Merge "nix flake show: add the description if it exists" into main

1 files changed, 28 insertions, 0 deletions

diff --git a/tests/functional/flakes/show.sh b/tests/functional/flakes/show.sh
index a3d300552..25f481575 100644
--- a/tests/functional/flakes/show.sh
+++ b/tests/functional/flakes/show.sh
@@ -85,3 +85,31 @@ assert show_output.legacyPackages.${builtins.currentSystem}.AAAAAASomeThingsFail
 assert show_output.legacyPackages.${builtins.currentSystem}.simple.name == "simple";
 true
 '
+
+cat >flake.nix<<EOF
+{
+  outputs = inputs: {
+    packages.$system = {
+      aNoDescription = import ./simple.nix;
+      bOneLineDescription = import ./simple.nix // { meta.description = "one line"; };
+      cMultiLineDescription = import ./simple.nix // { meta.description = ''
+         line one
+        line two
+      ''; };
+      dLongDescription = import ./simple.nix // { meta.description = ''
+        abcdefghijklmnopqrstuvwxyz
+      ''; };
+      eEmptyDescription = import ./simple.nix // { meta.description = ""; };
+    };
+  };
+}
+EOF
+unbuffer sh -c '
+  stty rows 20 cols 100
+  nix flake show > show-output.txt
+'
+test "$(awk -F '[:] ' '/aNoDescription/{print $NF}' ./show-output.txt)" = "package 'simple'"
+test "$(awk -F '[:] ' '/bOneLineDescription/{print $NF}' ./show-output.txt)" = "package 'simple' - 'one line'"
+test "$(awk -F '[:] ' '/cMultiLineDescription/{print $NF}' ./show-output.txt)" = "package 'simple' - 'line one'"
+test "$(awk -F '[:] ' '/dLongDescription/{print $NF}' ./show-output.txt)" = "package 'simple' - 'abcdefghijklmnopqrs...'"
+test "$(awk -F '[:] ' '/eEmptyDescription/{print $NF}' ./show-output.txt)" = "package 'simple'"