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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 org.apache.drill.exec.record.metadata.schema.parser;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
public class TestParserErrorHandling {
@Rule
public ExpectedException thrown = ExpectedException.none();
@Test
public void testUnsupportedType() {
String schema = "col unk_type";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("offending symbol [@1,4:11='unk_type',<38>,1:4]: no viable alternative at input");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testVarcharWithScale() {
String schema = "col varchar(1, 2)";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("missing ')' at ','");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testUnquotedKeyword() {
String schema = "int varchar";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("mismatched input 'int' expecting {'(', ID, QUOTED_ID}");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testUnquotedId() {
String schema = "id with space varchar";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("offending symbol [@1,3:6='with',<38>,1:3]: no viable alternative at input");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testUnescapedBackTick() {
String schema = "`c`o`l` varchar";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("offending symbol [@1,3:3='o',<38>,1:3]: no viable alternative at input");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testUnescapedBackSlash() {
String schema = "`c\\o\\l` varchar";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("extraneous input '`' expecting {'(', ID, QUOTED_ID}");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testMissingType() {
String schema = "col not null";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("offending symbol [@1,4:6='not',<34>,1:4]: no viable alternative at input");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testIncorrectEOF() {
String schema = "col int not null footer";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("extraneous input 'footer' expecting <EOF>");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testSchemaWithOneParen() {
String schema = "(col int not null";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("missing ')' at '<EOF>'");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testMissingAngleBracket() {
String schema = "col array<int not null";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("missing '>' at 'not'");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testUnclosedAngleBracket() {
String schema = "col map<m array<int> not null";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("missing '>' at '<EOF>'");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testMissingColumnNameForMap() {
String schema = "col map<int> not null";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("mismatched input 'int' expecting {ID, QUOTED_ID}");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testMissingNotBeforeNull() {
String schema = "col int null";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("extraneous input 'null' expecting <EOF>");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testExtraComma() {
String schema = "id int,, name varchar";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("extraneous input ',' expecting {ID, QUOTED_ID}");
SchemaExprParser.parseSchema(schema);
}
@Test
public void testExtraCommaEOF() {
String schema = "id int, name varchar,";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("mismatched input '<EOF>' expecting {ID, QUOTED_ID}");
SchemaExprParser.parseSchema(schema);
}
@Test
public void incorrectNumber() {
String schema = "id decimal(5, 02)";
thrown.expect(SchemaParsingException.class);
thrown.expectMessage("extraneous input '2' expecting ')'");
SchemaExprParser.parseSchema(schema);
}
}
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