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JdbcPreparedStatementTest.java
390 lines (369 loc) · 17.4 KB
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JdbcPreparedStatementTest.java
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/*
* Copyright 2019 Google LLC
*
* Licensed 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.google.cloud.spanner.jdbc;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThrows;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.any;
import static org.mockito.Mockito.anyString;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import com.google.cloud.ByteArray;
import com.google.cloud.spanner.Dialect;
import com.google.cloud.spanner.ErrorCode;
import com.google.cloud.spanner.ReadContext.QueryAnalyzeMode;
import com.google.cloud.spanner.ResultSet;
import com.google.cloud.spanner.ResultSets;
import com.google.cloud.spanner.Statement;
import com.google.cloud.spanner.Struct;
import com.google.cloud.spanner.Type;
import com.google.cloud.spanner.Type.StructField;
import com.google.cloud.spanner.Value;
import com.google.cloud.spanner.connection.AbstractStatementParser;
import com.google.cloud.spanner.connection.Connection;
import java.io.ByteArrayInputStream;
import java.io.StringReader;
import java.math.BigDecimal;
import java.net.MalformedURLException;
import java.net.URL;
import java.sql.Date;
import java.sql.JDBCType;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Time;
import java.sql.Timestamp;
import java.sql.Types;
import java.util.Calendar;
import java.util.Collections;
import java.util.TimeZone;
import java.util.UUID;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameter;
import org.junit.runners.Parameterized.Parameters;
@RunWith(Parameterized.class)
public class JdbcPreparedStatementTest {
@Parameter public Dialect dialect;
@Parameters(name = "dialect = {0}")
public static Object[] data() {
return Dialect.values();
}
private String generateSqlWithParameters(int numberOfParams) {
StringBuilder sql = new StringBuilder("INSERT INTO FOO (");
boolean first = true;
for (int i = 0; i < numberOfParams; i++) {
if (first) {
first = false;
} else {
sql.append(", ");
}
sql.append("COL").append(i);
}
sql.append(") VALUES (");
first = true;
for (int i = 0; i < numberOfParams; i++) {
if (first) {
first = false;
} else {
sql.append(", ");
}
sql.append("?");
}
sql.append(")");
return sql.toString();
}
private JdbcConnection createMockConnection() throws SQLException {
return createMockConnection(mock(Connection.class));
}
private JdbcConnection createMockConnection(Connection spanner) throws SQLException {
JdbcConnection connection = mock(JdbcConnection.class);
when(connection.getDialect()).thenReturn(dialect);
when(connection.getParser()).thenReturn(AbstractStatementParser.getInstance(dialect));
when(connection.getSpannerConnection()).thenReturn(spanner);
when(connection.createBlob()).thenCallRealMethod();
when(connection.createClob()).thenCallRealMethod();
when(connection.createNClob()).thenCallRealMethod();
when(connection.createArrayOf(anyString(), any(Object[].class))).thenCallRealMethod();
return connection;
}
@Test
public void testValueAsParameter() throws SQLException {
String sql = generateSqlWithParameters(1);
JdbcConnection connection = createMockConnection();
for (Value value :
new Value[] {
Value.bool(true),
Value.bool(false),
Value.bytes(ByteArray.copyFrom("foo")),
Value.date(com.google.cloud.Date.fromYearMonthDay(2021, 5, 17)),
Value.float64(6.626d),
Value.int64(13L),
Value.numeric(new BigDecimal("3.14")),
Value.string("bar"),
Value.json("{}"),
Value.pgJsonb("{}"),
Value.timestamp(com.google.cloud.Timestamp.ofTimeSecondsAndNanos(999L, 99)),
Value.boolArray(Collections.singleton(true)),
