21 files changed, 320 insertions, 56 deletions
diff --git a/tests/build-hook-ca-fixed.nix b/tests/build-hook-ca-fixed.nix
new file mode 100644
index 000000000..ec7171ac9
--- /dev/null
+++ b/tests/build-hook-ca-fixed.nix
@@ -0,0 +1,56 @@
+{ busybox }:
+
+with import ./config.nix;
+
+let
+
+  mkDerivation = args:
+    derivation ({
+      inherit system;
+      builder = busybox;
+      args = ["sh" "-e" args.builder or (builtins.toFile "builder-${args.name}.sh" "if [ -e .attrs.sh ]; then source .attrs.sh; fi; eval \"$buildCommand\"")];
+      outputHashMode = "recursive";
+      outputHashAlgo = "sha256";
+    } // removeAttrs args ["builder" "meta"])
+    // { meta = args.meta or {}; };
+
+  input1 = mkDerivation {
+    shell = busybox;
+    name = "build-remote-input-1";
+    buildCommand = "echo FOO > $out";
+    requiredSystemFeatures = ["foo"];
+    outputHash = "sha256-FePFYIlMuycIXPZbWi7LGEiMmZSX9FMbaQenWBzm1Sc=";
+  };
+
+  input2 = mkDerivation {
+    shell = busybox;
+    name = "build-remote-input-2";
+    buildCommand = "echo BAR > $out";
+    requiredSystemFeatures = ["bar"];
+    outputHash = "sha256-XArauVH91AVwP9hBBQNlkX9ccuPpSYx9o0zeIHb6e+Q=";
+  };
+
+  input3 = mkDerivation {
+    shell = busybox;
+    name = "build-remote-input-3";
+    buildCommand = ''
+      read x < ${input2}
+      echo $x BAZ > $out
+    '';
+    requiredSystemFeatures = ["baz"];
+    outputHash = "sha256-daKAcPp/+BYMQsVi/YYMlCKoNAxCNDsaivwSHgQqD2s=";
+  };
+
+in
+
+  mkDerivation {
+    shell = busybox;
+    name = "build-remote";
+    buildCommand =
+      ''
+        read x < ${input1}
+        read y < ${input3}
+        echo "$x $y" > $out
+      '';
+    outputHash = "sha256-5SxbkUw6xe2l9TE1uwCvTtTDysD1vhRor38OtDF0LqQ=";
+  }
diff --git a/tests/build-hook-ca.nix b/tests/build-hook-ca-floating.nix
index 98db473fc..67295985f 100644
--- a/tests/build-hook-ca.nix
+++ b/tests/build-hook-ca-floating.nix
@@ -11,6 +11,7 @@ let
       args = ["sh" "-e" args.builder or (builtins.toFile "builder-${args.name}.sh" "if [ -e .attrs.sh ]; then source .attrs.sh; fi; eval \"$buildCommand\"")];
       outputHashMode = "recursive";
       outputHashAlgo = "sha256";
+      __contentAddressed = true;
     } // removeAttrs args ["builder" "meta"])
     // { meta = args.meta or {}; };
 
@@ -19,7 +20,6 @@ let
     name = "build-remote-input-1";
     buildCommand = "echo FOO > $out";
     requiredSystemFeatures = ["foo"];
-    outputHash = "sha256-FePFYIlMuycIXPZbWi7LGEiMmZSX9FMbaQenWBzm1Sc=";
   };
 
   input2 = mkDerivation {
@@ -27,7 +27,16 @@ let
     name = "build-remote-input-2";
     buildCommand = "echo BAR > $out";
     requiredSystemFeatures = ["bar"];
-    outputHash = "sha256-XArauVH91AVwP9hBBQNlkX9ccuPpSYx9o0zeIHb6e+Q=";
+  };
+
+  input3 = mkDerivation {
+    shell = busybox;
+    name = "build-remote-input-3";
+    buildCommand = ''
+      read x < ${input2}
+      echo $x BAZ > $out
+    '';
+    requiredSystemFeatures = ["baz"];
   };
 
 in
@@ -38,8 +47,7 @@ in
     buildCommand =
       ''
         read x < ${input1}
-        read y < ${input2}
+        read y < ${input3}
         echo "$x $y" > $out
       '';
-    outputHash = "sha256-3YGhlOfbGUm9hiPn2teXXTT8M1NEpDFvfXkxMaJRld0=";
   }
diff --git a/tests/build-remote-content-addressed-fixed.sh b/tests/build-remote-content-addressed-fixed.sh
index 1408a19d5..ae7441591 100644
--- a/tests/build-remote-content-addressed-fixed.sh
+++ b/tests/build-remote-content-addressed-fixed.sh
@@ -1,5 +1,5 @@
 source common.sh
 
