Implement getTables for JDBC4DatabaseMetaData

bindings/java/src/test/java/tech/turso/jdbc4/JDBC4DatabaseMetaDataTest.java

@@ -1,9 +1,16 @@
 package tech.turso.jdbc4;
 
+import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
 import java.util.Properties;
 import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 import tech.turso.TestUtils;
 
@@ -44,4 +51,108 @@ class JDBC4DatabaseMetaDataTest {
   void getDriverVersion_should_not_return_empty_string() {
     assertFalse(metaData.getDriverVersion().isEmpty());
   }
+
+  @Test
+  void getTables_with_non_empty_catalog_should_return_empty() throws SQLException {
+    ResultSet rs = metaData.getTables("nonexistent", null, null, null);
+    assertNotNull(rs);
+    assertFalse(rs.next());
+    rs.close();
+  }
+
+  @Test
+  void getTables_with_non_empty_schema_should_return_empty() throws SQLException {
+    ResultSet rs = metaData.getTables(null, "schema", null, null);
+    assertNotNull(rs);
+    assertFalse(rs.next());
+    rs.close();
+  }
+
+  @Test
+  void getTables_should_return_correct_table_info() throws SQLException {
+    try (Statement stmt = connection.createStatement()) {
+      stmt.execute("CREATE TABLE test_table (id INTEGER PRIMARY KEY)");
+    }
+
+    ResultSet rs = metaData.getTables(null, null, null, null);
+
+    assertNotNull(rs);
+
+    assertTrue(rs.next());
+
+    assertEquals("test_table", rs.getString("TABLE_NAME"));
+    assertEquals("TABLE", rs.getString("TABLE_TYPE"));
+
+    assertFalse(rs.next());
+
+    rs.close();
+  }
+
+  @Test
+  void getTables_with_pattern_should_filter_results() throws SQLException {
+    // Create test tables
+    try (Statement stmt = connection.createStatement()) {
+      stmt.execute("CREATE TABLE test1 (id INTEGER PRIMARY KEY)");
+      stmt.execute("CREATE TABLE test2 (id INTEGER PRIMARY KEY)");
+      stmt.execute("CREATE TABLE other (id INTEGER PRIMARY KEY)");
+    }
+
+    ResultSet rs = metaData.getTables(null, null, "test%", null);
+
+    assertNotNull(rs);
+
+    int tableCount = 0;
+    while (rs.next()) {
+      String tableName = rs.getString("TABLE_NAME");
+      assertTrue(tableName.startsWith("test"));
+      tableCount++;
+    }
+
+    assertEquals(2, tableCount);
+
+    rs.close();
+  }
+
+  @Test
+  @Disabled("CREATE VIEW not supported yet")
+  void getTables_with_type_filter_should_return_only_views() throws SQLException {
+    try (Statement stmt = connection.createStatement()) {
+      stmt.execute("CREATE TABLE my_table (id INTEGER PRIMARY KEY)");
+      stmt.execute("CREATE VIEW my_view AS SELECT * FROM my_table");
+    }
+
+    ResultSet rs = metaData.getTables(null, null, null, new String[] {"VIEW"});
+
+    assertNotNull(rs);
+
+    assertTrue(rs.next());
+    assertEquals("my_view", rs.getString("TABLE_NAME"));
+    assertEquals("VIEW", rs.getString("TABLE_TYPE"));
+
+    assertFalse(rs.next());
+
+    rs.close();
+  }
+
+  @Test
+  @Disabled("CREATE VIEW not supported yet")
+  void getTables_with_pattern_and_type_filter_should_work_together() throws SQLException {
+    try (Statement stmt = connection.createStatement()) {
+      stmt.execute("CREATE TABLE alpha (id INTEGER)");
+      stmt.execute("CREATE TABLE beta (id INTEGER)");
+      stmt.execute("CREATE VIEW alpha_view AS SELECT * FROM alpha");
+    }
+
+    ResultSet rs = metaData.getTables(null, null, "alpha%", new String[] {"VIEW"});
+
+    assertNotNull(rs);
+
+    assertTrue(rs.next());
+    assertEquals("alpha_view", rs.getString("TABLE_NAME"));
+    assertEquals("VIEW", rs.getString("TABLE_TYPE"));
+
+    assertFalse(rs.next());
+
+    rs.close();
+  }
 }