From d2f2be0f701f8b091a00b8898dc7fb922096cfaf Mon Sep 17 00:00:00 2001
From: John Ericson <John.Ericson@Obsidian.Systems>
Date: Wed, 12 Aug 2020 13:24:39 +0000
Subject: [PATCH] Test `RemoteStore::buildDerivation`

Fix `wopNarFromPath` which needed a `toRealPath`.
---
 src/libstore/daemon.cc |  2 +-
 tests/build-hook.nix   | 12 +++++++++++-
 tests/build-remote.sh  | 23 ++++++++++++++++++-----
 3 files changed, 30 insertions(+), 7 deletions(-)

diff --git a/src/libstore/daemon.cc b/src/libstore/daemon.cc
index 7a6eb99be..956a8dc8d 100644
--- a/src/libstore/daemon.cc
+++ b/src/libstore/daemon.cc
@@ -688,7 +688,7 @@ static void performOp(TunnelLogger * logger, ref<Store> store,
         auto path = store->parseStorePath(readString(from));
         logger->startWork();
         logger->stopWork();
-        dumpPath(store->printStorePath(path), to);
+        dumpPath(store->toRealPath(store->printStorePath(path)), to);
         break;
     }
 
diff --git a/tests/build-hook.nix b/tests/build-hook.nix
index 1bd0b759f..eb16676f0 100644
--- a/tests/build-hook.nix
+++ b/tests/build-hook.nix
@@ -26,6 +26,16 @@ let
     requiredSystemFeatures = ["bar"];
   };
 
+  input3 = mkDerivation {
+    shell = busybox;
+    name = "build-remote-input-3";
+    buildCommand = ''
+      read x < ${input2}
+      echo $x BAZ > $out
+    '';
+    requiredSystemFeatures = ["baz"];
+  };
+
 in
 
   mkDerivation {
@@ -34,7 +44,7 @@ in
     buildCommand =
       ''
         read x < ${input1}
-        read y < ${input2}
+        read y < ${input3}
         echo "$x $y" > $out
       '';
   }
diff --git a/tests/build-remote.sh b/tests/build-remote.sh
index 7638f536f..8833f4698 100644
--- a/tests/build-remote.sh
+++ b/tests/build-remote.sh
@@ -13,6 +13,7 @@ builders=(
   # remote-store URL.
   "ssh://localhost?remote-store=$TEST_ROOT/machine1?system-features=foo - - 1 1 foo"
   "$TEST_ROOT/machine2 - - 1 1 bar"
+  "ssh-ng://localhost?remote-store=$TEST_ROOT/machine3?system-features=baz - - 1 1 baz"
 )
 
 # Note: ssh://localhost bypasses ssh, directly invoking nix-store as a
@@ -25,12 +26,24 @@ nix build -L -v -f build-hook.nix -o $TEST_ROOT/result --max-jobs 0 \
 
 outPath=$(readlink -f $TEST_ROOT/result)
 
-grep 'FOO BAR' $TEST_ROOT/machine0/$outPath
+grep 'FOO BAR BAZ' $TEST_ROOT/machine0/$outPath
+
+set -o pipefail
 
 # Ensure that input1 was built on store1 due to the required feature.
-(! nix path-info --store $TEST_ROOT/machine2 --all | grep builder-build-remote-input-1.sh)
-nix path-info --store $TEST_ROOT/machine1 --all | grep builder-build-remote-input-1.sh
+nix path-info --store $TEST_ROOT/machine1 --all \
+  | grep builder-build-remote-input-1.sh \
+  | grep -v builder-build-remote-input-2.sh \
+  | grep -v builder-build-remote-input-3.sh
 
 # Ensure that input2 was built on store2 due to the required feature.
-(! nix path-info --store $TEST_ROOT/machine1 --all | grep builder-build-remote-input-2.sh)
-nix path-info --store $TEST_ROOT/machine2 --all | grep builder-build-remote-input-2.sh
+nix path-info --store $TEST_ROOT/machine2 --all \
+  | grep -v builder-build-remote-input-1.sh \
+  | grep builder-build-remote-input-2.sh \
+  | grep -v builder-build-remote-input-3.sh
+
+# Ensure that input3 was built on store3 due to the required feature.
+nix path-info --store $TEST_ROOT/machine3 --all \
+  | grep -v builder-build-remote-input-1.sh \
+  | grep -v builder-build-remote-input-2.sh \
+  | grep builder-build-remote-input-3.sh