Value.bytesArray(Collections.singleton(ByteArray.copyFrom("foo"))),
Value.dateArray(
Collections.singleton(com.google.cloud.Date.fromYearMonthDay(2021, 5, 17))),
Value.float64Array(Collections.singleton(6.626d)),
Value.int64Array(Collections.singleton(13L)),
Value.numericArray(Collections.singleton(new BigDecimal("3.14"))),
Value.stringArray(Collections.singleton("bar")),
Value.jsonArray(Collections.singleton("{}")),
Value.pgJsonbArray(Collections.singleton("{}")),
Value.timestampArray(
Collections.singleton(com.google.cloud.Timestamp.ofTimeSecondsAndNanos(999L, 99))),
}) {
try (JdbcPreparedStatement ps = new JdbcPreparedStatement(connection, sql)) {
ps.setObject(1, value);
Statement statement = ps.createStatement();
assertEquals(statement.getParameters().get("p1"), value);
}
}
}
@SuppressWarnings("deprecation")
@Test
public void testParameters() throws SQLException, MalformedURLException {
final int numberOfParams = 53;
String sql = generateSqlWithParameters(numberOfParams);
JdbcConnection connection = createMockConnection();
try (JdbcPreparedStatement ps = new JdbcPreparedStatement(connection, sql)) {
ps.setArray(1, connection.createArrayOf("INT64", new Long[] {1L, 2L, 3L}));
ps.setAsciiStream(2, new ByteArrayInputStream("TEST".getBytes()));
ps.setAsciiStream(3, new ByteArrayInputStream("TEST".getBytes()), 4);
ps.setAsciiStream(4, new ByteArrayInputStream("TEST".getBytes()), 4L);
ps.setBinaryStream(6, new ByteArrayInputStream("TEST".getBytes()));
ps.setBinaryStream(7, new ByteArrayInputStream("TEST".getBytes()), 4);
ps.setBinaryStream(8, new ByteArrayInputStream("TEST".getBytes()), 4L);
ps.setBlob(9, connection.createBlob());
ps.setBlob(10, new ByteArrayInputStream("TEST".getBytes()));
ps.setBlob(11, new ByteArrayInputStream("TEST".getBytes()), 4L);
ps.setBoolean(12, Boolean.TRUE);
ps.setByte(13, (byte) 1);
ps.setBytes(14, "TEST".getBytes());
ps.setCharacterStream(15, new StringReader("TEST"));
ps.setCharacterStream(16, new StringReader("TEST"), 4);
ps.setCharacterStream(17, new StringReader("TEST"), 4L);
ps.setClob(18, connection.createClob());
ps.setClob(19, new StringReader("TEST"));
ps.setClob(20, new StringReader("TEST"), 4L);
ps.setDate(21, new Date(1000L));
ps.setDate(22, new Date(1000L), Calendar.getInstance(TimeZone.getTimeZone("GMT")));
ps.setDouble(23, 1d);
ps.setFloat(24, 1f);
ps.setInt(25, 1);
ps.setLong(26, 1L);
ps.setNCharacterStream(27, new StringReader("TEST"));
ps.setNCharacterStream(28, new StringReader("TEST"), 4L);
ps.setNClob(29, connection.createNClob());
ps.setNClob(30, new StringReader("TEST"));
ps.setNClob(31, new StringReader("TEST"), 4L);
ps.setNString(32, "TEST");
ps.setNull(33, Types.BIGINT);
ps.setNull(34, Types.BIGINT, "INT64");
ps.setObject(35, "TEST");
ps.setObject(36, "TEST", Types.NVARCHAR);
ps.setObject(37, "TEST", Types.NVARCHAR, 20);
ps.setRef(38, null);
ps.setRowId(39, null);
ps.setShort(40, (short) 1);
ps.setSQLXML(41, null);
ps.setString(42, "TEST");
ps.setTime(43, new Time(1000L));
ps.setTime(44, new Time(1000L), Calendar.getInstance(TimeZone.getTimeZone("GMT")));
ps.setTimestamp(45, new Timestamp(1000L));
ps.setTimestamp(46, new Timestamp(1000L), Calendar.getInstance(TimeZone.getTimeZone("GMT")));
ps.setUnicodeStream(47, new ByteArrayInputStream("TEST".getBytes()), 4);
ps.setURL(48, new URL("https://spanner.google.com"));
ps.setObject(49, UUID.fromString("83b988cf-1f4e-428a-be3d-cc712621942e"));
ps.setObject(50, "TEST", JDBCType.NVARCHAR);
ps.setObject(51, "TEST", JDBCType.NVARCHAR, 20);
ps.setObject(52, "{}", JsonType.VENDOR_TYPE_NUMBER);
ps.setObject(53, "{}", PgJsonbType.VENDOR_TYPE_NUMBER);
JdbcParameterMetaData pmd = ps.getParameterMetaData();
assertEquals(numberOfParams, pmd.getParameterCount());
