new automated tests

tests/ed/test.R

@@ -0,0 +1,29 @@
+#!/usr/bin/env Rscript
+
+packages <- c("arrow", "data.table", "fixest", "nvimcom")
+failed <- character(0)
+
+for (pkg in packages) {
+  ok <- tryCatch(
+    {
+      # nvimcom requires Neovim; skip loading but check it's installed
+      if (pkg == "nvimcom") {
+        requireNamespace(pkg, quietly = TRUE)
+      } else {
+        library(pkg, character.only = TRUE, quietly = TRUE)
+      }
+      TRUE
+    },
+    error = function(e) FALSE
+  )
+  if (!ok) {
+    failed <- c(failed, pkg)
+  }
+}
+
+if (length(failed) > 0) {
+  cat(sprintf("FAIL: %s\n", paste(failed, collapse = ", ")))
+  quit(status = 1)
+}
+
+cat("PASS: all packages loaded\n")