1 files changed, 32 insertions, 0 deletions
diff --git a/tests/concat.test b/tests/concat.test
new file mode 100644
index 0000000..333b634
--- /dev/null
+++ b/tests/concat.test
@@ -0,0 +1,32 @@
+source testing.tcl
+
+test concat-1.1 {simple concatenation} {
+    concat a b c d e f g
+} {a b c d e f g}
+test concat-1.2 {merging lists together} {
+    concat a {b c d} {e f g h}
+} {a b c d e f g h}
+test concat-1.3 {merge lists, retain sub-lists} {
+    concat a {b {c d}} {{e f}} g h
+} {a b {c d} {e f} g h}
+test concat-1.4 {special characters} {
+    concat a\{ {b \{c d} \{d
+} "a{ b \\{c d {d"
+
+test concat-2.1 {error: one empty argument} {
+    concat {}
+} {}
+
+test concat-3.1 {error: no arguments} {
+    list [catch concat msg] $msg
+} {0 {}}
+
+test concat-4.1 {pruning off extra white space} {
+    concat {} {a b c}
+} {a b c}
+test concat-4.2 {pruning off extra white space} {
+    concat x y "  a b c	\n\t  " "   "  " def "
+} {x y a b c def}
+test concat-4.3 {pruning off extra white space sets length correctly} {
+    llength [concat { {{a}} }]
+} 1