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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/fastos/fastos.h>
#include <vespa/document/fieldvalue/fieldvalues.h>
#include <vespa/document/serialization/vespadocumentdeserializer.h>
#include <vespa/vdstestlib/cppunit/macros.h>
#include <vespa/vespalib/objects/nbostream.h>
using vespalib::nbostream;
namespace document {
struct ArrayFieldValueTest : public CppUnit::TestFixture {
void setUp() override {}
void tearDown() override {}
void testArray();
CPPUNIT_TEST_SUITE(ArrayFieldValueTest);
CPPUNIT_TEST(testArray);
CPPUNIT_TEST_SUITE_END();
};
CPPUNIT_TEST_SUITE_REGISTRATION(ArrayFieldValueTest);
namespace {
template <typename T>
void deserialize(const ByteBuffer &buffer, T &value) {
uint16_t version = Document::getNewestSerializationVersion();
nbostream stream(buffer.getBufferAtPos(), buffer.getRemaining());
DocumentTypeRepo repo;
VespaDocumentDeserializer deserializer(repo, stream, version);
deserializer.read(value);
}
} // namespace
void ArrayFieldValueTest::testArray()
{
ArrayDataType type(*DataType::INT);
ArrayFieldValue value(type);
// Initially empty
CPPUNIT_ASSERT_EQUAL(size_t(0), value.size());
CPPUNIT_ASSERT(value.isEmpty());
CPPUNIT_ASSERT(!value.contains(IntFieldValue(1)));
CPPUNIT_ASSERT(value.add(IntFieldValue(1)));
// Not empty
CPPUNIT_ASSERT_EQUAL(size_t(1), value.size());
CPPUNIT_ASSERT(!value.isEmpty());
CPPUNIT_ASSERT(value.contains(IntFieldValue(1)));
// Adding some more
CPPUNIT_ASSERT(value.add(IntFieldValue(2)));
CPPUNIT_ASSERT(value.add(IntFieldValue(3)));
// Not empty
CPPUNIT_ASSERT_EQUAL(size_t(3), value.size());
CPPUNIT_ASSERT(!value.isEmpty());
CPPUNIT_ASSERT_EQUAL(IntFieldValue(1), (IntFieldValue&) value[0]);
CPPUNIT_ASSERT_EQUAL(IntFieldValue(2), (IntFieldValue&) value[1]);
CPPUNIT_ASSERT_EQUAL(IntFieldValue(3), (IntFieldValue&) value[2]);
// Serialize & equality
std::unique_ptr<ByteBuffer> buffer(value.serialize());
buffer->flip();
ArrayFieldValue value2(type);
CPPUNIT_ASSERT(value != value2);
deserialize(*buffer, value2);
CPPUNIT_ASSERT_EQUAL(value, value2);
// Various ways of removing
{
// By index
buffer->setPos(0);
deserialize(*buffer, value2);
value2.remove(1);
CPPUNIT_ASSERT(!value2.contains(IntFieldValue(2)));
CPPUNIT_ASSERT_EQUAL(size_t(2), value2.size());
// By value
buffer->setPos(0);
deserialize(*buffer, value2);
CPPUNIT_ASSERT(value2.remove(IntFieldValue(1)));
CPPUNIT_ASSERT(!value2.contains(IntFieldValue(1)));
CPPUNIT_ASSERT_EQUAL(size_t(2), value2.size());
// By value with multiple present
buffer->setPos(0);
deserialize(*buffer, value2);
value2.add(IntFieldValue(1));
CPPUNIT_ASSERT(value2.remove(IntFieldValue(1)));
CPPUNIT_ASSERT(!value2.contains(IntFieldValue(1)));
CPPUNIT_ASSERT_EQUAL(size_t(2), value2.size());
// Clearing all
buffer->setPos(0);
deserialize(*buffer, value2);
value2.clear();
CPPUNIT_ASSERT(!value2.contains(IntFieldValue(1)));
CPPUNIT_ASSERT_EQUAL(size_t(0), value2.size());
CPPUNIT_ASSERT(value2.isEmpty());
}
// Updating
value2 = value;
CPPUNIT_ASSERT_EQUAL(value, value2);
value2[1].assign(IntFieldValue(5));
CPPUNIT_ASSERT(!value2.contains(IntFieldValue(2)));
CPPUNIT_ASSERT_EQUAL(IntFieldValue(5), (IntFieldValue&) value2[1]);
CPPUNIT_ASSERT(value != value2);
value2.assign(value);
CPPUNIT_ASSERT_EQUAL(value, value2);
