1 files changed, 66 insertions, 0 deletions
diff --git a/tests/concat.test b/tests/concat.test
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+source [file dirname [info script]]/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 check: one empty argument} {
+    concat {}
+} {}
+
+test concat-3.1 {error check: 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
+
+test concat-5.1 {Tcl_ScanCountedElement procedure - don't leave unmatched braces} {
+    # This test checks for a very tricky feature.  Any list element
+    # generated with Tcl_ScanCountedElement and Tcl_ConvertElement must
+    # have the property that it can be enclosing in curly braces to make
+    # an embedded sub-list.  If this property doesn't hold, then
+    # Tcl_DStringStartSublist doesn't work.
+
+    set x {}
+    lappend x " \\\{ \\"
+    concat $x [llength "{$x}"]
+} {\ \\\{\ \\ 1}
+
+test concat-6.1 {Tcl_ConcatObj - backslash-space at end of argument} {
+    concat a {b\ } c
+} {a b\  c}
+test concat-6.2 {Tcl_ConcatObj - backslash-space at end of argument} {
+    concat a {b\   } c
+} {a b\  c}
+test concat-6.3 {Tcl_ConcatObj - backslash-space at end of argument} {
+    concat a {b\\   } c
+} {a b\\  c}
+test concat-6.4 {Tcl_ConcatObj - backslash-space at end of argument} {
+    concat a {b } c
+} {a b c}
+test concat-6.5 {Tcl_ConcatObj - backslash-space at end of argument} {
+    concat a { } c
+} {a c}
+test concat-6.6 {Tcl_ConcatObj - utf-8 sequence with "whitespace" char} {
+    # Check for Bug #227512.  If this violates C isspace, then it returns \xc3.
+    concat \xe0
+} \xe0
+
+testreport