andishgar commented on PR #47586:
URL: https://github.com/apache/arrow/pull/47586#issuecomment-3378462933
@rok
Here is the complete version of the test.
```c++
TYPED_TEST_P(TestFloatingSparseCOOTensorEquality, TestEquality) {
using ValueType = TypeParam;
using c_value_type = typename ValueType::c_type;
static_assert(is_floating_type<ValueType>::value, "Float type is
required");
std::shared_ptr<SparseCOOTensor> st1, st2, st3;
ASSERT_OK_AND_ASSIGN(st1, SparseCOOTensor::Make(*this->tensor1_));
ASSERT_OK_AND_ASSIGN(st2, SparseCOOTensor::Make(*this->tensor2_));
ASSERT_OK_AND_ASSIGN(st3, SparseCOOTensor::Make(*this->tensor1_));
ASSERT_TRUE(st1->Equals(*st1));
ASSERT_FALSE(st1->Equals(*st2));
ASSERT_TRUE(st1->Equals(*st3));
// sparse tensors with NaNs
const c_value_type nan_value = static_cast<c_value_type>(NAN);
this->values2_[13] = nan_value;
EXPECT_TRUE(std::isnan(this->tensor2_->Value({1, 0, 1})));
std::shared_ptr<SparseCOOTensor> st4;
ASSERT_OK_AND_ASSIGN(st4, SparseCOOTensor::Make(*this->tensor2_));
EXPECT_FALSE(st4->Equals(*st4)); // same
object
EXPECT_TRUE(st4->Equals(*st4, EqualOptions().nans_equal(true))); // same
object
ASSERT_OK_AND_ASSIGN(auto my_tensor,st4->ToTensor());
ASSERT_TRUE(my_tensor->Equals(*this->tensor2_));
std::vector<c_value_type> values5 = this->values2_;
std::shared_ptr<SparseCOOTensor> st5;
std::shared_ptr<Buffer> buffer5 = Buffer::Wrap(values5);
NumericTensor<ValueType> tensor5(buffer5, this->shape_);
ASSERT_OK_AND_ASSIGN(st5, SparseCOOTensor::Make(tensor5));
EXPECT_FALSE(st4->Equals(*st5)); //
different memory
EXPECT_TRUE(st4->Equals(*st5, EqualOptions().nans_equal(true))); //
different memory
}
```
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