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/*
Generic Runtime Library (GRT)
Copyright (C) 2005 MySQL AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
package com.mysql.grt;
import junit.framework.TestCase;
import junit.framework.Assert;
import com.mysql.grt.db.Column;
import com.mysql.grt.db.ColumnList;
import com.mysql.grt.db.SimpleDatatype;
import com.mysql.grt.modules.JavaTestModule;
/**
* Test of the Grt main class
*
* @author Mike
* @version 1.0, 11/29/04
*/
public class GrtTest extends TestCase {
/**
* main function so the test can be executed
*/
public static void main(String[] args) {
junit.textui.TestRunner.run(GrtTest.class);
}
/**
* Tests the prepareGrtXml function
*/
public void testPrepareGrtXml() {
StringBuffer grtXml = new StringBuffer(
"<value type=\"string\">test</value>");
String xml = Grt.prepareGrtXmlFooter(
Grt.prepareGrtXmlHeader().append(grtXml)).toString();
Assert.assertEquals(xml, "<?xml version=\"1.0\"?>\n<data>\n" + grtXml
+ "</data>\n");
}
/**
* Tests XML parsing and generation
*/
public void testGetObjectsFromGrtXml() {
StringBuffer grtXml = Grt
.prepareGrtXmlHeader()
.append(
"<value type=\"dict\">\n"
+ "<value type=\"dict\" struct-name=\"db.SimpleDatatype\" key=\"simpleType\">\n"
+ "<value type=\"string\" key=\"_id\">423423:89734566:746345234</value>\n"
+ "<value type=\"string\" key=\"name\">VARCHAR</value>\n"
+ "<value type=\"int\" key=\"characterMaximumLength\">255</value>\n"
+ "<value type=\"int\" key=\"characterOctetLength\">0</value>\n"
+ "<value type=\"int\" key=\"numericPrecision\">0</value>\n"
+ "<value type=\"int\" key=\"numericPrecisionRadix\">0</value>\n"
+ "<value type=\"int\" key=\"numericScale\">0</value>\n"
+ "<value type=\"int\" key=\"dateTimePrecision\">0</value>\n"
+ "</value>\n"
+ "<value type=\"list\" content-type=\"dict\" content-struct-name=\"db.Column\" key=\"columns\">\n"
+ "<value type=\"dict\" struct-name=\"db.Column\">\n"
+ "<value type=\"string\" key=\"_id\">328758:2732734:32434234</value>\n"
+ "<value type=\"string\" key=\"name\">Host</value>\n"
+ "<value type=\"int\" key=\"precision\">0</value>\n"
+ "<value type=\"int\" key=\"scale\">0</value>\n"
+ "<value type=\"int\" key=\"isNullable\">1</value>\n"
+ "<value type=\"int\" key=\"length\">30</value>\n"
+ "<value type=\"string\" key=\"datatypeName\">varchar</value>\n"
+ "<value type=\"string\" key=\"defaultValue\">testing</value>\n"
+ "<value type=\"string\" key=\"characterSetName\">default</value>\n"
+ "<value type=\"string\" key=\"collationName\">default</value>\n"
+ "<value type=\"string\" option=\"ref\" key=\"simpleType\">423423:89734566:746345234</value>\n"
+ "</value>\n" + "</value>\n" + "</value>\n");
String xml = Grt.prepareGrtXmlFooter(grtXml).toString();
GrtHashMap root = (GrtHashMap) Grt.getObjectsFromGrtXml(xml);
Assert.assertNotNull(root);
Object list = root.getObject("columns");
Assert.assertNotNull(list);
Assert.assertEquals(list.getClass().getName(),
"com.mysql.grt.db.ColumnList");
ColumnList columnList = (ColumnList) list;
Column column = columnList.get(0);
Assert.assertEquals(column.getDatatypeName(), "varchar");
SimpleDatatype simpleDatatype = column.getSimpleType();
/*
* System.out.println("Keys in the Grt object cache:");
*
* Object[] keys = Grt.getInstance().objects.keySet().toArray(); for
* (int i=0; i <keys.length; i++) { System.out.println(keys[i]); }
*/
Assert.assertEquals(simpleDatatype.getCharacterMaximumLength(), 255);
Assert.assertEquals(Grt.prepareGrtXmlFooter(
root.getGrtXml(Grt.prepareGrtXmlHeader(), "")).toString(), xml);
}
/**
* Tests the callModuleFunction function by calling a non-existing function
*/
public void testCallModuleFunctionNonExistingFunction() {
String xml = Grt.callModuleFunction(JavaTestModule.class,
"nonExistingFuntion", "", "");
GrtHashMap result = (GrtHashMap) Grt.getObjectsFromGrtXml(xml);
Assert.assertNotNull(result.getObject("error"));
Assert.assertNotNull(result.getObject("detail"));
}
/**
* Tests the callModuleFunction function by calling a function that raises
* an exception
*/
public void testException() {
String xml = Grt.callModuleFunction(JavaTestModule.class,
"throwException", "", "");
GrtHashMap result = (GrtHashMap) Grt.getObjectsFromGrtXml(xml);
Assert.assertNotNull(result.getObject("error"));
Assert.assertNotNull(result.getObject("detail"));
Assert.assertEquals(result.getObject("error"), "Exception Test");
}
public void testGetGlobalObjects() {
// Initialize callback with dummy implementation
Grt.getInstance().setCallback("GrtCallbackTest", "");
// Get a global object from that dummy implementation
GrtObject obj = (GrtObject) Grt.getInstance().getGrtGlobalAsGrtObject(
"/testObject");
// Check if members return the correct values
Assert.assertEquals(obj.getName(), "TestObject");
Assert.assertEquals(obj.get_id(), "123456789");
// Get a Column object
Column col = (Column) Grt.getInstance().getGrtGlobalAsGrtObject(
"/column");
// Check its name
Assert.assertEquals(col.getName(), "TestColumn");
// Now follow a object reference by id
SimpleDatatype columnDatatype = col.getSimpleType();
// Check if the reference worked and we get the correct member values
// Assert.assertEquals(columnDatatype.getName(), "VARCHAR");
// Assert.assertEquals(columnDatatype.getCharacterMaximumLength(), 255);
// Get the SimpleDatatype directly
SimpleDatatype datatype = (SimpleDatatype) Grt.getInstance()
.getGrtGlobalAsGrtObject("/simpleDatatype");
Assert.assertEquals(datatype.getName(), "VARCHAR");
Assert.assertEquals(datatype.getCharacterMaximumLength(), 255);
// Test is the two objects we have created are represented by
// the same Java object
Assert.assertTrue(datatype != columnDatatype);
}
}
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