinaryArgs; })
(mkWrapperBinary { name = "test-prefix"; args = [ "--prefix" "VAR" ":" "abc" ]; })
(mkWrapperBinary { name = "test-prefix-noglob"; args = [ "--prefix" "VAR" ":" "./*" ]; })
(mkWrapperBinary { name = "test-suffix"; args = [ "--suffix" "VAR" ":" "abc" ]; })
(mkWrapperBinary { name = "test-prefix-and-suffix"; args = [ "--prefix" "VAR" ":" "foo" "--suffix" "VAR" ":" "bar" ]; })
(mkWrapperBinary { name = "test-prefix-multi"; args = [ "--prefix" "VAR" ":" "abc:foo:foo" ]; })
(mkWrapperBinary { name = "test-suffix-each"; args = [ "--suffix-each" "VAR" ":" "foo bar:def" ]; })
(mkWrapperBinary { name = "test-prefix-each"; args = [ "--prefix-each" "VAR" ":" "foo bar:def" ]; })
(mkWrapperBinary { name = "test-suffix-contents"; args = [ "--suffix-contents" "VAR" ":" "${foofile} ${barfile}" ]; })
(mkWrapperBinary { name = "test-prefix-contents"; args = [ "--prefix-contents" "VAR" ":" "${foofile} ${barfile}" ]; })
];
}
(
# --argv0 works
mkTest "test-argv0" "argv0=foo"
# --set works
+ mkTest "test-set" "VAR=abc"
# --set overwrites the variable
+ mkTest "VAR=foo test-set" "VAR=abc"
# --set-default works
+ mkTest "test-set-default" "VAR=abc"
# --set-default doesn"t overwrite the variable
+ mkTest "VAR=foo test-set-default" "VAR=foo"
# --unset works
+ mkTest "VAR=foo test-unset" "VAR="
# --add-flags and --append-flags work
+ mkTest "test-args" "abc xyz"
# given flags are kept
+ mkTest "test-args foo" "abc foo xyz"
# --run works
+ mkTest "test-run" "bar\nVAR="
# --run & --set works
+ mkTest "test-run-and-set" "VAR=bar"
# --prefix works
+ mkTest "VAR=foo test-prefix" "VAR=abc:foo"
# sets variable if not set yet
+ mkTest "test-prefix" "VAR=abc"
# prepends value only once
+ mkTest "VAR=abc test-prefix" "VAR=abc"
# Moves value to the front if it already existed
+ mkTest "VAR=foo:abc test-prefix" "VAR=abc:foo"
+ mkTest "VAR=abc:foo:bar test-prefix-multi" "VAR=abc:foo:bar"
# Doesn't overwrite parts of the string
+ mkTest "VAR=test:abcde:test test-prefix" "VAR=abc:test:abcde:test"
# Only append the value once when given multiple times in a parameter
# to makeWrapper
+ mkTest "test-prefix" "VAR=abc"
# --prefix doesn't expand globs
+ mkTest "VAR=f?oo test-prefix-noglob" "VAR=./*:f?oo"
# --suffix works
+ mkTest "VAR=foo test-suffix" "VAR=foo:abc"
# sets variable if not set yet
+ mkTest "test-suffix" "VAR=abc"
# adds the same value only once
+ mkTest "VAR=abc test-suffix" "VAR=abc"
+ mkTest "VAR=abc:foo test-suffix" "VAR=abc:foo"
# --prefix in combination with --suffix
+ mkTest "VAR=abc test-prefix-and-suffix" "VAR=foo:abc:bar"
# --suffix-each works
+ mkTest "VAR=abc test-suffix-each" "VAR=abc:foo:bar:def"
# --prefix-each works
+ mkTest "VAR=abc test-prefix-each" "VAR=bar:def:foo:abc"
# --suffix-contents works
+ mkTest "VAR=abc test-suffix-contents" "VAR=abc:foo:bar"
# --prefix-contents works
+ mkTest "VAR=abc test-prefix-contents" "VAR=bar:foo:abc"
+ "touch $out"
)