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test(buffer): add tests for improving coverage

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Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
This commit is contained in:
Leonardo de Moura 2013-09-26 08:31:31 -07:00
parent bc31322a78
commit a24dbc3527
2 changed files with 28 additions and 6 deletions
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28
src/tests/util/buffer.cpp
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@ -20,14 +20,32 @@ static void loop(int n) {
loop<C>(n-1); loop<C>(n-1);
} }
void perftest() { static void tst1() {
for (unsigned i = 0; i < 10000; i++) buffer<int> b1;
loop<buffer<int>>(10000); buffer<int> b2;
// for (unsigned i = 0; i < 10000; i++) b1.push_back(10);
// loop<std::vector<int>>(10000); lean_assert(b1 != b2);
b2.push_back(20);
lean_assert(b1 != b2);
b2.pop_back();
b2.push_back(10);
lean_assert(b1 == b2);
b2.push_back(20);
b2.push_back(20);
lean_assert(b1 != b2);
b2.shrink(1);
lean_assert(b1 == b2);
b2.push_back(100);
lean_assert(b1 != b2);
b2 = b1;
lean_assert(b1 == b2);
buffer<int> b3(b1);
lean_assert(b3 == b1);
lean_assert(b1.back() == 10);
} }
int main() { int main() {
loop<buffer<int>>(100); loop<buffer<int>>(100);
tst1();
return has_violations() ? 1 : 0; return has_violations() ? 1 : 0;
} }

6
src/util/buffer.h
View file

@ -73,7 +73,7 @@ public:
return *this; return *this;
} }
bool operator==(buffer const & other) { bool operator==(buffer const & other) const {
if (size() != other.size()) { if (size() != other.size()) {
return false; return false;
} else { } else {
@ -85,6 +85,10 @@ public:
} }
} }
bool operator!=(buffer const & other) const {
return !operator==(other);
}
T const & back() const { lean_assert(!empty() && m_pos > 0); return m_buffer[m_pos - 1]; } T const & back() const { lean_assert(!empty() && m_pos > 0); return m_buffer[m_pos - 1]; }
T & back() { lean_assert(!empty() && m_pos > 0); return m_buffer[m_pos - 1]; } T & back() { lean_assert(!empty() && m_pos > 0); return m_buffer[m_pos - 1]; }
T & operator[](unsigned idx) { lean_assert(idx < size()); return m_buffer[idx]; } T & operator[](unsigned idx) { lean_assert(idx < size()); return m_buffer[idx]; }