assertEquals(JdbcArray.class.getName(), pmd.getParameterClassName(1));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(2));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(3));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(4));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(6));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(7));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(8));
assertEquals(JdbcBlob.class.getName(), pmd.getParameterClassName(9));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(10));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(11));
assertEquals(Boolean.class.getName(), pmd.getParameterClassName(12));
assertEquals(Byte.class.getName(), pmd.getParameterClassName(13));
assertEquals(byte[].class.getName(), pmd.getParameterClassName(14));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(15));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(16));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(17));
assertEquals(JdbcClob.class.getName(), pmd.getParameterClassName(18));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(19));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(20));
assertEquals(Date.class.getName(), pmd.getParameterClassName(21));
assertEquals(Date.class.getName(), pmd.getParameterClassName(22));
assertEquals(Double.class.getName(), pmd.getParameterClassName(23));
assertEquals(Float.class.getName(), pmd.getParameterClassName(24));
assertEquals(Integer.class.getName(), pmd.getParameterClassName(25));
assertEquals(Long.class.getName(), pmd.getParameterClassName(26));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(27));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(28));
assertEquals(JdbcClob.class.getName(), pmd.getParameterClassName(29));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(30));
assertEquals(StringReader.class.getName(), pmd.getParameterClassName(31));
assertEquals(String.class.getName(), pmd.getParameterClassName(32));
assertEquals(Long.class.getName(), pmd.getParameterClassName(33));
assertEquals(Long.class.getName(), pmd.getParameterClassName(34));
assertEquals(String.class.getName(), pmd.getParameterClassName(35));
assertEquals(String.class.getName(), pmd.getParameterClassName(36));
assertEquals(String.class.getName(), pmd.getParameterClassName(37));
assertNull(pmd.getParameterClassName(38));
assertNull(pmd.getParameterClassName(39));
assertEquals(Short.class.getName(), pmd.getParameterClassName(40));
assertNull(pmd.getParameterClassName(41));
assertEquals(String.class.getName(), pmd.getParameterClassName(42));
assertEquals(Time.class.getName(), pmd.getParameterClassName(43));
assertEquals(Time.class.getName(), pmd.getParameterClassName(44));
assertEquals(Timestamp.class.getName(), pmd.getParameterClassName(45));
assertEquals(Timestamp.class.getName(), pmd.getParameterClassName(46));
assertEquals(ByteArrayInputStream.class.getName(), pmd.getParameterClassName(47));
assertEquals(URL.class.getName(), pmd.getParameterClassName(48));
assertEquals(UUID.class.getName(), pmd.getParameterClassName(49));
assertEquals(String.class.getName(), pmd.getParameterClassName(50));
assertEquals(String.class.getName(), pmd.getParameterClassName(51));
assertEquals(String.class.getName(), pmd.getParameterClassName(51));
assertEquals(String.class.getName(), pmd.getParameterClassName(51));
ps.clearParameters();
pmd = ps.getParameterMetaData();
assertEquals(numberOfParams, pmd.getParameterCount());
}
}
@Test
public void testSetNullValues() throws SQLException {
final int numberOfParameters = 31;
String sql = generateSqlWithParameters(numberOfParameters);
try (JdbcPreparedStatement ps = new JdbcPreparedStatement(createMockConnection(), sql)) {
int index = 0;
