From d0d7b196a8fe3797208198ec822f5c216230843a Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Thu, 26 Aug 2010 20:39:55 -0400
Subject: [PATCH] Added a regressioon test using Don Knuth's tpk program.

---
 .gitignore   |  1 +
 pit/CATALOG  |  2 +-
 pit/Makefile |  1 +
 pit/tpk.chk  | 44 ++++++++++++++++++++++++++++++++++++++++++++
 pit/tpk.tst  | 16 ++++++++++++++++
 5 files changed, 63 insertions(+), 1 deletion(-)
 create mode 100644 pit/tpk.chk
 create mode 100644 pit/tpk.tst

diff --git a/.gitignore b/.gitignore
index b6fdd48..2b3e8dd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -64,6 +64,7 @@ pit/rot13
 pit/rot13b
 pit/sample
 pit/sort
+pit/tpk
 pit/tests/hello
 pit/tests/iogerunds
 pit/tests/permute
diff --git a/pit/CATALOG b/pit/CATALOG
index 8bd742f..eea6564 100644
--- a/pit/CATALOG
+++ b/pit/CATALOG
@@ -94,7 +94,7 @@ By Brian Raiter <breadbox@muppetlabs.com>
   fft.doc           + Description of fft.i
 
 by Donald Knuth
-  tpk.i             Don Knuth's implementation of the TPK algorithm
+  tpk.i             + Don Knuth's implementation of the TPK algorithm
   tpk.doc           Don's note about the algorithm
 
 by Oerjan Johansen
diff --git a/pit/Makefile b/pit/Makefile
index 73d9981..35f72ed 100644
--- a/pit/Makefile
+++ b/pit/Makefile
@@ -97,6 +97,7 @@ test: $(TARGETS)
 	@echo "FIVE" | ./pi | ./regresscheck pi
 	@cp quine.i quine.chk; ./quine | ./regresscheck quine; rm quine.chk 
 	@cat sort.tst | ./sort | ./regresscheck sort
+	@cat tpk.tst | ./tpk | ./regresscheck tpk
 	@./tests/count | ./regresscheck tests/count 
 	@./tests/hello | ./regresscheck tests/hello 
 	@./tests/permute | ./regresscheck tests/permute 
diff --git a/pit/tpk.chk b/pit/tpk.chk
new file mode 100644
index 0000000..bbb54d5
--- /dev/null
+++ b/pit/tpk.chk
@@ -0,0 +1,44 @@
+ 
+X
+      
+cmxcix
+  
+IX
+       ______          
+cccxcixCMXCIXDCCCXCVIII
+    
+VIII
+      
+cmxcix
+   
+VII
+_
+
+  
+VI
+______     
+MMMCXLMDXCI
+ 
+V
+    ____               
+clviDCCCMMMDCCCLXXXVIII
+  
+IV
+    ____        
+clviDCCCMMMDCCXL
+   
+III
+      
+cmxcix
+  
+II
+     __
+cccxxMM
+ 
+I
+____   
+CXXVXIX
+_
+
+ 
+M
diff --git a/pit/tpk.tst b/pit/tpk.tst
new file mode 100644
index 0000000..879dda4
--- /dev/null
+++ b/pit/tpk.tst
@@ -0,0 +1,16 @@
+ONE
+ONE FIVE SIX TWO FIVE
+FOUR OH OH OH OH OH OH
+FIVE OH OH OH OH OH OH
+THREE ONE FOUR ONE FIVE NINER TWO
+THREE ONE FOUR ONE FIVE NINER THREE
+SEVEN SIX EIGHT OH THREE THREE
+ZERO
+FOUR TWO NINE FOUR NINE SIX SEVEN TWO NINE FIVE
+FOUR THREE OH ONE FOUR OH NINE
+FOUR THREE OH ONE FOUR ONE OH
+
+
+
+
+
-- 
2.43.0