add more tests, and define int.to.str(NEGATIVE)=""

3 files changed, 21 insertions, 0 deletions

diff --git a/test/regress/regress0/strings/type001.smt2 b/test/regress/regress0/strings/type001.smt2
new file mode 100644
index 000000000..ca93b00e5
--- /dev/null
+++ b/test/regress/regress0/strings/type001.smt2
@@ -0,0 +1,21 @@
+(set-logic QF_S)

+(set-info :status sat)

+(set-option :strings-exp true)

+

+(declare-fun x () String)

+(declare-fun y () String)

+(declare-fun i () Int)

+(declare-fun j () Int)

+(declare-fun z () String)

+

+;big num test

+(assert (= x (int.to.str 4785582390527685649)))

+;should be ""

+(assert (= y (int.to.str (- 9))))

+

+;big num

+(assert (= i (str.to.int "783914785582390527685649")))

+;should be -1

+(assert (= j (str.to.int "-783914785582390527685649")))

+

+(check-sat)
\ No newline at end of file
diff --git a/test/regress/regress0/strings/int2str.smt2 b/test/regress/regress0/strings/type002.smt2
index ac4d9ab8a..ac4d9ab8a 100644
--- a/test/regress/regress0/strings/int2str.smt2
+++ b/test/regress/regress0/strings/type002.smt2
diff --git a/test/regress/regress0/strings/str2int.smt2 b/test/regress/regress0/strings/type003.smt2
index b8f0ac5ae..b8f0ac5ae 100644
--- a/test/regress/regress0/strings/str2int.smt2
+++ b/test/regress/regress0/strings/type003.smt2