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| author | Andrew Reynolds <andrew.j.reynolds@gmail.com> | 2018-02-22 14:08:13 -0600 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-02-22 14:08:13 -0600 |
| commit | f7a77c4c14af25466e7ce31455a9636e0f8234e3 (patch) | |
| tree | c2ceecbc802d0869871ce8b73b38b8842257dfc3 /test | |
| parent | 54321626c1939b055b2b48f15e9bdb3844abb89c (diff) | |
Minor improvements to string rewriter (#1572)
Diffstat (limited to 'test')
| -rw-r--r-- | test/regress/regress1/strings/Makefile.am | 3 | ||||
| -rw-r--r-- | test/regress/regress1/strings/rew-020618.smt2 | 18 |
2 files changed, 20 insertions, 1 deletions
diff --git a/test/regress/regress1/strings/Makefile.am b/test/regress/regress1/strings/Makefile.am index 8ccf3f81d..400ee7cff 100644 --- a/test/regress/regress1/strings/Makefile.am +++ b/test/regress/regress1/strings/Makefile.am @@ -71,7 +71,8 @@ TESTS = \ repl-soundness-sem.smt2 \ str001.smt2 \ str002.smt2 \ - str007.smt2 + str007.smt2 \ + rew-020618.smt2 EXTRA_DIST = $(TESTS) diff --git a/test/regress/regress1/strings/rew-020618.smt2 b/test/regress/regress1/strings/rew-020618.smt2 new file mode 100644 index 000000000..5fb58a272 --- /dev/null +++ b/test/regress/regress1/strings/rew-020618.smt2 @@ -0,0 +1,18 @@ +; COMMAND-LINE: --strings-exp +; EXPECT: unsat +(set-logic ALL) +(set-info :status unsat) +(declare-fun s () String) + +(assert (or +(= (str.++ s "A") "") +(= (str.++ s s) "A") +(not (str.contains s "")) +(str.contains "" (str.++ s "A")) +(not (= (str.replace "A" s "A") "A")) +(not (= (str.prefixof s "A") (str.suffixof s "A"))) +(not (str.prefixof s s)) +(not (str.prefixof "" s)) +) +) +(check-sat) |