-file=build-hook-ca.nix
+file=build-hook-ca-fixed.nix
 
 source build-remote.sh
diff --git a/tests/build-remote-content-addressed-floating.sh b/tests/build-remote-content-addressed-floating.sh
new file mode 100644
index 000000000..7447d92bd
--- /dev/null
+++ b/tests/build-remote-content-addressed-floating.sh
@@ -0,0 +1,7 @@
+source common.sh
+
+file=build-hook-ca-floating.nix
+
+sed -i 's/experimental-features .*/& ca-derivations/' "$NIX_CONF_DIR"/nix.conf
+
+source build-remote.sh
diff --git a/tests/content-addressed.sh b/tests/ca/build.sh
index e8ac88609..35bf1dcf7 100644
--- a/tests/content-addressed.sh
+++ b/tests/ca/build.sh
@@ -48,6 +48,10 @@ testCutoff () {
 testGC () {
     nix-instantiate --experimental-features ca-derivations ./content-addressed.nix -A rootCA --arg seed 5
     nix-collect-garbage --experimental-features ca-derivations --option keep-derivations true
+    clearStore
+    buildAttr rootCA 1 --out-link $TEST_ROOT/rootCA
+    nix-collect-garbage --experimental-features ca-derivations
+    buildAttr rootCA 1 -j0
 }
 
 testNixCommand () {
@@ -57,7 +61,9 @@ testNixCommand () {
 
 # Disabled until we have it properly working
 # testRemoteCache
+clearStore
 testDeterministicCA
+clearStore
 testCutoff
 testGC
 testNixCommand
diff --git a/tests/ca/common.sh b/tests/ca/common.sh
new file mode 100644
index 000000000..e083d873c
--- /dev/null
+++ b/tests/ca/common.sh
@@ -0,0 +1 @@
+source ../common.sh
diff --git a/tests/content-addressed.nix b/tests/ca/content-addressed.nix
index 61079176f..e5b1c4de3 100644
--- a/tests/content-addressed.nix
+++ b/tests/ca/content-addressed.nix
@@ -1,4 +1,4 @@
-with import ./config.nix;
+with import ../config.nix;
 
