Added mysql test.

src/test/java/g0101_0200/s0175_combine_two_tables/MysqlTest.java

@@ -0,0 +1,55 @@
+package g0101_0200.s0175_combine_two_tables;
+
+import static org.hamcrest.CoreMatchers.equalTo;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.zapodot.junit.db.EmbeddedDatabaseRule;
+import org.zapodot.junit.db.common.CompatibilityMode;
+
+public class MysqlTest {
+ @Rule
+ public final EmbeddedDatabaseRule embeddedDatabaseRule =
+ EmbeddedDatabaseRule.builder()
+ .withMode(CompatibilityMode.MySQL)
+ .withInitialSql(
+ "CREATE TABLE Person(personId INTEGER PRIMARY KEY, lastName VARCHAR(512)"
+ + ", firstName VARCHAR(512)); "
+ + "INSERT INTO Person(personId, lastName, firstName) "
+ + "VALUES (1, 'Wang', 'Allen'); "
+ + "INSERT INTO Person(personId, lastName, firstName) "
+ + "VALUES (2, 'Alice', 'Bob'); "
+ + "CREATE TABLE Address(addressId INTEGER PRIMARY KEY, personId INTEGER"
+ + ", city VARCHAR(512), state VARCHAR(512)); "
+ + "INSERT INTO Address(addressId, personId, city, state) "
+ + "VALUES (1, 2, 'New York City', 'New York'); "
+ + "INSERT INTO Address(addressId, personId, city, state) "
+ + "VALUES (2, 3, 'Leetcode', 'California'); ")
+ .build();
+
+ @Test
+ public void testScript() throws SQLException {
+ try (final Connection connection =
+ DriverManager.getConnection(embeddedDatabaseRule.getConnectionJdbcUrl())) {
+ try (final Statement statement = connection.createStatement();
+ final ResultSet resultSet =
+ statement.executeQuery(
+ "SELECT P.FirstName, P.LastName,A.City,A.State"
+ + " FROM Person P"
+ + " LEFT JOIN Address A ON P.PersonId = A.PersonId")) {
+ assertThat(resultSet.next(), equalTo(true));
+ assertThat(resultSet.getNString(1), equalTo("Allen"));
+ assertThat(resultSet.getNString(2), equalTo("Wang"));
+ assertThat(resultSet.getNString(3), equalTo(null));
+ assertThat(resultSet.getNString(4), equalTo(null));
+ }
+ }
+ }
+}