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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespaget;
import com.yahoo.documentapi.messagebus.protocol.DocumentProtocol;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import java.io.*;
import java.util.Iterator;
import static org.junit.Assert.*;
/**
* Test class for {@link CommandLineOptions}
*
* @author bjorncs
* @since 5.26
*/
public class CommandLineOptionsTest {
private final InputStream emptyStream = new InputStream() {
@Override
public int read() throws IOException {
return -1;
}
};
@Rule
public final ExpectedException exception = ExpectedException.none();
private ClientParameters getParsedOptions(InputStream in, String... args) {
CommandLineOptions options = new CommandLineOptions(in);
return options.parseCommandLineArguments(args);
}
private ClientParameters getParsedOptions(String... args) {
return getParsedOptions(emptyStream, args);
}
@Test
public void testDefaultOptions() {
ClientParameters params = getParsedOptions();
assertFalse(params.help);
assertFalse(params.documentIds.hasNext());
assertFalse(params.printIdsOnly);
assertEquals("[all]", params.fieldSet);
assertEquals("default", params.route);
assertTrue(params.cluster.isEmpty());
assertEquals("client", params.configId);
assertFalse(params.showDocSize);
assertEquals(0, params.timeout, 0);
assertFalse(params.noRetry);
assertEquals(0, params.traceLevel);
assertEquals(DocumentProtocol.Priority.NORMAL_2, params.priority);
assertTrue(params.loadTypeName.isEmpty());
}
@Test
public void testValidOptions() {
ClientParameters params = getParsedOptions(
"--fieldset", "[fieldset]",
"--route", "dummyroute",
"--configid", "dummyconfig",
"--showdocsize",
"--timeout", "0.25",
"--noretry",
"--trace", "1",
"--priority", Integer.toString(DocumentProtocol.Priority.HIGH_3.getValue()),
"--loadtype", "dummyloadtype",
"id:1", "id:2"
);
assertEquals("[fieldset]", params.fieldSet);
assertEquals("dummyroute", params.route);
assertEquals("dummyconfig", params.configId);
assertTrue(params.showDocSize);
assertEquals(0.25, params.timeout, 0.0001);
assertTrue(params.noRetry);
assertEquals(1, params.traceLevel);
assertEquals(DocumentProtocol.Priority.HIGH_3, params.priority);
assertEquals("dummyloadtype", params.loadTypeName);
Iterator<String> documentsIds = params.documentIds;
assertEquals("id:1", documentsIds.next());
assertEquals("id:2", documentsIds.next());
assertFalse(documentsIds.hasNext());
}
@Test
public void testInvalidCombination3() {
exception.expect(IllegalArgumentException.class);
exception.expectMessage("Field set option can not be used in combination with print ids option.");
getParsedOptions("--printids", "--fieldset", "[header]");
}
@Test
public void testInvalidCombination4() {
exception.expect(IllegalArgumentException.class);
exception.expectMessage("Cluster and route options are mutually exclusive.");
getParsedOptions("--route", "dummyroute", "--cluster", "dummycluster");
}
@Test
public void testInvalidPriority() {
exception.expect(IllegalArgumentException.class);
exception.expectMessage("Invalid priority: 16");
getParsedOptions("--priority", "16");
}
@Test
public void TestHighestPriority() {
ClientParameters params = getParsedOptions("--priority", "HIGHEST");
assertEquals(DocumentProtocol.Priority.HIGHEST, params.priority);
}
@Test
public void TestHigh1PriorityAsNumber() {
ClientParameters params = getParsedOptions("--priority", "2");
assertEquals(DocumentProtocol.Priority.HIGH_1, params.priority);
}
@Test
public void testInvalidTraceLevel1() {
exception.expect(IllegalArgumentException.class);
exception.expectMessage("Invalid tracelevel: -1");
getParsedOptions("--trace", "-1");
}
@Test
public void testInvalidTraceLevel2() {
exception.expect(IllegalArgumentException.class);
exception.expectMessage("Invalid tracelevel: 10");
getParsedOptions("--trace", "10");
}
@Test
public void testPrintids() {
ClientParameters params = getParsedOptions("--printids");
assertEquals("[id]", params.fieldSet);
}
@Test
public void testHeadersOnly() {
exception.expect(IllegalArgumentException.class);
exception.expectMessage("Headers only option has been removed.");
ClientParameters params = getParsedOptions("--headersonly");
}
@Test
public void testCluster() {
ClientParameters params = getParsedOptions("--cluster", "dummycluster");
assertEquals("dummycluster", params.cluster);
assertTrue(params.route.isEmpty());
}
@Test
public void testHelp() {
ClientParameters params = getParsedOptions("--help");
assertTrue(params.help);
}
@Test
public void testDocumentIdsFromInputStream() throws UnsupportedEncodingException {
InputStream in = new ByteArrayInputStream("id:1 id:2 id:3".getBytes("UTF-8"));
ClientParameters params = getParsedOptions(in, "");
Iterator<String> documentsIds = params.documentIds;
assertEquals("id:1", documentsIds.next());
assertEquals("id:2", documentsIds.next());
assertEquals("id:3", documentsIds.next());
assertFalse(documentsIds.hasNext());
}
@Test
public void testPrintHelp() {
ByteArrayOutputStream outContent = new ByteArrayOutputStream();
PrintStream oldOut = System.out;
System.setOut(new PrintStream(outContent));
try {
CommandLineOptions options = new CommandLineOptions(emptyStream);
options.printHelp();
String output = outContent.toString();
assertTrue(output.contains("vespa-get <options> [documentid...]"));
assertTrue(output.contains("Fetch a document from a Vespa Content cluster."));
} finally {
System.setOut(oldOut);
outContent.reset();
}
}
}
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