 { seed ? 0 }:
 # A simple content-addressed derivation.
diff --git a/tests/ca/nix-copy.sh b/tests/ca/nix-copy.sh
new file mode 100755
index 000000000..2e0dea2d2
--- /dev/null
+++ b/tests/ca/nix-copy.sh
@@ -0,0 +1,34 @@
+#!/usr/bin/env bash
+
+source common.sh
+
+# Globally enable the ca derivations experimental flag
+sed -i 's/experimental-features = .*/& ca-derivations ca-references/' "$NIX_CONF_DIR/nix.conf"
+
+export REMOTE_STORE_DIR="$TEST_ROOT/remote_store"
+export REMOTE_STORE="file://$REMOTE_STORE_DIR"
+
+ensureCorrectlyCopied () {
+    attrPath="$1"
+    nix build --store "$REMOTE_STORE" --file ./content-addressed.nix "$attrPath"
+}
+
+testOneCopy () {
+    clearStore
+    rm -rf "$REMOTE_STORE_DIR"
+
+    attrPath="$1"
+    nix copy --to $REMOTE_STORE "$attrPath" --file ./content-addressed.nix
+
+    ensureCorrectlyCopied "$attrPath"
+
+    # Ensure that we can copy back what we put in the store
+    clearStore
+    nix copy --from $REMOTE_STORE \
+        --file ./content-addressed.nix "$attrPath" \
+        --no-check-sigs
+}
+
+for attrPath in rootCA dependentCA transitivelyDependentCA dependentNonCA dependentFixedOutput; do
+    testOneCopy "$attrPath"
+done
diff --git a/tests/ca/signatures.sh b/tests/ca/signatures.sh
new file mode 100644
index 000000000..4b4e468f7
--- /dev/null
+++ b/tests/ca/signatures.sh
@@ -0,0 +1,39 @@
+source common.sh
+
+# Globally enable the ca derivations experimental flag
+sed -i 's/experimental-features = .*/& ca-derivations ca-references/' "$NIX_CONF_DIR/nix.conf"
+
+clearStore
+clearCache
+
+nix-store --generate-binary-cache-key cache1.example.org $TEST_ROOT/sk1 $TEST_ROOT/pk1
+pk1=$(cat $TEST_ROOT/pk1)
+
+export REMOTE_STORE_DIR="$TEST_ROOT/remote_store"
+export REMOTE_STORE="file://$REMOTE_STORE_DIR"
+
+ensureCorrectlyCopied () {
+    attrPath="$1"
+    nix build --store "$REMOTE_STORE" --file ./content-addressed.nix "$attrPath"
+}
+
+testOneCopy () {
+    clearStore
+    rm -rf "$REMOTE_STORE_DIR"
+
+    attrPath="$1"
+    nix copy --to $REMOTE_STORE "$attrPath" --file ./content-addressed.nix \
+        --secret-key-files "$TEST_ROOT/sk1"
+
+    ensureCorrectlyCopied "$attrPath"
+
+    # Ensure that we can copy back what we put in the store
+    clearStore
+    nix copy --from $REMOTE_STORE \
+        --file ./content-addressed.nix "$attrPath" \
+        --trusted-public-keys $pk1
+}
+
+for attrPath in rootCA dependentCA transitivelyDependentCA dependentNonCA dependentFixedOutput; do
+    testOneCopy "$attrPath"
+done
diff --git a/tests/ca/substitute.sh b/tests/ca/substitute.sh
new file mode 100644
index 000000000..b44fe499a
--- /dev/null
+++ b/tests/ca/substitute.sh
@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+# Ensure that binary substitution works properly with ca derivations
+
+source common.sh
+
+sed -i 's/experimental-features .*/& ca-derivations ca-references/' "$NIX_CONF_DIR"/nix.conf
+
+rm -rf $TEST_ROOT/binary_cache
+
+export REMOTE_STORE=file://$TEST_ROOT/binary_cache
+
+buildDrvs () {
+    nix build --file ./content-addressed.nix -L --no-link "$@"
+}
+
+# Populate the remote cache
+clearStore
+buildDrvs --post-build-hook ../push-to-store.sh
+
+# Restart the build on an empty store, ensuring that we don't build
+clearStore
+buildDrvs --substitute --substituters $REMOTE_STORE --no-require-sigs -j0
+
diff --git a/tests/common.sh.in b/tests/common.sh.in
index e3bcab507..d31d3fbb8 100644
--- a/tests/common.sh.in
+++ b/tests/common.sh.in
@@ -11,7 +11,7 @@ export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
 export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
 export NIX_STATE_DIR=$TEST_ROOT/var/nix
 export NIX_CONF_DIR=$TEST_ROOT/etc
-export NIX_DAEMON_SOCKET_PATH=$TEST_ROOT/daemon-socket
+export NIX_DAEMON_SOCKET_PATH=$TEST_ROOT/dSocket
 unset NIX_USER_CONF_FILES
 export _NIX_TEST_SHARED=$TEST_ROOT/shared
 if [[ -n $NIX_STORE ]]; then
@@ -29,6 +29,12 @@ unset XDG_CACHE_HOME
 mkdir -p $TEST_HOME
 
 export PATH=@bindir@:$PATH
+if [[ -n "${NIX_CLIENT_PACKAGE:-}" ]]; then
+  export PATH="$NIX_CLIENT_PACKAGE/bin":$PATH
+fi
+if [[ -n "${NIX_DAEMON_PACKAGE:-}" ]]; then
+  export NIX_DAEMON_COMMAND="$NIX_DAEMON_PACKAGE/bin/nix-daemon"
+fi
 coreutils=@coreutils@
 
 export dot=@dot@
@@ -57,7 +63,6 @@ clearStore() {
     mkdir "$NIX_STORE_DIR"
     rm -rf "$NIX_STATE_DIR"
     mkdir "$NIX_STATE_DIR"
-    nix-store --init
     clearProfiles
 }
 
