diff --git a/tests/misc/tmemlines.nim b/tests/misc/tmemlines.nim
new file mode 100644
index 000000000..19821ea26
--- /dev/null
+++ b/tests/misc/tmemlines.nim
@@ -0,0 +1,5 @@
+import memfiles
+var inp = memfiles.open("readme.txt")
+for line in lines(inp):
+  echo("#" & line & "#")
+close(inp)
diff --git a/tests/misc/tmemlinesBuf.nim b/tests/misc/tmemlinesBuf.nim
new file mode 100644
index 000000000..12160cbf9
--- /dev/null
+++ b/tests/misc/tmemlinesBuf.nim
@@ -0,0 +1,6 @@
+import memfiles
+var inp = memfiles.open("readme.txt")
+var buffer: TaintedString = ""
+for line in lines(, buffer):
+  echo("#" & line & "#")
+close(inp)
diff --git a/tests/misc/tmemslices.nim b/tests/misc/tmemslices.nim
new file mode 100644
index 000000000..8c658ad28
--- /dev/null
+++ b/tests/misc/tmemslices.nim
@@ -0,0 +1,6 @@
+import memfiles
+var inp = memfiles.open("readme.txt")
+for mem in memSlices(inp):
+  if mem.size > 3:
+    echo("#" & toString(mem) & "#")
+close(inp)