ArrayFieldValue::UP valuePtr(value2.clone());
CPPUNIT_ASSERT_EQUAL(value, *valuePtr);
// Iterating
const ArrayFieldValue& constVal(value);
for(ArrayFieldValue::const_iterator it = constVal.begin();
it != constVal.end(); ++it)
{
const FieldValue& fval1(*it);
(void) fval1;
CPPUNIT_ASSERT_EQUAL((uint32_t) IntFieldValue::classId,
it->getClass().id());
}
value2 = value;
for(ArrayFieldValue::iterator it = value2.begin(); it != value2.end(); ++it)
{
(*it).assign(IntFieldValue(7));
it->assign(IntFieldValue(7));
}
CPPUNIT_ASSERT(value != value2);
CPPUNIT_ASSERT(value2.contains(IntFieldValue(7)));
CPPUNIT_ASSERT(value2.remove(IntFieldValue(7)));
CPPUNIT_ASSERT(value2.isEmpty());
// Comparison
value2 = value;
CPPUNIT_ASSERT_EQUAL(0, value.compare(value2));
value2.remove(1);
CPPUNIT_ASSERT(value.compare(value2) > 0);
CPPUNIT_ASSERT(value2.compare(value) < 0);
value2 = value;
value2[1].assign(IntFieldValue(5));
CPPUNIT_ASSERT(value.compare(value2) < 0);
CPPUNIT_ASSERT(value2.compare(value) > 0);
// Output
CPPUNIT_ASSERT_EQUAL(std::string("Array(size: 3,\n 1,\n 2,\n 3\n)"),
value.toString(false));
CPPUNIT_ASSERT_EQUAL(std::string("Array(size: 3,\n. 1,\n. 2,\n. 3\n.)"),
value.toString(true, "."));
CPPUNIT_ASSERT_EQUAL(std::string(
"<value>\n"
" <item>1</item>\n"
" <item>2</item>\n"
" <item>3</item>\n"
"</value>"
),
value.toXml(" "));
// Failure situations.
// Refuse to accept non-array types
try{
ArrayFieldValue value6(*DataType::TAG);
CPPUNIT_FAIL("Didn't complain about non-array type");
} catch (std::exception& e) {
fprintf(stderr, "Exception = %s\n", e.what());
CPPUNIT_ASSERT_CONTAIN(
"Cannot generate an array value with non-array type",
e.what());
}
// 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;
CPPUNIT_FAIL("Failed to check type equality in operator=");
} catch (std::exception& e) {
CPPUNIT_ASSERT_CONTAIN("Cannot assign value of type", e.what());
}
try{
value3.assign(value4);
CPPUNIT_FAIL("Failed to check type equality in assign()");
} catch (std::exception& e) {
CPPUNIT_ASSERT_CONTAIN("Cannot assign value of type", e.what());
}
try{
ArrayFieldValue subValue(type2);
subValue.add(LongFieldValue(4));
value3.add(subValue);
CPPUNIT_FAIL("Failed to check type equality in add()");
} catch (std::exception& e) {
CPPUNIT_ASSERT_CONTAIN("Cannot add value of type",e.what());
}
try{
ArrayFieldValue subValue(type2);
subValue.add(LongFieldValue(4));
value3.contains(subValue);
CPPUNIT_FAIL("Failed to check type equality in contains()");
} catch (std::exception& e) {
CPPUNIT_ASSERT_CONTAIN("can't possibly be in array of type", e.what());
}
try{
ArrayFieldValue subValue(type2);
subValue.add(LongFieldValue(4));
value3.remove(subValue);
CPPUNIT_FAIL("Failed to check type equality in remove()");
} catch (std::exception& e) {
CPPUNIT_ASSERT_CONTAIN("can't possibly be in array of type", e.what());
}
// 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);
CPPUNIT_ASSERT(value3.compare(value4) != 0);
}
// Removing non-existing element
value2 = value;
try{
value2.remove(5);
CPPUNIT_FAIL("Failed to throw out of bounds exception on remove(int)");
} catch (std::exception& e) {
CPPUNIT_ASSERT_CONTAIN("Cannot remove index 5 from an array of size 3",
e.what());
}
CPPUNIT_ASSERT(!value2.remove(IntFieldValue(15)));
}
} // document
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