Merge pull request #5476 from NixOS/ca/fix-build-in-nix-repl

Fix `nix repl`’s building of CA derivations

tests/ca/repl.sh

@@ -0,0 +1,5 @@
+source common.sh
+
+export NIX_TESTS_CA_BY_DEFAULT=1
+
+cd .. && source repl.sh

tests/local.mk

@@ -48,7 +48,7 @@ nix_tests = \
   flakes.sh \
   build.sh \
   compute-levels.sh \
-  repl.sh \
+  repl.sh ca/repl.sh \
   ca/build.sh \
   ca/build-with-garbage-path.sh \
   ca/duplicate-realisation-in-closure.sh \

tests/repl.sh

@@ -7,7 +7,9 @@ simple = import ./simple.nix
 
 testRepl () {
     local nixArgs=("$@")
-    local outPath=$(nix repl "${nixArgs[@]}" <<< "$replCmds" |&
+    local replOutput="$(nix repl "${nixArgs[@]}" <<< "$replCmds")"
+    echo "$replOutput"
+    local outPath=$(echo "$replOutput" |&
         grep -o -E "$NIX_STORE_DIR/\w*-simple")
     nix path-info "${nixArgs[@]}" "$outPath"
 }