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-rw-r--r--tests/fmt.sh30
-rwxr-xr-xtests/fmt.simple.sh1
-rw-r--r--tests/local.mk1
3 files changed, 32 insertions, 0 deletions
diff --git a/tests/fmt.sh b/tests/fmt.sh
new file mode 100644
index 000000000..bc05118ff
--- /dev/null
+++ b/tests/fmt.sh
@@ -0,0 +1,30 @@
+source common.sh
+
+set -o pipefail
+
+clearStore
+rm -rf $TEST_HOME/.cache $TEST_HOME/.config $TEST_HOME/.local
+
+cp ./simple.nix ./simple.builder.sh ./fmt.simple.sh ./config.nix $TEST_HOME
+
+cd $TEST_HOME
+
+nix fmt --help | grep "Format"
+
+cat << EOF > flake.nix
+{
+ outputs = _: {
+ formatter.$system =
+ with import ./config.nix;
+ mkDerivation {
+ name = "formatter";
+ buildCommand = "mkdir -p \$out/bin; cp \${./fmt.simple.sh} \$out/bin/formatter";
+ };
+ };
+}
+EOF
+nix fmt ./file ./folder | grep 'Formatting: ./file ./folder'
+nix flake check
+nix flake show | grep -P "package 'formatter'"
+
+clearStore
diff --git a/tests/fmt.simple.sh b/tests/fmt.simple.sh
new file mode 100755
index 000000000..4c8c67ebb
--- /dev/null
+++ b/tests/fmt.simple.sh
@@ -0,0 +1 @@
+echo Formatting: "${@}"
diff --git a/tests/local.mk b/tests/local.mk
index d4c5b81db..852da096f 100644
--- a/tests/local.mk
+++ b/tests/local.mk
@@ -80,6 +80,7 @@ nix_tests = \
post-hook.sh \
function-trace.sh \
flake-local-settings.sh \
+ fmt.sh \
eval-store.sh \
why-depends.sh \
import-derivation.sh \