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/*
* SonarQube
* Copyright (C) 2009-2022 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program 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 3 of the License, or (at your option) any later version.
*
* This program 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 program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.test.html;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.stream.Stream;
import org.assertj.core.api.Assertions;
import org.jsoup.nodes.Element;
import org.jsoup.nodes.Node;
import org.jsoup.nodes.TextNode;
import static java.util.Collections.emptyList;
public class HtmlParagraphAssert extends HtmlBlockAssert<HtmlParagraphAssert> {
private final Iterator<Element> nextBlocks;
public HtmlParagraphAssert(Element paragraph, Iterator<Element> nextBlocks) {
super(paragraph, HtmlParagraphAssert.class);
this.nextBlocks = nextBlocks;
}
static void verifyIsParagraph(Element element) {
Assertions.assertThat(element.tagName())
.describedAs(
"next block is not a <%s> (got <%s>):" + PRINT_FRAGMENT_TEMPLATE,
"p", element.tagName(), element.toString())
.isEqualTo("p");
}
/**
* Verify the next block exists, is a paragraph and returns an Assert on this block.
*/
public HtmlParagraphAssert hasParagraph() {
return new HtmlParagraphAssert(hasParagraphImpl(), nextBlocks);
}
private Element hasParagraphImpl() {
isNotNull();
Assertions.assertThat(nextBlocks.hasNext())
.describedAs("no more bloc")
.isTrue();
Element element = nextBlocks.next();
verifyIsParagraph(element);
return element;
}
/**
* Convenience method.
* Sames as {@code hasParagraph().withText(text)}.
*/
public HtmlParagraphAssert hasParagraph(String text) {
return hasParagraph()
.withText(text);
}
/**
* Verifies next paragraph is empty or contains only " "
*/
public HtmlParagraphAssert hasEmptyParagraph() {
Element paragraph = hasParagraphImpl();
Assertions.assertThat(paragraph.text())
.describedAs(PRINT_FRAGMENT_TEMPLATE, paragraph)
.isIn("", "\u00A0");
return new HtmlParagraphAssert(paragraph, nextBlocks);
}
/**
* Verifies there is no more block.
*/
public void noMoreBlock() {
isNotNull();
Assertions.assertThat(nextBlocks.hasNext())
.describedAs("there are still some paragraph. Next one:" + PRINT_FRAGMENT_TEMPLATE,
new Object() {
@Override
public String toString() {
return nextBlocks.next().toString();
}
})
.isFalse();
}
/**
* Verifies the current block as the specified text, ignoring lines.
*/
public HtmlParagraphAssert withText(String text) {
isNotNull();
Assertions.assertThat(actual.text())
.describedAs(PRINT_FRAGMENT_TEMPLATE, actual)
.isEqualTo(text);
return this;
}
/**
* Verifies the current block has all and only the specified lines, in order.
*/
public HtmlParagraphAssert withLines(String firstLine, String... otherLines) {
isNotNull();
List<String> actualLines = toLines(actual);
String[] expectedLines = Stream.concat(
Stream.of(firstLine),
Arrays.stream(otherLines))
.toArray(String[]::new);
Assertions.assertThat(actualLines)
.describedAs(PRINT_FRAGMENT_TEMPLATE, actual)
.containsExactly(expectedLines);
return this;
}
private static List<String> toLines(Element parent) {
Iterator<Node> iterator = parent.childNodes().iterator();
if (!iterator.hasNext()) {
return emptyList();
}
List<String> actualLines = new ArrayList<>(parent.childNodeSize());
StringBuilder currentLine = null;
while (iterator.hasNext()) {
Node node = iterator.next();
if (node instanceof TextNode) {
if (currentLine == null) {
currentLine = new StringBuilder(node.toString());
} else {
currentLine.append(node.toString());
}
} else if (node instanceof Element) {
Element element = (Element) node;
if (element.tagName().equals("br")) {
actualLines.add(currentLine == null ? "" : currentLine.toString());
currentLine = null;
} else {
if (currentLine == null) {
currentLine = new StringBuilder(element.text());
} else {
currentLine.append(element.text());
}
}
} else {
throw new IllegalStateException("unsupported node " + node.getClass());
}
if (!iterator.hasNext()) {
actualLines.add(currentLine == null ? "" : currentLine.toString());
currentLine = null;
}
}
return actualLines;
}
/**
* Convenience method.
* Same as {@code hasList().withItemTexts("foo", "bar")}.
*/
public HtmlListAssert hasList(String firstItemText, String... otherItemsText) {
return hasList()
.withItemTexts(firstItemText, otherItemsText);
}
public HtmlListAssert hasList() {
isNotNull();
Assertions.assertThat(nextBlocks.hasNext())
.describedAs("no more block")
.isTrue();
Element element = nextBlocks.next();
HtmlListAssert.verifyIsList(element);
return new HtmlListAssert(element, nextBlocks);
}
}
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