bolt/deps/llvm-18.1.8/mlir/unittests/Analysis/Presburger/FractionTest.cpp
2025-02-14 19:21:04 +01:00

51 lines
1 KiB
C++

#include "mlir/Analysis/Presburger/Fraction.h"
#include "./Utils.h"
#include <gmock/gmock.h>
#include <gtest/gtest.h>
using namespace mlir;
using namespace presburger;
TEST(FractionTest, getAsInteger) {
Fraction f(3, 1);
EXPECT_EQ(f.getAsInteger(), MPInt(3));
}
TEST(FractionTest, nearIntegers) {
Fraction f(52, 14);
EXPECT_EQ(floor(f), 3);
EXPECT_EQ(ceil(f), 4);
}
TEST(FractionTest, reduce) {
Fraction f(20, 35), g(-56, 63);
EXPECT_EQ(f, Fraction(4, 7));
EXPECT_EQ(g, Fraction(-8, 9));
}
TEST(FractionTest, arithmetic) {
Fraction f(3, 4), g(-2, 3);
EXPECT_EQ(f / g, Fraction(-9, 8));
EXPECT_EQ(f * g, Fraction(-1, 2));
EXPECT_EQ(f + g, Fraction(1, 12));
EXPECT_EQ(f - g, Fraction(17, 12));
f /= g;
EXPECT_EQ(f, Fraction(-9, 8));
f *= g;
EXPECT_EQ(f, Fraction(3, 4));
f += g;
EXPECT_EQ(f, Fraction(Fraction(1, 12)));
f -= g;
EXPECT_EQ(f, Fraction(3, 4));
}
TEST(FractionTest, relational) {
Fraction f(2, 5), g(3, 7);
EXPECT_TRUE(f < g);
EXPECT_FALSE(g < f);
EXPECT_EQ(f, Fraction(4, 10));
}