@@ -73,7 +78,7 @@ 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 &
+    ${NIX_DAEMON_COMMAND:-nix daemon} &
     for ((i = 0; i < 30; i++)); do
         if [ -e $NIX_DAEMON_SOCKET_PATH ]; then break; fi
         sleep 1
diff --git a/tests/compute-levels.sh b/tests/compute-levels.sh
new file mode 100644
index 000000000..e4322dfa1
--- /dev/null
+++ b/tests/compute-levels.sh
@@ -0,0 +1,7 @@
+source common.sh
+
+if [[ $(uname -ms) = "Linux x86_64" ]]; then
+    # x86_64 CPUs must always support the baseline
+    # microarchitecture level.
+    nix -vv --version | grep -q "x86_64-v1-linux"
+fi
diff --git a/tests/config.sh b/tests/config.sh
index eaa46c395..01c78f2c3 100644
--- a/tests/config.sh
+++ b/tests/config.sh
@@ -1,15 +1,41 @@
 source common.sh
 
+# Isolate the home for this test.
+# Other tests (e.g. flake registry tests) could be writing to $HOME in parallel.
+export HOME=$TEST_ROOT/userhome
+
+# Test that using XDG_CONFIG_HOME works
+# Assert the config folder didn't exist initially.
+[ ! -e "$HOME/.config" ]
+# Without XDG_CONFIG_HOME, creates $HOME/.config
+unset XDG_CONFIG_HOME
+# Run against the nix registry to create the config dir
+# (Tip: this relies on removing non-existent entries being a no-op!)
+nix registry remove userhome-without-xdg
+# Verifies it created it
+[ -e "$HOME/.config" ]
+# Remove the directory it created
+rm -rf "$HOME/.config"
+# Run the same test, but with XDG_CONFIG_HOME
+export XDG_CONFIG_HOME=$TEST_ROOT/confighome
+# Assert the XDG_CONFIG_HOME/nix path does not exist yet.
+[ ! -e "$TEST_ROOT/confighome/nix" ]
+nix registry remove userhome-with-xdg
+# Verifies the confighome path has been created
+[ -e "$TEST_ROOT/confighome/nix" ]
+# Assert the .config folder hasn't been created.
+[ ! -e "$HOME/.config" ]
+
 # Test that files are loaded from XDG by default
-export XDG_CONFIG_HOME=/tmp/home
-export XDG_CONFIG_DIRS=/tmp/dir1:/tmp/dir2
+export XDG_CONFIG_HOME=$TEST_ROOT/confighome
+export XDG_CONFIG_DIRS=$TEST_ROOT/dir1:$TEST_ROOT/dir2
 files=$(nix-build --verbose --version | grep "User config" | cut -d ':' -f2- | xargs)
-[[ $files == "/tmp/home/nix/nix.conf:/tmp/dir1/nix/nix.conf:/tmp/dir2/nix/nix.conf" ]]
+[[ $files == "$TEST_ROOT/confighome/nix/nix.conf:$TEST_ROOT/dir1/nix/nix.conf:$TEST_ROOT/dir2/nix/nix.conf" ]]
 
 # Test that setting NIX_USER_CONF_FILES overrides all the default user config files
-export NIX_USER_CONF_FILES=/tmp/file1.conf:/tmp/file2.conf
+export NIX_USER_CONF_FILES=$TEST_ROOT/file1.conf:$TEST_ROOT/file2.conf
 files=$(nix-build --verbose --version | grep "User config" | cut -d ':' -f2- | xargs)
-[[ $files == "/tmp/file1.conf:/tmp/file2.conf" ]]
+[[ $files == "$TEST_ROOT/file1.conf:$TEST_ROOT/file2.conf" ]]
 
