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* Add a test to check whether concurrent garbage collection (i.e.,

Browse source 
running the collector while builds are in progress) works
  correctly.  The test currently fails.
This commit is contained in:
Eelco Dolstra 2005-01-28 20:36:46 +00:00
parent 22cfdfa246
commit a7668411a1
4 changed files with 56 additions and 1 deletions
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4
tests/Makefile.am
View file

@ -34,10 +34,11 @@ fallback.sh: fallback.nix
nix-push.sh: dependencies.nix
nix-pull.sh: dependencies.nix
gc.sh: dependencies.nix
gc-concurrent.sh: gc-concurrent.nix
TESTS = init.sh hash.sh lang.sh simple.sh dependencies.sh locking.sh parallel.sh \
build-hook.sh substitutes.sh substitutes2.sh fallback.sh nix-push.sh gc.sh \
verify.sh nix-pull.sh
gc-concurrent.sh verify.sh nix-pull.sh
XFAIL_TESTS =
@ -54,5 +55,6 @@ EXTRA_DIST = $(TESTS) \
build-hook.nix.in build-hook.hook.sh \
substitutes.nix.in substituter.sh \
substitutes2.nix.in substituter2.sh \
gc-concurrent.nix.in gc-concurrent.builder.sh \
fallback.nix.in \
$(wildcard lang/*.nix) $(wildcard lang/*.exp)

9
tests/gc-concurrent.builder.sh Normal file
View file

@ -0,0 +1,9 @@
export PATH=/bin:/usr/bin:$PATH
mkdir $out
echo $(cat $input1/foo)$(cat $input2/bar) > $out/foobar
sleep 5
mkdir $out || true
ln -s $input2 $out/input-2

25
tests/gc-concurrent.nix.in Normal file
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@ -0,0 +1,25 @@
let {
input1 = derivation {
name = "dependencies-input-1";
system = "@system@";
builder = "@shell@";
args = ["-e" "-x" ./dependencies.builder1.sh];
};
input2 = derivation {
name = "dependencies-input-2";
system = "@system@";
builder = "@shell@";
args = ["-e" "-x" ./dependencies.builder2.sh];
};
body = derivation {
name = "gc-concurrent";
system = "@system@";
builder = "@shell@";
args = ["-e" "-x" ./gc-concurrent.builder.sh];
inherit input1 input2;
};
}

19
tests/gc-concurrent.sh Normal file
View file

@ -0,0 +1,19 @@
storeExpr=$($TOP/src/nix-instantiate/nix-instantiate gc-concurrent.nix)
outPath=$($TOP/src/nix-store/nix-store -q $storeExpr)
# Start a build in the background.
$TOP/src/nix-store/nix-store -rvv "$storeExpr" &
pid=$!
# Run the garbage collector while the build is running.
sleep 2
$NIX_BIN_DIR/nix-collect-garbage
# Wait for the build to finish.
echo waiting for pid $pid to finish...
wait $pid
# Check that the root and its dependencies haven't been deleted.
cat $outPath/foobar
cat $outPath/input-2/bar