exiv2/unitTests/test_XmpKey.cpp

// SPDX-License-Identifier: GPL-2.0-or-later

#include <gtest/gtest.h>
#include <exiv2/error.hpp>
#include <exiv2/properties.hpp>

using namespace Exiv2;

namespace {
const std::string expectedFamily("Xmp");
const std::string expectedPrefix("prefix");
const std::string expectedProperty("prop");
const std::string expectedKey(expectedFamily + "." + expectedPrefix + "." + expectedProperty);
const std::string notRegisteredValidKey("Xmp.noregistered.prop");
}  // namespace

// Test Fixture which register a namespace with a prefix. This is needed to test the correct
// behavior of the XmpKey class
class AXmpKey : public testing::Test {
 public:
  static void SetUpTestCase() {
    XmpProperties::registerNs(expectedFamily, expectedPrefix);
  }

  static void TearDownTestCase() {
    XmpProperties::unregisterNs();
  }

  static void checkValidity(const XmpKey& key) {
    ASSERT_EQ(expectedKey, key.key());
    ASSERT_EQ(expectedFamily, key.familyName());
    ASSERT_EQ(expectedPrefix, key.groupName());
    ASSERT_EQ(expectedProperty, key.tagName());
    ASSERT_EQ(expectedProperty, key.tagLabel());
    ASSERT_EQ(0, key.tag());
    ASSERT_STREQ("Xmp/", key.ns().c_str());
  }
};

TEST_F(AXmpKey, correctlyInstantiateWithValidKey) {
  XmpKey key(expectedKey);
  checkValidity(key);
}

TEST_F(AXmpKey, correctlyInstantiatedWithValidPrefixAndProperty) {
  XmpKey key(expectedPrefix, expectedProperty);
  checkValidity(key);
}

TEST_F(AXmpKey, canBeCopiedConstructed) {
  XmpKey key(expectedPrefix, expectedProperty);
  const XmpKey& copiedKey(key);
  checkValidity(copiedKey);
}

TEST_F(AXmpKey, canBeCopied) {
  XmpKey key(expectedPrefix, expectedProperty);
  XmpKey copiedKey("Xmp.prefix.prop2");
  copiedKey = key;
  checkValidity(copiedKey);
}

TEST_F(AXmpKey, canBeCloned) {
  XmpKey key(expectedPrefix, expectedProperty);
  auto clonedKey = key.clone();
  checkValidity(*clonedKey);
}

TEST_F(AXmpKey, throwsWithNotRegisteredWellFormedKey) {
  ASSERT_THROW(XmpKey key(notRegisteredValidKey), std::exception);
}

TEST_F(AXmpKey, throwsWithNotRegisteredPrefix) {
  ASSERT_THROW(XmpKey key("badPrefix", expectedProperty), std::exception);
}

TEST_F(AXmpKey, throwsWithBadFormedKey) {
  ASSERT_THROW(XmpKey key(expectedProperty), std::exception);  // It should have the format ns.prefix.key
}