andishgar commented on code in PR #46422:
URL: https://github.com/apache/arrow/pull/46422#discussion_r2123684001
##########
cpp/src/arrow/array/statistics_test.cc:
##########
@@ -96,6 +99,69 @@ TEST(ArrayStatisticsTest, TestEquality) {
ASSERT_NE(statistics1, statistics2);
statistics2.is_max_exact = true;
ASSERT_EQ(statistics1, statistics2);
+
+ // Test different ArrayStatistics::ValueType
+ statistics1.max = static_cast<uint64_t>(29);
+ statistics1.max = static_cast<int64_t>(29);
+ ASSERT_NE(statistics1, statistics2);
+}
+class TestEqualityDoubleValue : public ::testing::Test {
+ protected:
+ ArrayStatistics statistics1_;
+ ArrayStatistics statistics2_;
+ EqualOptions options_ = EqualOptions::Defaults();
+};
+
+TEST_F(TestEqualityDoubleValue, ExactValue) {
+ ASSERT_EQ(statistics1_, statistics2_);
+ statistics2_.min = 29.0;
+ ASSERT_NE(statistics1_, statistics2_);
+ statistics1_.min = 29.0;
+ ASSERT_EQ(statistics1_, statistics2_);
+ statistics2_.min = 30.0;
+ ASSERT_NE(statistics1_, statistics2_);
+}
+
+TEST_F(TestEqualityDoubleValue, SignedZero) {
+ statistics1_.min = +0.0;
+ statistics2_.min = -0.0;
+ ASSERT_TRUE(statistics1_.Equals(statistics2_,
options_.signed_zeros_equal(true)));
+ ASSERT_FALSE(statistics1_.Equals(statistics2_,
options_.signed_zeros_equal(false)));
+}
+
+TEST_F(TestEqualityDoubleValue, Infinity) {
+ auto infinity = std::numeric_limits<double>::infinity();
+ statistics1_.min = infinity;
+ statistics2_.min = infinity;
+ ASSERT_TRUE(statistics1_.Equals(statistics2_,
options_.signed_zeros_equal(true)));
+ ASSERT_TRUE(statistics1_.Equals(statistics2_,
options_.signed_zeros_equal(false)));
+ statistics1_.min = -infinity;
+ ASSERT_FALSE(statistics1_.Equals(statistics2_,
options_.signed_zeros_equal(true)));
+ ASSERT_FALSE(statistics1_.Equals(statistics2_,
options_.signed_zeros_equal(false)));
+ statistics1_.min = 0.0;
+ ASSERT_FALSE(statistics1_.Equals(statistics2_,
options_.signed_zeros_equal(true)));
+ ASSERT_FALSE(statistics1_.Equals(statistics2_,
options_.signed_zeros_equal(false)));
+}
+
+TEST_F(TestEqualityDoubleValue, Nan) {
Review Comment:
If NAN is used, the compiler generates a compile-time error
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