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/*******************************************************************************
* Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Marc R. Hoffmann - initial API and implementation
*
*******************************************************************************/
package org.jacoco.report.internal.xml;
import static org.junit.Assert.assertEquals;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import org.junit.Before;
import org.junit.Test;
/**
* Unit tests for {@link XMLElement}.
*/
public class XMLElementTest {
private static final String DECL = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";
private ByteArrayOutputStream buffer;
private XMLElement root;
@Before
public void setup() throws IOException {
buffer = new ByteArrayOutputStream();
root = new XMLElement("root", null, null, false, "UTF-8", buffer);
}
@Test
public void init_should_write_doctype_when_given() throws IOException {
root = new XMLElement("root", "-//JACOCO//TEST", "test.dtd", false,
"UTF-8", buffer);
assertEquals(DECL
+ "<!DOCTYPE root PUBLIC \"-//JACOCO//TEST\" \"test.dtd\"><root/>",
actual());
}
@Test
public void init_should_write_standalone_when_given() throws IOException {
root = new XMLElement("root", null, null, true, "UTF-8", buffer);
assertEquals(
"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"yes\"?><root/>",
actual());
}
@Test
public void close_should_emit_empty_element_when_no_children_exist()
throws IOException {
assertContent("<root/>");
}
@Test
public void close_should_be_allowed_multiple_times() throws IOException {
root.close();
root.close();
assertContent("<root/>");
}
@Test(expected = IOException.class)
public void attr_should_throw_exception_when_closed() throws IOException {
root.close();
root.attr("attr", "value");
}
@Test(expected = IOException.class)
public void element_should_throw_exception_when_closed()
throws IOException {
root.close();
root.element("child");
}
@Test(expected = IOException.class)
public void text_should_throw_exception_when_closed() throws IOException {
root.close();
root.text("text");
}
@Test
public void element_should_emit_nested_element() throws IOException {
root.element("world");
assertContent("<root><world/></root>");
}
@Test
public void element_should_allow_multiple_nested_elements()
throws IOException {
root.element("world");
root.element("universe");
assertContent("<root><world/><universe/></root>");
}
@Test
public void text_should_emit_text() throws IOException {
root.text("world");
assertContent("<root>world</root>");
}
@Test
public void text_should_allow_mixing_with_elements() throws IOException {
root.element("tag1");
root.text("world");
root.element("tag2");
assertContent("<root><tag1/>world<tag2/></root>");
}
@Test
public void test_should_be_quoted() throws IOException {
root.text("<black&white\">");
assertContent("<root><black&white"></root>");
}
@Test
public void attr_should_ignore_call_when_value_is_null()
throws IOException {
root.attr("id", null);
assertContent("<root/>");
}
@Test
public void attr_should_emit_string_value() throws IOException {
root.attr("id", "12345");
assertContent("<root id=\"12345\"/>");
}
@Test
public void attr_should_quote_string_value() throws IOException {
root.attr("quote", "<\">");
assertContent("<root quote=\"<">\"/>");
}
@Test
public void attr_should_emit_int_value() throws IOException {
root.attr("missed", 0);
root.attr("total", 123);
assertContent("<root missed=\"0\" total=\"123\"/>");
}
@Test
public void attr_should_emit_long_value() throws IOException {
root.attr("min", Long.MIN_VALUE);
root.attr("max", Long.MAX_VALUE);
assertContent(
"<root min=\"-9223372036854775808\" max=\"9223372036854775807\"/>");
}
@Test(expected = IOException.class)
public void attr_should_throw_exception_when_text_was_added()
throws IOException {
root.text("text");
root.attr("id", "12345");
}
@Test(expected = IOException.class)
public void attr_should_throw_exception_when_child_was_added()
throws IOException {
root.element("child");
root.attr("id", "12345");
}
private void assertContent(String expected) throws IOException {
assertEquals(DECL + expected, actual());
}
private String actual() throws IOException {
root.close();
return buffer.toString("UTF-8");
}
}
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