 # Test that it's possible to load the config from a custom location
 here=$(readlink -f "$(dirname "${BASH_SOURCE[0]}")")
@@ -24,4 +50,4 @@ exp_cores=$(nix show-config | grep '^cores' | cut -d '=' -f 2 | xargs)
 exp_features=$(nix show-config | grep '^experimental-features' | cut -d '=' -f 2 | xargs)
 [[ $prev != $exp_cores ]]
 [[ $exp_cores == "4242" ]]
-[[ $exp_features == "nix-command flakes" ]]
-\ No newline at end of file
+[[ $exp_features == "nix-command flakes" ]]
diff --git a/tests/db-migration.sh b/tests/db-migration.sh
new file mode 100644
index 000000000..e0ff7d311
--- /dev/null
+++ b/tests/db-migration.sh
@@ -0,0 +1,26 @@
+# Test that we can successfully migrate from an older db schema
+
+# Only run this if we have an older Nix available
+# XXX: This assumes that the `daemon` package is older than the `client` one
+if [[ -z "$NIX_DAEMON_PACKAGE" ]]; then
+    exit 0
+fi
+
+source common.sh
+
+# Fill the db using the older Nix
+PATH_WITH_NEW_NIX="$PATH"
+export PATH="$NIX_DAEMON_PACKAGE/bin:$PATH"
+clearStore
+nix-build simple.nix --no-out-link
+nix-store --generate-binary-cache-key cache1.example.org $TEST_ROOT/sk1 $TEST_ROOT/pk1
+dependenciesOutPath=$(nix-build dependencies.nix --no-out-link --secret-key-files "$TEST_ROOT/sk1")
+fixedOutPath=$(IMPURE_VAR1=foo IMPURE_VAR2=bar nix-build fixed.nix -A good.0 --no-out-link)
+
+# Migrate to the new schema and ensure that everything's there
+export PATH="$PATH_WITH_NEW_NIX"
+info=$(nix path-info --json $dependenciesOutPath)
+[[ $info =~ '"ultimate":true' ]]
+[[ $info =~ 'cache1.example.org' ]]
+nix verify -r "$fixedOutPath"
+nix verify -r "$dependenciesOutPath" --sigs-needed 1 --trusted-public-keys $(cat $TEST_ROOT/pk1)
diff --git a/tests/fetchGit.sh b/tests/fetchGit.sh
index 1e8963d76..88744ee7f 100644
--- a/tests/fetchGit.sh
+++ b/tests/fetchGit.sh
@@ -179,3 +179,13 @@ git clone --depth 1 file://$repo $TEST_ROOT/shallow
 path6=$(nix eval --impure --raw --expr "(builtins.fetchTree { type = \"git\"; url = \"file://$TEST_ROOT/shallow\"; ref = \"dev\"; shallow = true; }).outPath")
 [[ $path3 = $path6 ]]
 [[ $(nix eval --impure --expr "(builtins.fetchTree { type = \"git\"; url = \"file://$TEST_ROOT/shallow\"; ref = \"dev\"; shallow = true; }).revCount or 123") == 123 ]]
+
+# Explicit ref = "HEAD" should work, and produce the same outPath as without ref
+path7=$(nix eval --impure --raw --expr "(builtins.fetchGit { url = \"file://$repo\"; ref = \"HEAD\"; }).outPath")
+path8=$(nix eval --impure --raw --expr "(builtins.fetchGit { url = \"file://$repo\"; }).outPath")
+[[ $path7 = $path8 ]]
+
+# ref = "HEAD" should fetch the HEAD revision
+rev4=$(git -C $repo rev-parse HEAD)
+rev4_nix=$(nix eval --impure --raw --expr "(builtins.fetchGit { url = \"file://$repo\"; ref = \"HEAD\"; }).rev")
+[[ $rev4 = $rev4_nix ]]
diff --git a/tests/flakes.sh b/tests/flakes.sh
index 2b7bcdd68..e78e4a39d 100644
--- a/tests/flakes.sh
+++ b/tests/flakes.sh
@@ -25,6 +25,7 @@ templatesDir=$TEST_ROOT/templates
 nonFlakeDir=$TEST_ROOT/nonFlake
 flakeA=$TEST_ROOT/flakeA
 flakeB=$TEST_ROOT/flakeB
+flakeGitBare=$TEST_ROOT/flakeGitBare
 
 for repo in $flake1Dir $flake2Dir $flake3Dir $flake7Dir $templatesDir $nonFlakeDir $flakeA $flakeB; do
     rm -rf $repo $repo.tmp
@@ -163,16 +164,17 @@ EOF
 # Test 'nix flake list'.
 [[ $(nix registry list | wc -l) == 7 ]]
 
-# Test 'nix flake info'.
-nix flake info flake1 | grep -q 'URL: .*flake1.*'
+# Test 'nix flake metadata'.
+nix flake metadata flake1
+nix flake metadata flake1 | grep -q 'Locked URL:.*flake1.*'
 
-# Test 'nix flake info' on a local flake.
-(cd $flake1Dir && nix flake info) | grep -q 'URL: .*flake1.*'
-(cd $flake1Dir && nix flake info .) | grep -q 'URL: .*flake1.*'
-nix flake info $flake1Dir | grep -q 'URL: .*flake1.*'
+# Test 'nix flake metadata' on a local flake.
+(cd $flake1Dir && nix flake metadata) | grep -q 'URL:.*flake1.*'
+(cd $flake1Dir && nix flake metadata .) | grep -q 'URL:.*flake1.*'
+nix flake metadata $flake1Dir | grep -q 'URL:.*flake1.*'
 