ps.setNull(++index, Types.BLOB);
ps.setNull(++index, Types.NVARCHAR);
ps.setNull(++index, Types.BINARY);
ps.setNull(++index, Types.BOOLEAN);
ps.setNull(++index, Types.TINYINT);
ps.setNull(++index, Types.DATE);
ps.setNull(++index, Types.DOUBLE);
ps.setNull(++index, Types.FLOAT);
ps.setNull(++index, Types.INTEGER);
ps.setNull(++index, Types.BIGINT);
ps.setNull(++index, Types.SMALLINT);
ps.setNull(++index, Types.TIME);
ps.setNull(++index, Types.TIME_WITH_TIMEZONE);
ps.setNull(++index, Types.TIMESTAMP);
ps.setNull(++index, Types.TIMESTAMP_WITH_TIMEZONE);
ps.setNull(++index, Types.CHAR);
ps.setNull(++index, Types.CLOB);
ps.setNull(++index, Types.LONGNVARCHAR);
ps.setNull(++index, Types.LONGVARBINARY);
ps.setNull(++index, Types.LONGVARCHAR);
ps.setNull(++index, Types.NCHAR);
ps.setNull(++index, Types.NCLOB);
ps.setNull(++index, Types.NVARCHAR);
ps.setNull(++index, Types.REAL);
ps.setNull(++index, Types.BIT);
ps.setNull(++index, Types.VARBINARY);
ps.setNull(++index, Types.VARCHAR);
ps.setNull(++index, JsonType.VENDOR_TYPE_NUMBER);
ps.setNull(++index, PgJsonbType.VENDOR_TYPE_NUMBER);
ps.setNull(++index, Types.OTHER);
ps.setNull(++index, Types.NULL);
assertEquals(numberOfParameters, index);
JdbcParameterMetaData pmd = ps.getParameterMetaData();
assertEquals(numberOfParameters, pmd.getParameterCount());
assertEquals(Timestamp.class.getName(), pmd.getParameterClassName(15));
ps.clearParameters();
pmd = ps.getParameterMetaData();
assertEquals(numberOfParameters, pmd.getParameterCount());
}
}
@Test
public void testGetResultSetMetadata() throws SQLException {
final String sql = "SELECT * FROM FOO";
Connection connection = mock(Connection.class);
ResultSet rs =
ResultSets.forRows(
Type.struct(
StructField.of("ID", Type.int64()),
StructField.of("NAME", Type.string()),
StructField.of("AMOUNT", Type.float64()),
dialect == Dialect.POSTGRESQL
? StructField.of("PERCENTAGE", Type.pgNumeric())
: StructField.of("PERCENTAGE", Type.numeric())),
Collections.singletonList(
Struct.newBuilder()
.set("ID")
.to(1L)
.set("NAME")
.to("foo")
.set("AMOUNT")
.to(Math.PI)
.set("PERCENTAGE")
.to(
dialect == Dialect.POSTGRESQL
? Value.pgNumeric("1.23")
: Value.numeric(new BigDecimal("1.23")))
.build()));
when(connection.analyzeQuery(Statement.of(sql), QueryAnalyzeMode.PLAN)).thenReturn(rs);
try (JdbcPreparedStatement ps =
new JdbcPreparedStatement(createMockConnection(connection), sql)) {
ResultSetMetaData metadata = ps.getMetaData();
assertEquals(4, metadata.getColumnCount());
assertEquals("ID", metadata.getColumnLabel(1));
assertEquals("NAME", metadata.getColumnLabel(2));
assertEquals("AMOUNT", metadata.getColumnLabel(3));
assertEquals("PERCENTAGE", metadata.getColumnLabel(4));
assertEquals(Types.BIGINT, metadata.getColumnType(1));
assertEquals(Types.NVARCHAR, metadata.getColumnType(2));
assertEquals(Types.DOUBLE, metadata.getColumnType(3));
assertEquals(Types.NUMERIC, metadata.getColumnType(4));
}
}
@Test
public void testGetResultSetMetaDataForDml() throws SQLException {
Connection connection = mock(Connection.class);
try (JdbcPreparedStatement ps =
new JdbcPreparedStatement(
createMockConnection(connection), "UPDATE FOO SET BAR=1 WHERE TRUE")) {
ResultSetMetaData metadata = ps.getMetaData();
assertEquals(0, metadata.getColumnCount());
}
}
@Test
public void testInvalidSql() {
String sql = "SELECT * FROM Singers WHERE SingerId='";
SQLException sqlException =
assertThrows(
SQLException.class,
() -> new JdbcPreparedStatement(createMockConnection(mock(Connection.class)), sql));
assertTrue(sqlException instanceof JdbcSqlException);
JdbcSqlException jdbcSqlException = (JdbcSqlException) sqlException;
assertEquals(
ErrorCode.INVALID_ARGUMENT.getGrpcStatusCode().value(), jdbcSqlException.getErrorCode());
}
}