package dev.peerat.parser.java.element.variable;

import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.junit.jupiter.api.Assertions.assertEquals;

import java.lang.reflect.Modifier;
import java.util.List;

import dev.peerat.parser.java.Class;
import dev.peerat.parser.java.JavaElement;
import dev.peerat.parser.java.Variable;
import dev.peerat.parser.java.element.BaseElementTests;

public class VariableInClass extends BaseElementTests{
	
	{
		register(
				"package be.jeffcheasey88;"
				+ ""
				+ "public static final class Test{ "
				+ "    int i;"
				+ "}",
				(javafile) -> {
					Class clazz = checkClass(javafile);
					List<JavaElement> elements = clazz.getElements();
					assertNotNull(elements);
					assertEquals(1, elements.size());
					JavaElement element = elements.get(0);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					Variable variable = (Variable) element;
					assertEquals(0, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("i", variable.getName().getValue());
					assertNull(variable.getValue());
				});
		
		register(
				"package be.jeffcheasey88;"
				+ ""
				+ "public static final class Test{ "
				+ "    private int i;"
				+ "}",
				(javafile) -> {
					Class clazz = checkClass(javafile);
					List<JavaElement> elements = clazz.getElements();
					assertNotNull(elements);
					assertEquals(1, elements.size());
					JavaElement element = elements.get(0);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					Variable variable = (Variable) element;
					assertEquals(Modifier.PRIVATE, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("i", variable.getName().getValue());
					assertNull(variable.getValue());
				});
		
		register(
				"package be.jeffcheasey88;"
				+ ""
				+ "public static final class Test{ "
				+ "    private final int i;"
				+ "}",
				(javafile) -> {
					Class clazz = checkClass(javafile);
					List<JavaElement> elements = clazz.getElements();
					assertNotNull(elements);
					assertEquals(1, elements.size());
					JavaElement element = elements.get(0);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					Variable variable = (Variable) element;
					assertEquals(Modifier.PRIVATE+Modifier.FINAL, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("i", variable.getName().getValue());
					assertNull(variable.getValue());
				});
		
		register(
				"package be.jeffcheasey88;"
				+ ""
				+ "public static final class Test{ "
				+ "    private final int i = 4;"
				+ "}",
				(javafile) -> {
					Class clazz = checkClass(javafile);
					List<JavaElement> elements = clazz.getElements();
					assertNotNull(elements);
					assertEquals(1, elements.size());
					JavaElement element = elements.get(0);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					Variable variable = (Variable) element;
					assertEquals(Modifier.PRIVATE+Modifier.FINAL, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("i", variable.getName().getValue());
					assertEquals("4", variable.getValue().getToken().getValue());
				});
		
		register(
				"package be.jeffcheasey88;"
				+ ""
				+ "public static final class Test{ "
				+ "    private final int i = 4, j;"
				+ "}",
				(javafile) -> {
					Class clazz = checkClass(javafile);
					List<JavaElement> elements = clazz.getElements();
					assertNotNull(elements);
					assertEquals(2, elements.size());
					JavaElement element = elements.get(0);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					Variable variable = (Variable) element;
					assertEquals(Modifier.PRIVATE+Modifier.FINAL, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("i", variable.getName().getValue());
					assertEquals("4", variable.getValue().getToken().getValue());
					
					element = elements.get(1);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					variable = (Variable) element;
					assertEquals(Modifier.PRIVATE+Modifier.FINAL, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("j", variable.getName().getValue());
					assertNull(variable.getValue());
				});
		
		register(
				"package be.jeffcheasey88;"
				+ ""
				+ "public static final class Test{ "
				+ "    private final int i = 4, j = 6;"
				+ "}",
				(javafile) -> {
					Class clazz = checkClass(javafile);
					List<JavaElement> elements = clazz.getElements();
					assertNotNull(elements);
					assertEquals(2, elements.size());
					JavaElement element = elements.get(0);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					Variable variable = (Variable) element;
					assertEquals(Modifier.PRIVATE+Modifier.FINAL, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("i", variable.getName().getValue());
					assertEquals("4", variable.getValue().getToken().getValue());
					
					element = elements.get(1);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					variable = (Variable) element;
					assertEquals(Modifier.PRIVATE+Modifier.FINAL, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("j", variable.getName().getValue());
					assertEquals("6", variable.getValue().getToken().getValue());
				});
		
		register(
				"package be.jeffcheasey88;"
				+ ""
				+ "public static final class Test{ "
				+ "    private final int i = 4, j = 6;"
				+ "    List<String> list;"
				+ "}",
				(javafile) -> {
					Class clazz = checkClass(javafile);
					List<JavaElement> elements = clazz.getElements();
					assertNotNull(elements);
					assertEquals(3, elements.size());
					JavaElement element = elements.get(0);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					Variable variable = (Variable) element;
					assertEquals(Modifier.PRIVATE+Modifier.FINAL, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("i", variable.getName().getValue());
					assertEquals("4", variable.getValue().getToken().getValue());
					
					element = elements.get(1);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					variable = (Variable) element;
					assertEquals(Modifier.PRIVATE+Modifier.FINAL, variable.getModifier());
					assertEquals("int", variable.getType().getValue());
					assertEquals("j", variable.getName().getValue());
					assertEquals("6", variable.getValue().getToken().getValue());
					
					element = elements.get(2);
					assertNotNull(element);
					assertTrue(element instanceof Variable);
					variable = (Variable) element;
					assertEquals(0, variable.getModifier());
					assertEquals("List<String>", variable.getType().getValue());
					assertEquals("list", variable.getName().getValue());
					assertNull(variable.getValue());
				});
	}

}