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   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package com.datastax.oss.driver.internal.core.metadata.schema.parsing;
  
  import static com.datastax.oss.driver.Assertions.assertThat;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.verify;
  
  import com.datastax.oss.driver.TestDataProviders;
  import com.datastax.oss.driver.api.core.CqlIdentifier;
  import com.datastax.oss.driver.api.core.type.DataType;
  import com.datastax.oss.driver.api.core.type.DataTypes;
  import com.datastax.oss.driver.api.core.type.SetType;
  import com.datastax.oss.driver.api.core.type.TupleType;
  import com.datastax.oss.driver.api.core.type.UserDefinedType;
  import com.datastax.oss.driver.internal.core.context.InternalDriverContext;
  import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableMap;
  import com.tngtech.java.junit.dataprovider.DataProviderRunner;
  import com.tngtech.java.junit.dataprovider.UseDataProvider;
  import java.util.Locale;
  import java.util.Map;
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.mockito.Mock;
  import org.mockito.MockitoAnnotations;
  
  @RunWith(DataProviderRunner.class)
  public class DataTypeClassNameParserTest {
  
    private static final CqlIdentifier KEYSPACE_ID = CqlIdentifier.fromInternal("ks");
  
    @Mock private InternalDriverContext context;
    private DataTypeClassNameParser parser;
  
    @Before
    public void setUp() throws Exception {
      MockitoAnnotations.initMocks(this);
      parser = new DataTypeClassNameParser();
    }
  
    @Test
    @UseDataProvider(location = TestDataProviders.class, value = "locales")
    public void should_parse_native_types(Locale locale) {
      Locale def = Locale.getDefault();
      try {
        Locale.setDefault(locale);
        for (Map.Entry<String, DataType> entry :
            DataTypeClassNameParser.NATIVE_TYPES_BY_CLASS_NAME.entrySet()) {
  
          String className = entry.getKey();
          DataType expectedType = entry.getValue();
  
          assertThat(parse(className)).isEqualTo(expectedType);
        }
      } finally {
        Locale.setDefault(def);
      }
    }
  
    @Test
    @UseDataProvider(location = TestDataProviders.class, value = "locales")
    public void should_parse_collection_types(Locale locale) {
      Locale def = Locale.getDefault();
      try {
        Locale.setDefault(locale);
        assertThat(
                parse(
                    "org.apache.cassandra.db.marshal.ListType("
                        + "org.apache.cassandra.db.marshal.UTF8Type)"))
            .isEqualTo(DataTypes.listOf(DataTypes.TEXT));
  
        assertThat(
                parse(
                    "org.apache.cassandra.db.marshal.FrozenType("
                        + ("org.apache.cassandra.db.marshal.ListType("
                            + "org.apache.cassandra.db.marshal.UTF8Type))")))
            .isEqualTo(DataTypes.frozenListOf(DataTypes.TEXT));
  
        assertThat(
                parse(
                    "org.apache.cassandra.db.marshal.SetType("
                        + "org.apache.cassandra.db.marshal.UTF8Type)"))
            .isEqualTo(DataTypes.setOf(DataTypes.TEXT));
  
        assertThat(
                parse(
                    "org.apache.cassandra.db.marshal.MapType("
                        + "org.apache.cassandra.db.marshal.UTF8Type,"
                        + "org.apache.cassandra.db.marshal.UTF8Type)"))
            .isEqualTo(DataTypes.mapOf(DataTypes.TEXT, DataTypes.TEXT));
  
        assertThat(
                parse(
                    "org.apache.cassandra.db.marshal.MapType("
                        + "org.apache.cassandra.db.marshal.UTF8Type,"
                        + "org.apache.cassandra.db.marshal.FrozenType("
                        + ("org.apache.cassandra.db.marshal.MapType("
                            + "org.apache.cassandra.db.marshal.Int32Type,"
                            + "org.apache.cassandra.db.marshal.Int32Type)))")))
            .isEqualTo(
                DataTypes.mapOf(DataTypes.TEXT, DataTypes.frozenMapOf(DataTypes.INT, DataTypes.INT)));
      } finally {
        Locale.setDefault(def);
      }
    }
  