-# Test 'nix flake info --json'.
-json=$(nix flake info flake1 --json | jq .)
+# Test 'nix flake metadata --json'.
+json=$(nix flake metadata flake1 --json | jq .)
 [[ $(echo "$json" | jq -r .description) = 'Bla bla' ]]
 [[ -d $(echo "$json" | jq -r .path) ]]
 [[ $(echo "$json" | jq -r .lastModified) = $(git -C $flake1Dir log -n1 --format=%ct) ]]
@@ -180,7 +182,7 @@ hash1=$(echo "$json" | jq -r .revision)
 
 echo -n '# foo' >> $flake1Dir/flake.nix
 git -C $flake1Dir commit -a -m 'Foo'
-hash2=$(nix flake info flake1 --json --refresh | jq -r .revision)
+hash2=$(nix flake metadata flake1 --json --refresh | jq -r .revision)
 [[ $hash1 != $hash2 ]]
 
 # Test 'nix build' on a flake.
@@ -232,7 +234,7 @@ nix build -o $TEST_ROOT/result --flake-registry file:///no-registry.json $flake2
 nix build -o $TEST_ROOT/result --no-registries $flake2Dir#bar --refresh
 
 # Updating the flake should not change the lockfile.
-nix flake update $flake2Dir
+nix flake lock $flake2Dir
 [[ -z $(git -C $flake2Dir diff master) ]]
 
 # Now we should be able to build the flake in pure mode.
@@ -354,10 +356,10 @@ nix build -o $TEST_ROOT/result flake3#xyzzy flake3#fnord
 nix build -o $TEST_ROOT/result flake4#xyzzy
 
 # Test 'nix flake update' and --override-flake.
-nix flake update $flake3Dir
+nix flake lock $flake3Dir
 [[ -z $(git -C $flake3Dir diff master) ]]
 
-nix flake update $flake3Dir --recreate-lock-file --override-flake flake2 nixpkgs
+nix flake update $flake3Dir --override-flake flake2 nixpkgs
 [[ ! -z $(git -C $flake3Dir diff master) ]]
 
 # Make branch "removeXyzzy" where flake3 doesn't have xyzzy anymore
@@ -389,7 +391,7 @@ cat > $flake3Dir/flake.nix <<EOF
   };
 }
 EOF
-nix flake update $flake3Dir
+nix flake lock $flake3Dir
 git -C $flake3Dir add flake.nix flake.lock
 git -C $flake3Dir commit -m 'Remove packages.xyzzy'
 git -C $flake3Dir checkout master
@@ -547,7 +549,7 @@ cat > $flake3Dir/flake.nix <<EOF
 }
 EOF
 
-nix flake update $flake3Dir
+nix flake lock $flake3Dir
 [[ $(jq -c .nodes.root.inputs.bar $flake3Dir/flake.lock) = '["foo"]' ]]
 
 cat > $flake3Dir/flake.nix <<EOF
@@ -559,7 +561,7 @@ cat > $flake3Dir/flake.nix <<EOF
 }
 EOF
 
-nix flake update $flake3Dir
+nix flake lock $flake3Dir
 [[ $(jq -c .nodes.root.inputs.bar $flake3Dir/flake.lock) = '["flake2","flake1"]' ]]
 
 cat > $flake3Dir/flake.nix <<EOF
@@ -571,7 +573,7 @@ cat > $flake3Dir/flake.nix <<EOF
 }
 EOF
 
-nix flake update $flake3Dir
+nix flake lock $flake3Dir
 [[ $(jq -c .nodes.root.inputs.bar $flake3Dir/flake.lock) = '["flake2"]' ]]
 
 # Test overriding inputs of inputs.
@@ -587,7 +589,7 @@ cat > $flake3Dir/flake.nix <<EOF
 }
 EOF
 
-nix flake update $flake3Dir
+nix flake lock $flake3Dir
 [[ $(jq .nodes.flake1.locked.url $flake3Dir/flake.lock) =~ flake7 ]]
 
 cat > $flake3Dir/flake.nix <<EOF
@@ -600,10 +602,15 @@ cat > $flake3Dir/flake.nix <<EOF
 }
 EOF
 
-nix flake update $flake3Dir --recreate-lock-file
+nix flake update $flake3Dir
 [[ $(jq -c .nodes.flake2.inputs.flake1 $flake3Dir/flake.lock) =~ '["foo"]' ]]
 [[ $(jq .nodes.foo.locked.url $flake3Dir/flake.lock) =~ flake7 ]]
 
