66 lines
1.5 KiB
C++
66 lines
1.5 KiB
C++
/*
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* Copyright (c) 2017 Trail of Bits, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <deepstate/DeepState.hpp>
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using namespace deepstate;
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#define LENGTH 3
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TEST(OneOfExample, ProduceSixtyOrHigher) {
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symbolic_int start;
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ASSUME_LT(start, 5);
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int x = start;
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char choices[LENGTH + 1] = {};
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// Add this back in and uncomment out choices parts below, add
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// & choices, N to captures, and it becomes quite difficult.
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for (int n = 0; n < LENGTH; n++) {
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OneOf(
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[&] {
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x += 1;
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printf("+=1\n");
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choices[n] = '+';
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},
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[&] {
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x -= 1;
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printf("-=1\n");
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choices[n] = '-';
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},
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[&] {
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x *= 2;
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printf("*2\n");
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choices[n] = '2';
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},
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[&] {
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x += 10;
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printf("+=10\n");
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choices[n] = 'x';
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},
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[&] {
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x = 0;
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printf("=0\n");
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choices[n] = '0';
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});
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//choices[N+1] = 0;
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ASSERT_LE(x, 60)
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<< x << " is >= 60: " << " did " << choices << " from " << start;
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}
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}
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