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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/document/fieldvalue/fieldvalues.h>
#include <vespa/document/serialization/vespadocumentdeserializer.h>
#include <vespa/vespalib/objects/nbostream.h>
#include <vespa/document/repo/documenttyperepo.h>
#include <gtest/gtest.h>
#include <gmock/gmock.h>
using vespalib::nbostream;
using namespace ::testing;
namespace document {
namespace {
template <typename T>
void deserialize(nbostream & stream, T &value) {
uint16_t version = Document::getNewestSerializationVersion();
DocumentTypeRepo repo;
VespaDocumentDeserializer deserializer(repo, stream, version);
deserializer.read(value);
}
} // namespace
TEST(ArrayFieldValueTest, testArray)
{
ArrayDataType type(*DataType::INT);
ArrayFieldValue value(type);
// Initially empty
EXPECT_EQ(size_t(0), value.size());
EXPECT_TRUE(value.isEmpty());
EXPECT_TRUE(!value.contains(IntFieldValue(1)));
EXPECT_TRUE(value.add(IntFieldValue(1)));
// Not empty
EXPECT_EQ(size_t(1), value.size());
EXPECT_TRUE(!value.isEmpty());
EXPECT_TRUE(value.contains(IntFieldValue(1)));
// Adding some more
EXPECT_TRUE(value.add(IntFieldValue(2)));
EXPECT_TRUE(value.add(IntFieldValue(3)));
// Not empty
ASSERT_EQ(size_t(3), value.size());
EXPECT_TRUE(!value.isEmpty());
EXPECT_EQ(IntFieldValue(1), (IntFieldValue&) value[0]);
EXPECT_EQ(IntFieldValue(2), (IntFieldValue&) value[1]);
EXPECT_EQ(IntFieldValue(3), (IntFieldValue&) value[2]);
// Serialize & equality
nbostream stream(value.serialize());
ArrayFieldValue value2(type);
EXPECT_TRUE(value != value2);
deserialize(stream, value2);
EXPECT_EQ(value, value2);
// Various ways of removing
{
// By index
stream.rp(0);
deserialize(stream, value2);
value2.remove(1);
EXPECT_TRUE(!value2.contains(IntFieldValue(2)));
EXPECT_EQ(size_t(2), value2.size());
// By value
stream.rp(0);
deserialize(stream, value2);
EXPECT_TRUE(value2.remove(IntFieldValue(1)));
EXPECT_TRUE(!value2.contains(IntFieldValue(1)));
EXPECT_EQ(size_t(2), value2.size());
// By value with multiple present
stream.rp(0);
deserialize(stream, value2);
value2.add(IntFieldValue(1));
EXPECT_TRUE(value2.remove(IntFieldValue(1)));
EXPECT_TRUE(!value2.contains(IntFieldValue(1)));
EXPECT_EQ(size_t(2), value2.size());
// Clearing all
stream.rp(0);
deserialize(stream, value2);
value2.clear();
EXPECT_TRUE(!value2.contains(IntFieldValue(1)));
EXPECT_EQ(size_t(0), value2.size());
EXPECT_TRUE(value2.isEmpty());
}
// Updating
value2 = value;
EXPECT_EQ(value, value2);
value2[1].assign(IntFieldValue(5));
EXPECT_TRUE(!value2.contains(IntFieldValue(2)));
EXPECT_EQ(IntFieldValue(5), (IntFieldValue&) value2[1]);
EXPECT_TRUE(value != value2);
value2.assign(value);
EXPECT_EQ(value, value2);
ArrayFieldValue::UP valuePtr(value2.clone());
EXPECT_EQ(value, *valuePtr);
// Iterating
const ArrayFieldValue& constVal(value);
for(const FieldValue & fval1 : constVal) {
EXPECT_EQ(FieldValue::Type::INT, fval1.type());
}
value2 = value;
for(size_t i(0); i < value2.size(); i++) {
value2[i].assign(IntFieldValue(7));
}
EXPECT_TRUE(value != value2);
EXPECT_TRUE(value2.contains(IntFieldValue(7)));
EXPECT_TRUE(value2.remove(IntFieldValue(7)));
EXPECT_TRUE(value2.isEmpty());
// Comparison
value2 = value;
EXPECT_EQ(0, value.compare(value2));
value2.remove(1);
EXPECT_TRUE(value.compare(value2) > 0);
EXPECT_TRUE(value2.compare(value) < 0);
value2 = value;
value2[1].assign(IntFieldValue(5));
EXPECT_TRUE(value.compare(value2) < 0);
EXPECT_TRUE(value2.compare(value) > 0);
// Output
EXPECT_EQ(std::string("Array(size: 3,\n 1,\n 2,\n 3\n)"),
value.toString(false));
EXPECT_EQ(std::string("Array(size: 3,\n. 1,\n. 2,\n. 3\n.)"),
value.toString(true, "."));
EXPECT_EQ(std::string(
"<value>\n"
" <item>1</item>\n"
" <item>2</item>\n"
" <item>3</item>\n"
"</value>"
),
value.toXml(" "));
// Failure situations.
// Verify that datatypes are verified
// Created almost equal types to try to get it to fail
ArrayDataType type1(*DataType::INT);
ArrayDataType type2(*DataType::LONG);
ArrayDataType type3(static_cast<DataType &>(type1));
ArrayDataType type4(static_cast<DataType &>(type2));
ArrayFieldValue value3(type3);
ArrayFieldValue value4(type4);
try{
value3 = value4;
FAIL() << "Failed to check type equality in operator=";
} catch (std::exception& e) {
EXPECT_THAT(e.what(), HasSubstr("Cannot assign value of type"));
}
try{
value3.assign(value4);
FAIL() << "Failed to check type equality in assign()";
} catch (std::exception& e) {
EXPECT_THAT(e.what(), HasSubstr("Cannot assign value of type"));
}
try{
ArrayFieldValue subValue(type2);
subValue.add(LongFieldValue(4));
value3.add(subValue);
FAIL() << "Failed to check type equality in add()";
} catch (std::exception& e) {
EXPECT_THAT(e.what(), HasSubstr("Cannot add value of type"));
}
try{
ArrayFieldValue subValue(type2);
subValue.add(LongFieldValue(4));
value3.contains(subValue);
FAIL() << "Failed to check type equality in contains()";
} catch (std::exception& e) {
EXPECT_THAT(e.what(), HasSubstr("can't possibly be in array of type"));
}
try{
ArrayFieldValue subValue(type2);
subValue.add(LongFieldValue(4));
value3.remove(subValue);
FAIL() << "Failed to check type equality in remove()";
} catch (std::exception& e) {
EXPECT_THAT(e.what(), HasSubstr("can't possibly be in array of type"));
}
// Verify that compare sees difference
{
ArrayFieldValue subValue1(type1);
ArrayFieldValue subValue2(type2);
subValue1.add(IntFieldValue(3));
subValue2.add(LongFieldValue(3));
value3.clear();
value4.clear();
value3.add(subValue1);
value4.add(subValue2);
EXPECT_TRUE(value3.compare(value4) != 0);
}
// Removing non-existing element
value2 = value;
try{
value2.remove(5);
FAIL() << "Failed to throw out of bounds exception on remove(int)";
} catch (std::exception& e) {
EXPECT_THAT(e.what(), HasSubstr("Cannot remove index 5 from an array of size 3"));
}
EXPECT_TRUE(!value2.remove(IntFieldValue(15)));
}
} // document
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