+# Test git+file with bare repo.
+rm -rf $flakeGitBare
+git clone --bare $flake1Dir $flakeGitBare
+nix build -o $TEST_ROOT/result git+file://$flakeGitBare
+
 # Test Mercurial flakes.
 rm -rf $flake5Dir
 hg init $flake5Dir
@@ -624,7 +631,7 @@ hg commit --config ui.username=foobar@example.org $flake5Dir -m 'Initial commit'
 nix build -o $TEST_ROOT/result hg+file://$flake5Dir
 [[ -e $TEST_ROOT/result/hello ]]
 
-(! nix flake info --json hg+file://$flake5Dir | jq -e -r .revision)
+(! nix flake metadata --json hg+file://$flake5Dir | jq -e -r .revision)
 
 nix eval hg+file://$flake5Dir#expr
 
@@ -632,13 +639,13 @@ nix eval hg+file://$flake5Dir#expr
 
 (! nix eval hg+file://$flake5Dir#expr --no-allow-dirty)
 
-(! nix flake info --json hg+file://$flake5Dir | jq -e -r .revision)
+(! nix flake metadata --json hg+file://$flake5Dir | jq -e -r .revision)
 
 hg commit --config ui.username=foobar@example.org $flake5Dir -m 'Add lock file'
 
-nix flake info --json hg+file://$flake5Dir --refresh | jq -e -r .revision
-nix flake info --json hg+file://$flake5Dir
-[[ $(nix flake info --json hg+file://$flake5Dir | jq -e -r .revCount) = 1 ]]
+nix flake metadata --json hg+file://$flake5Dir --refresh | jq -e -r .revision
+nix flake metadata --json hg+file://$flake5Dir
+[[ $(nix flake metadata --json hg+file://$flake5Dir | jq -e -r .revCount) = 1 ]]
 
 nix build -o $TEST_ROOT/result hg+file://$flake5Dir --no-registries --no-allow-dirty
 
@@ -648,7 +655,7 @@ tar cfz $TEST_ROOT/flake.tar.gz -C $TEST_ROOT --exclude .hg flake5
 nix build -o $TEST_ROOT/result file://$TEST_ROOT/flake.tar.gz
 
 # Building with a tarball URL containing a SRI hash should also work.
-url=$(nix flake info --json file://$TEST_ROOT/flake.tar.gz | jq -r .url)
+url=$(nix flake metadata --json file://$TEST_ROOT/flake.tar.gz | jq -r .url)
 [[ $url =~ sha256- ]]
 
 nix build -o $TEST_ROOT/result $url
@@ -658,25 +665,24 @@ nix build -o $TEST_ROOT/result "file://$TEST_ROOT/flake.tar.gz?narHash=sha256-qQ
 
 # Test --override-input.
 git -C $flake3Dir reset --hard
-nix flake update $flake3Dir --override-input flake2/flake1 flake5 -vvvvv
+nix flake lock $flake3Dir --override-input flake2/flake1 flake5 -vvvvv
 [[ $(jq .nodes.flake1_2.locked.url $flake3Dir/flake.lock) =~ flake5 ]]
 
-nix flake update $flake3Dir --override-input flake2/flake1 flake1
+nix flake lock $flake3Dir --override-input flake2/flake1 flake1
 [[ $(jq -r .nodes.flake1_2.locked.rev $flake3Dir/flake.lock) =~ $hash2 ]]
 
-nix flake update $flake3Dir --override-input flake2/flake1 flake1/master/$hash1
+nix flake lock $flake3Dir --override-input flake2/flake1 flake1/master/$hash1
 [[ $(jq -r .nodes.flake1_2.locked.rev $flake3Dir/flake.lock) =~ $hash1 ]]
 
 # Test --update-input.
-nix flake update $flake3Dir
+nix flake lock $flake3Dir
 [[ $(jq -r .nodes.flake1_2.locked.rev $flake3Dir/flake.lock) = $hash1 ]]
 
-nix flake update $flake3Dir --update-input flake2/flake1
+nix flake lock $flake3Dir --update-input flake2/flake1
 [[ $(jq -r .nodes.flake1_2.locked.rev $flake3Dir/flake.lock) =~ $hash2 ]]
 
-# Test 'nix flake list-inputs'.
-[[ $(nix flake list-inputs $flake3Dir | wc -l) == 5 ]]
-nix flake list-inputs $flake3Dir --json | jq .
+# Test 'nix flake metadata --json'.
+nix flake metadata $flake3Dir --json | jq .
 
