mirror of
https://github.com/Z3Prover/z3
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104 lines
3 KiB
C++
104 lines
3 KiB
C++
// This is to test the print-parse facilities over the API
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// for SMT-LIB2.
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#include "z3.h"
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#include <iostream>
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void test_print(Z3_context ctx, Z3_ast a) {
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Z3_set_ast_print_mode(ctx, Z3_PRINT_SMTLIB2_COMPLIANT);
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char const* spec1 = Z3_benchmark_to_smtlib_string(ctx, "test", 0, 0, 0, 0, 0, a);
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std::cout << spec1 << "\n";
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Z3_ast b =
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Z3_parse_smtlib2_string(ctx,
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spec1,
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0,
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0,
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0,
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0,
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0,
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0);
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char const* spec2 = Z3_ast_to_string(ctx, b);
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std::cout << spec2 << "\n";
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}
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void test_parseprint(char const* spec) {
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Z3_context ctx = Z3_mk_context(0);
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std::cout << spec << "\n";
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Z3_ast a =
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Z3_parse_smtlib2_string(ctx,
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spec,
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0,
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0,
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0,
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0,
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0,
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0);
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test_print(ctx, a);
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Z3_del_context(ctx);
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}
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void tst_smt2print_parse() {
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// test basic datatypes
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char const* spec1 =
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"(declare-datatypes (T) ((list (nil) (cons (car T) (cdr list)))))\n"
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"(declare-const x Int)\n"
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"(declare-const l (list Int))\n"
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"(declare-fun f ((list Int)) Bool)\n"
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"(assert (f (cons x l)))\n";
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test_parseprint(spec1);
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// test basic arrays
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char const* spec2 =
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"(declare-const x Int)\n"
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"(declare-const a (Array Int Int))\n"
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"(declare-const b (Array (Array Int Int) Bool))\n"
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"(assert (select b a))\n"
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"(assert (= b ((as const (Array (Array Int Int) Bool)) true)))\n"
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"(assert (= b (store b a true)))\n"
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"(declare-const b1 (Array Bool Bool))\n"
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"(declare-const b2 (Array Bool Bool))\n"
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"(assert (= ((as const (Array Bool Bool)) false) ((_ map and) b1 b2)))\n";
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// TBD: const, map, store
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test_parseprint(spec2);
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// Test mutually recursive datatypes
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char const* spec3 =
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"(declare-datatypes () ((list (nil) (cons (car tree) (cdr list))) (tree (leaf) (node (n list)))))\n"
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"(declare-const x tree)\n"
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"(declare-const l list)\n"
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"(declare-fun f (list) Bool)\n"
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"(assert (f (cons x l)))\n";
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test_parseprint(spec3);
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// Test arithmetic
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char const* spec4 =
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"(declare-const x Real)\n"
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"(declare-const y Int)\n"
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"(assert (= x 0.0))\n"
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"(assert (= y 6))\n"
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"(assert (> (/ x 1.4) (to_real y)))";
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test_parseprint(spec4);
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// Test bit-vectors
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char const* spec5 =
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"(declare-const x (_ BitVec 4))\n"
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"(declare-const y (_ BitVec 4))\n"
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"(assert (bvule x (bvmul y (concat ((_ extract 2 0) x) ((_ extract 3 3) #xf0)))))";
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test_parseprint(spec5);
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// Test ?
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}
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