* 1000th revision!
* A test to verify that locking of output paths (caused by concurrent invocations of Nix) works correctly.
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4 changed files with 50 additions and 2 deletions
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@ -11,11 +11,15 @@ TESTS_ENVIRONMENT = TEST_ROOT=$(TEST_ROOT) \
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simple.sh: simple.nix
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dependencies.sh: dependencies.nix
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locking.sh: locking.nix
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TESTS = init.sh simple.sh dependencies.sh
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TESTS = init.sh simple.sh dependencies.sh locking.sh
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XFAIL_TESTS =
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include ../substitute.mk
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EXTRA_DIST = $(TESTS) \
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simple.nix.in simple.builder.sh \
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dependencies.nix.in dependencies.builder*.sh
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dependencies.nix.in dependencies.builder*.sh \
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locking.nix.in locking.builder.sh
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9
tests/locking.builder.sh
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9
tests/locking.builder.sh
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@ -0,0 +1,9 @@
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export PATH=/bin:/usr/bin:$PATH
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sleep 3
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touch $out
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# Use `>>'; without proper locking this will cause text duplication.
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echo -n $(cat $inputs)$text >> $out
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sleep 2
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18
tests/locking.nix.in
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18
tests/locking.nix.in
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@ -0,0 +1,18 @@
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let {
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mkDrv = text: inputs: derivation {
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name = "locking";
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system = "@system@";
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builder = "@shell@";
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args = ["-e" "-x" ./locking.builder.sh];
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inherit text inputs;
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};
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a = mkDrv "a" [];
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b = mkDrv "b" [a];
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c = mkDrv "c" [a b];
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d = mkDrv "d" [a];
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e = mkDrv "e" [c d];
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body = e;
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}
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17
tests/locking.sh
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17
tests/locking.sh
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@ -0,0 +1,17 @@
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storeExpr=$($TOP/src/nix-instantiate/nix-instantiate locking.nix)
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echo "store expr is $storeExpr"
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for i in $(seq 1 5); do
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echo "WORKER $i"
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$TOP/src/nix-store/nix-store -rvvB "$storeExpr" &
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done
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sleep 5
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outPath=$($TOP/src/nix-store/nix-store -qnfvvvvv "$storeExpr")
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echo "output path is $outPath"
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text=$(cat "$outPath")
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if test "$text" != "aabcade"; then exit 1; fi
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