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c16fc54851
The patch is generated using clang-tidy misc-use-override check.
This command was used:
tools/clang/tools/extra/clang-tidy/tool/run-clang-tidy.py \
-checks='-*,misc-use-override' -header-filter='llvm|clang' \
-j=32 -fix -format
http://reviews.llvm.org/D8925
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@234679 91177308-0d34-0410-b5e6-96231b3b80d8
101 lines
2.4 KiB
C++
101 lines
2.4 KiB
C++
//===- llvm/unittest/ADT/DeltaAlgorithmTest.cpp ---------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "gtest/gtest.h"
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#include "llvm/ADT/DeltaAlgorithm.h"
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#include <algorithm>
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#include <cstdarg>
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using namespace llvm;
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namespace std {
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std::ostream &operator<<(std::ostream &OS,
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const std::set<unsigned> &S) {
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OS << "{";
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for (std::set<unsigned>::const_iterator it = S.begin(),
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ie = S.end(); it != ie; ++it) {
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if (it != S.begin())
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OS << ",";
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OS << *it;
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}
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OS << "}";
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return OS;
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}
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}
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namespace {
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class FixedDeltaAlgorithm final : public DeltaAlgorithm {
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changeset_ty FailingSet;
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unsigned NumTests;
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protected:
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bool ExecuteOneTest(const changeset_ty &Changes) override {
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++NumTests;
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return std::includes(Changes.begin(), Changes.end(),
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FailingSet.begin(), FailingSet.end());
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}
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public:
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FixedDeltaAlgorithm(const changeset_ty &_FailingSet)
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: FailingSet(_FailingSet),
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NumTests(0) {}
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unsigned getNumTests() const { return NumTests; }
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};
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std::set<unsigned> fixed_set(unsigned N, ...) {
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std::set<unsigned> S;
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va_list ap;
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va_start(ap, N);
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for (unsigned i = 0; i != N; ++i)
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S.insert(va_arg(ap, unsigned));
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va_end(ap);
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return S;
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}
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std::set<unsigned> range(unsigned Start, unsigned End) {
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std::set<unsigned> S;
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while (Start != End)
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S.insert(Start++);
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return S;
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}
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std::set<unsigned> range(unsigned N) {
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return range(0, N);
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}
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TEST(DeltaAlgorithmTest, Basic) {
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// P = {3,5,7} \in S
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// [0, 20) should minimize to {3,5,7} in a reasonable number of tests.
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std::set<unsigned> Fails = fixed_set(3, 3, 5, 7);
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FixedDeltaAlgorithm FDA(Fails);
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EXPECT_EQ(fixed_set(3, 3, 5, 7), FDA.Run(range(20)));
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EXPECT_GE(33U, FDA.getNumTests());
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// P = {3,5,7} \in S
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// [10, 20) should minimize to [10,20)
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EXPECT_EQ(range(10,20), FDA.Run(range(10,20)));
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// P = [0,4) \in S
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// [0, 4) should minimize to [0,4) in 11 tests.
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//
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// 11 = |{ {},
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// {0}, {1}, {2}, {3},
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// {1, 2, 3}, {0, 2, 3}, {0, 1, 3}, {0, 1, 2},
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// {0, 1}, {2, 3} }|
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FDA = FixedDeltaAlgorithm(range(10));
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EXPECT_EQ(range(4), FDA.Run(range(4)));
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EXPECT_EQ(11U, FDA.getNumTests());
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}
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}
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