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-rw-r--r--third_party/nix/tests/common.sh.in118
1 files changed, 118 insertions, 0 deletions
diff --git a/third_party/nix/tests/common.sh.in b/third_party/nix/tests/common.sh.in
new file mode 100644
index 000000000000..15d7b1ef9119
--- /dev/null
+++ b/third_party/nix/tests/common.sh.in
@@ -0,0 +1,118 @@
+set -e
+
+export TEST_ROOT=$(realpath ${TMPDIR:-/tmp}/nix-test)
+export NIX_STORE_DIR
+if ! NIX_STORE_DIR=$(readlink -f $TEST_ROOT/store 2> /dev/null); then
+    # Maybe the build directory is symlinked.
+    export NIX_IGNORE_SYMLINK_STORE=1
+    NIX_STORE_DIR=$TEST_ROOT/store
+fi
+export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
+export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
+export NIX_STATE_DIR=$TEST_ROOT/var/nix
+export NIX_CONF_DIR=$TEST_ROOT/etc
+export _NIX_TEST_SHARED=$TEST_ROOT/shared
+if [[ -n $NIX_STORE ]]; then
+    export _NIX_TEST_NO_SANDBOX=1
+fi
+export _NIX_IN_TEST=$TEST_ROOT/shared
+export _NIX_TEST_NO_LSOF=1
+export NIX_REMOTE=$NIX_REMOTE_
+unset NIX_PATH
+export TEST_HOME=$TEST_ROOT/test-home
+export HOME=$TEST_HOME
+unset XDG_CACHE_HOME
+mkdir -p $TEST_HOME
+
+export PATH=@bindir@:$PATH
+coreutils=@coreutils@
+
+export dot=@dot@
+export xmllint="@xmllint@"
+export SHELL="@bash@"
+export PAGER=cat
+export HAVE_SODIUM="@HAVE_SODIUM@"
+
+export version=@PACKAGE_VERSION@
+export system=@system@
+
+cacheDir=$TEST_ROOT/binary-cache
+
+readLink() {
+    ls -l "$1" | sed 's/.*->\ //'
+}
+
+clearProfiles() {
+    profiles="$NIX_STATE_DIR"/profiles
+    rm -rf $profiles
+}
+
+clearStore() {
+    echo "clearing store..."
+    chmod -R +w "$NIX_STORE_DIR"
+    rm -rf "$NIX_STORE_DIR"
+    mkdir "$NIX_STORE_DIR"
+    rm -rf "$NIX_STATE_DIR"
+    mkdir "$NIX_STATE_DIR"
+    nix-store --init
+    clearProfiles
+}
+
+clearCache() {
+    rm -rf "$cacheDir"
+}
+
+clearCacheCache() {
+    rm -f $TEST_HOME/.cache/nix/binary-cache*
+}
+
+startDaemon() {
+    # Start the daemon, wait for the socket to appear.  !!!
+    # ‘nix-daemon’ should have an option to fork into the background.
+    rm -f $NIX_STATE_DIR/daemon-socket/socket
+    nix-daemon &
+    for ((i = 0; i < 30; i++)); do
+        if [ -e $NIX_STATE_DIR/daemon-socket/socket ]; then break; fi
+        sleep 1
+    done
+    pidDaemon=$!
+    trap "kill -9 $pidDaemon" EXIT
+    export NIX_REMOTE=daemon
+}
+
+killDaemon() {
+    kill -9 $pidDaemon
+    wait $pidDaemon || true
+    trap "" EXIT
+}
+
+if [[ $(uname) == Linux ]] && [[ -L /proc/self/ns/user ]] && unshare --user true; then
+    _canUseSandbox=1
+fi
+
+canUseSandbox() {
+    if [[ ! $_canUseSandbox ]]; then
+        echo "Sandboxing not supported, skipping this test..."
+        return 1
+    fi
+
+    return 0
+}
+
+fail() {
+    echo "$1"
+    exit 1
+}
+
+expect() {
+    local expected res
+    expected="$1"
+    shift
+    set +e
+    "$@"
+    res="$?"
+    set -e
+    [[ $res -eq $expected ]]
+}
+
+set -x