 # Test circular flake dependencies.
 cat > $flakeA/flake.nix <<EOF
@@ -715,4 +721,4 @@ git -C $flakeB commit -a -m 'Foo'
 [[ $(nix eval --update-input b $flakeA#foo) = 1912 ]]
 
 # Test list-inputs with circular dependencies
-nix flake list-inputs $flakeA
+nix flake metadata $flakeA
diff --git a/tests/init.sh b/tests/init.sh
index 63cf895e2..1a6ccb6fe 100644
--- a/tests/init.sh
+++ b/tests/init.sh
@@ -21,6 +21,7 @@ experimental-features = nix-command flakes
 gc-reserved-space = 0
 substituters =
 flake-registry = $TEST_ROOT/registry.json
+show-trace = true
 include nix.conf.extra
 EOF
 
diff --git a/tests/local.mk b/tests/local.mk
index 82894af78..e2c94dde6 100644
--- a/tests/local.mk
+++ b/tests/local.mk
@@ -7,6 +7,7 @@ nix_tests = \
   referrers.sh user-envs.sh logging.sh nix-build.sh misc.sh fixed.sh \
   gc-runtime.sh check-refs.sh filter-source.sh \
   local-store.sh remote-store.sh export.sh export-graph.sh \
+  db-migration.sh \
   timeout.sh secure-drv-outputs.sh nix-channel.sh \
   multiple-outputs.sh import-derivation.sh fetchurl.sh optimise-store.sh \
   binary-cache.sh \
@@ -17,6 +18,8 @@ nix_tests = \
   linux-sandbox.sh \
   build-dry.sh \
   build-remote-input-addressed.sh \
+  build-remote-content-addressed-fixed.sh \
+  build-remote-content-addressed-floating.sh \
   ssh-relay.sh \
   nar-access.sh \
   structured-attrs.sh \
@@ -38,10 +41,13 @@ nix_tests = \
   recursive.sh \
   describe-stores.sh \
   flakes.sh \
-  content-addressed.sh \
-  build.sh
+  build.sh \
+  compute-levels.sh \
+  ca/build.sh \
+  ca/substitute.sh \
+  ca/signatures.sh \
+  ca/nix-copy.sh
   # parallel.sh
-  # build-remote-content-addressed-fixed.sh \
 
 install-tests += $(foreach x, $(nix_tests), tests/$(x))
 
diff --git a/tests/plugins.sh b/tests/plugins.sh
index 50bfaf7e9..e22bf4408 100644
--- a/tests/plugins.sh
+++ b/tests/plugins.sh
@@ -2,6 +2,6 @@ source common.sh
 
 set -o pipefail
 
-res=$(nix eval --expr builtins.anotherNull --option setting-set true --option plugin-files $PWD/plugins/libplugintest*)
+res=$(nix --option setting-set true --option plugin-files $PWD/plugins/libplugintest* eval --expr builtins.anotherNull)
 
 [ "$res"x = "nullx" ]
diff --git a/tests/push-to-store.sh b/tests/push-to-store.sh
index 6aadb916b..25352c751 100755
--- a/tests/push-to-store.sh
+++ b/tests/push-to-store.sh
@@ -1,4 +1,6 @@
 #!/bin/sh
 
-echo Pushing "$@" to "$REMOTE_STORE"
-printf "%s" "$OUT_PATHS" | xargs -d: nix copy --to "$REMOTE_STORE" --no-require-sigs
+set -x
+
+echo Pushing "$OUT_PATHS" to "$REMOTE_STORE"
+printf "%s" "$DRV_PATH" | xargs nix copy --to "$REMOTE_STORE" --no-require-sigs
diff --git a/tests/remote-store.sh b/tests/remote-store.sh
index f7ae1a2ed..31210ab47 100644
--- a/tests/remote-store.sh
+++ b/tests/remote-store.sh
@@ -23,12 +23,12 @@ startDaemon
 
 storeCleared=1 NIX_REMOTE_=$NIX_REMOTE $SHELL ./user-envs.sh
 
+nix-store --gc --max-freed 1K
+
 nix-store --dump-db > $TEST_ROOT/d1
 NIX_REMOTE= nix-store --dump-db > $TEST_ROOT/d2
 cmp $TEST_ROOT/d1 $TEST_ROOT/d2
 
-nix-store --gc --max-freed 1K
-
 killDaemon
 
 user=$(whoami)