Add a test for nix-profile.sh

tests/Makefile.am

@@ -10,7 +10,7 @@ TESTS = init.sh hash.sh lang.sh add.sh simple.sh dependencies.sh \
   remote-store.sh export.sh export-graph.sh negative-caching.sh \
   binary-patching.sh timeout.sh secure-drv-outputs.sh nix-channel.sh \
   multiple-outputs.sh import-derivation.sh fetchurl.sh optimise-store.sh \
-  binary-cache.sh
+  binary-cache.sh nix-profile.sh
 
 XFAIL_TESTS =
 

tests/common.sh.in

@@ -1,6 +1,7 @@
 set -e
 
 datadir="@datadir@"
+sysconfdir="@sysconfdir@"
 
 export TEST_ROOT=$(pwd)/test-tmp
 export NIX_STORE_DIR

tests/nix-profile.sh

@@ -0,0 +1,10 @@
+source common.sh
+
+home=$TEST_ROOT/home
+rm -rf $home
+mkdir -p $home
+HOME=$home $SHELL -e -c ". $sysconfdir/profile.d/nix.sh"
+HOME=$home $SHELL -e -c ". $sysconfdir/profile.d/nix.sh" # test idempotency
+
+[ -e $home/.nix-profile ]
+[ -e $home/.nix-channels ]