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tests for comparison operators

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Niels 2015-02-10 17:10:39 +01:00
parent 2ec0c79e0f
commit d760ff5142
1 changed files with 125 additions and 1 deletions
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124
test/unit.cpp
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@ -3690,3 +3690,127 @@ TEST_CASE("modifiers")
}
}
}
TEST_CASE("lexicographical comparison operators")
{
json j_values =
{
nullptr, nullptr,
17, 42,
3.14159, 23.42,
"foo", "bar",
true, false,
{1, 2, 3}, {"one", "two", "three"},
{{"first", 1}, {"second", 2}}, {{"a", "A"}, {"b", {"B"}}}
};
SECTION("comparison: equal")
{
std::vector<std::vector<bool>> expected =
{
{true, true, false, false, false, false, false, false, false, false, false, false, false, false},
{true, true, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, true, false, false, false, false, false, false, false, false, false, false, false},
{false, false, false, true, false, false, false, false, false, false, false, false, false, false},
{false, false, false, false, true, false, false, false, false, false, false, false, false, false},
{false, false, false, false, false, true, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, true, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, true, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, true, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, true, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, true, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, true, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, true, false},
{false, false, false, false, false, false, false, false, false, false, false, false, false, true}
};
for (size_t i = 0; i < j_values.size(); ++i)
{
for (size_t j = 0; j < j_values.size(); ++j)
{
// check precomputed values
CHECK( (j_values[i] == j_values[j]) == expected[i][j] );
}
}
}
SECTION("comparison: not equal")
{
for (size_t i = 0; i < j_values.size(); ++i)
{
for (size_t j = 0; j < j_values.size(); ++j)
{
// check definition
CHECK( (j_values[i] != j_values[j]) == not(j_values[i] == j_values[j]) );
}
}
}
SECTION("comparison: less")
{
std::vector<std::vector<bool>> expected =
{
{false, false, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, false, true, false, true, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, true, true, false, true, false, false, false, false, false, false, false, false},
{false, false, false, true, false, false, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, true, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, true, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, false, false},
{false, false, false, false, false, false, false, false, false, false, false, false, true, false}
};
for (size_t i = 0; i < j_values.size(); ++i)
{
for (size_t j = 0; j < j_values.size(); ++j)
{
CAPTURE(i);
CAPTURE(j);
// check precomputed values
CHECK( (j_values[i] < j_values[j]) == expected[i][j] );
}
}
}
SECTION("comparison: less than or equal equal")
{
for (size_t i = 0; i < j_values.size(); ++i)
{
for (size_t j = 0; j < j_values.size(); ++j)
{
// check definition
CHECK( (j_values[i] <= j_values[j]) == not(j_values[j] < j_values[i]) );
}
}
}
SECTION("comparison: greater than")
{
for (size_t i = 0; i < j_values.size(); ++i)
{
for (size_t j = 0; j < j_values.size(); ++j)
{
// check definition
CHECK( (j_values[i] > j_values[j]) == (j_values[j] < j_values[i]) );
}
}
}
SECTION("comparison: greater than or equal")
{
for (size_t i = 0; i < j_values.size(); ++i)
{
for (size_t j = 0; j < j_values.size(); ++j)
{
// check definition
CHECK( (j_values[i] >= j_values[j]) == not(j_values[i] < j_values[j]) );
}
}
}
}