From 167b0386378346cadde0008b023a2c8ac143d2fd Mon Sep 17 00:00:00 2001
From: Tianyi Liang <tianyi-liang@uiowa.edu>
Date: Thu, 20 Feb 2014 17:16:43 -0600
Subject: [PATCH] add two cases to the regression test

---
 test/regress/regress0/strings/Makefile.am  |  2 ++
 test/regress/regress0/strings/int2str.smt2 | 18 ++++++++++++++++++
 test/regress/regress0/strings/str2int.smt2 | 12 ++++++++++++
 3 files changed, 32 insertions(+)
 create mode 100644 test/regress/regress0/strings/int2str.smt2
 create mode 100644 test/regress/regress0/strings/str2int.smt2

diff --git a/test/regress/regress0/strings/Makefile.am b/test/regress/regress0/strings/Makefile.am
index a2142eeb3..d9f0f597c 100644
--- a/test/regress/regress0/strings/Makefile.am
+++ b/test/regress/regress0/strings/Makefile.am
@@ -30,6 +30,8 @@ TESTS =	\
   str007.smt2 \
   fmf001.smt2 \
   fmf002.smt2 \
+  int2str.smt2 \
+  str2int.smt2 \
   model001.smt2 \
   substr001.smt2 \
   regexp001.smt2 \
diff --git a/test/regress/regress0/strings/int2str.smt2 b/test/regress/regress0/strings/int2str.smt2
new file mode 100644
index 000000000..ac4d9ab8a
--- /dev/null
+++ b/test/regress/regress0/strings/int2str.smt2
@@ -0,0 +1,18 @@
+(set-logic QF_S)
+(set-info :status sat)
+(set-option :strings-exp true)
+
+(declare-fun x () String)
+(declare-fun y () String)
+(declare-fun z () String)
+(declare-fun i () Int)
+
+(assert (>= i 420))
+(assert (= x (int.to.str i)))
+(assert (= x (str.++ y "0" z)))
+(assert (not (= y "")))
+(assert (not (= z "")))
+
+
+
+(check-sat)
\ No newline at end of file
diff --git a/test/regress/regress0/strings/str2int.smt2 b/test/regress/regress0/strings/str2int.smt2
new file mode 100644
index 000000000..b8f0ac5ae
--- /dev/null
+++ b/test/regress/regress0/strings/str2int.smt2
@@ -0,0 +1,12 @@
+(set-logic QF_S)
+(set-info :status sat)
+(set-option :strings-exp true)
+
+(declare-fun i () Int)
+(declare-fun s () String)
+
+(assert (< 67 (str.to.int s)))
+(assert (= (str.len s) 2))
+(assert (not (= s "68")))
+
+(check-sat)
-- 
2.30.2