    @Test
    @UseDataProvider(location = TestDataProviders.class, value = "locales")
    public void should_parse_user_type_when_definition_not_already_available(Locale locale) {
      Locale def = Locale.getDefault();
      try {
        Locale.setDefault(locale);
        UserDefinedType addressType =
            (UserDefinedType)
                parse(
                    "org.apache.cassandra.db.marshal.UserType("
                        + "foo,61646472657373,"
                        + ("737472656574:org.apache.cassandra.db.marshal.UTF8Type,"
                            + "7a6970636f6465:org.apache.cassandra.db.marshal.Int32Type,"
                            + ("70686f6e6573:org.apache.cassandra.db.marshal.SetType("
                                + "org.apache.cassandra.db.marshal.UserType(foo,70686f6e65,"
                                + "6e616d65:org.apache.cassandra.db.marshal.UTF8Type,"
                                + "6e756d626572:org.apache.cassandra.db.marshal.UTF8Type)")
                            + "))"));
  
        assertThat(addressType.getKeyspace().asInternal()).isEqualTo("foo");
        assertThat(addressType.getName().asInternal()).isEqualTo("address");
        assertThat(addressType.isFrozen()).isTrue();
        assertThat(addressType.getFieldNames().size()).isEqualTo(3);
  
        assertThat(addressType.getFieldNames().get(0).asInternal()).isEqualTo("street");
        assertThat(addressType.getFieldTypes().get(0)).isEqualTo(DataTypes.TEXT);
  
        assertThat(addressType.getFieldNames().get(1).asInternal()).isEqualTo("zipcode");
        assertThat(addressType.getFieldTypes().get(1)).isEqualTo(DataTypes.INT);
  
        assertThat(addressType.getFieldNames().get(2).asInternal()).isEqualTo("phones");
        DataType phonesType = addressType.getFieldTypes().get(2);
        assertThat(phonesType).isInstanceOf(SetType.class);
        UserDefinedType phoneType = ((UserDefinedType) ((SetType) phonesType).getElementType());
  
        assertThat(phoneType.getKeyspace().asInternal()).isEqualTo("foo");
        assertThat(phoneType.getName().asInternal()).isEqualTo("phone");
        assertThat(phoneType.isFrozen()).isTrue();
        assertThat(phoneType.getFieldNames().size()).isEqualTo(2);
  
        assertThat(phoneType.getFieldNames().get(0).asInternal()).isEqualTo("name");
        assertThat(phoneType.getFieldTypes().get(0)).isEqualTo(DataTypes.TEXT);
  
        assertThat(phoneType.getFieldNames().get(1).asInternal()).isEqualTo("number");
        assertThat(phoneType.getFieldTypes().get(1)).isEqualTo(DataTypes.TEXT);
      } finally {
        Locale.setDefault(def);
      }
    }
  
    @Test
    @UseDataProvider(location = TestDataProviders.class, value = "locales")
    public void should_make_a_frozen_copy_user_type_when_definition_already_available(Locale locale) {
      Locale def = Locale.getDefault();
      try {
        Locale.setDefault(locale);
        UserDefinedType existing = mock(UserDefinedType.class);
  
        parse(
            "org.apache.cassandra.db.marshal.UserType(foo,70686f6e65,"
                + "6e616d65:org.apache.cassandra.db.marshal.UTF8Type,"
                + "6e756d626572:org.apache.cassandra.db.marshal.UTF8Type)",
            ImmutableMap.of(CqlIdentifier.fromInternal("phone"), existing));
  
        verify(existing).copy(true);
      } finally {
        Locale.setDefault(def);
      }
    }
  
    @Test
    @UseDataProvider(location = TestDataProviders.class, value = "locales")
    public void should_parse_tuple(Locale locale) {
      Locale def = Locale.getDefault();
      try {
        Locale.setDefault(locale);
        TupleType tupleType =
            (TupleType)
                parse(
                    "org.apache.cassandra.db.marshal.TupleType("
                        + "org.apache.cassandra.db.marshal.Int32Type,"
                        + "org.apache.cassandra.db.marshal.UTF8Type,"
                        + "org.apache.cassandra.db.marshal.FloatType)");
  
        assertThat(tupleType.getComponentTypes().size()).isEqualTo(3);
        assertThat(tupleType.getComponentTypes().get(0)).isEqualTo(DataTypes.INT);
        assertThat(tupleType.getComponentTypes().get(1)).isEqualTo(DataTypes.TEXT);
        assertThat(tupleType.getComponentTypes().get(2)).isEqualTo(DataTypes.FLOAT);
      } finally {
        Locale.setDefault(def);
      }
    }
  
    private DataType parse(String toParse) {
      return parse(toParse, null);
    }
  
    private DataType parse(String toParse, Map<CqlIdentifier, UserDefinedType> existingTypes) {
      return parser.parse(KEYSPACE_ID, toParse, existingTypes, context);
    }
  }
  