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TestPixelGrid.java
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package week6;
import static org.junit.jupiter.api.Assertions.*;
import java.awt.Color;
import java.util.ArrayList;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
class TestPixelGrid {
PixelGrid grid;
PixelGrid importedIMG;
PixelGrid smallpng;
@BeforeEach
public void initializeGridData() {
ArrayList<ArrayList<Color>> pg = new ArrayList<ArrayList<Color>>();
ArrayList<Color> inner1 = new ArrayList<Color>();
inner1.add(Color.BLUE);
inner1.add(Color.GREEN);
inner1.add(Color.GREEN);
ArrayList<Color> inner2 = new ArrayList<Color>();
inner2.add(Color.BLUE);
inner2.add(Color.RED);
inner2.add(Color.BLUE);
ArrayList<Color> inner3 = new ArrayList<Color>();
inner3.add(Color.GREEN);
inner3.add(Color.RED);
inner3.add(Color.GREEN);
pg.add(inner1);
pg.add(inner2);
pg.add(inner3);
grid = new PixelGrid(pg, 12345);
importedIMG = new PixelGrid("images/pixilart-drawing.png", 12345);
smallpng = new PixelGrid("images/pixil-frame-0.png", 12345);
}
@Test
void testFindBluest() {
assertEquals(0, grid.findBluest());
assertEquals(34, importedIMG.findBluest());
}
@Test
void testRandom() {
assertEquals(0, grid.random());
assertEquals(0, smallpng.random());
assertEquals(5, importedIMG.random());
}
@Test
void testChangeColor() {
grid.changeColor(0, true);
StringBuilder colors1 = new StringBuilder(
"[java.awt.Color[r=0,g=0,b=255], java.awt.Color[r=0,g=255,b=0], java.awt.Color[r=0,g=255,b=0]]"
+ "[java.awt.Color[r=0,g=0,b=255], java.awt.Color[r=255,g=0,b=0], java.awt.Color[r=0,g=0,b=255]]"
+ "[java.awt.Color[r=0,g=0,b=255], java.awt.Color[r=255,g=0,b=0], java.awt.Color[r=0,g=255,b=0]]");
assertEquals(colors1.toString(), grid.toString());
smallpng.changeColor(0, true);
StringBuilder colors2 = new StringBuilder(
"[java.awt.Color[r=0,g=0,b=255], java.awt.Color[r=112,g=154,b=209], java.awt.Color[r=153,g=217,b=234]]"
+ "[java.awt.Color[r=0,g=0,b=255], java.awt.Color[r=0,g=183,b=239], java.awt.Color[r=112,g=154,b=209]]"
+ "[java.awt.Color[r=0,g=0,b=255], java.awt.Color[r=47,g=54,b=153], java.awt.Color[r=0,g=183,b=239]]");
assertEquals(colors2.toString(), smallpng.toString());
}
@Test
void testRemove() {
grid.remove(1);
StringBuilder colors1 = new StringBuilder("[java.awt.Color[r=0,g=0,b=255], java.awt.Color[r=0,g=255,b=0]]"
+ "[java.awt.Color[r=0,g=0,b=255], java.awt.Color[r=0,g=0,b=255]]"
+ "[java.awt.Color[r=0,g=255,b=0], java.awt.Color[r=0,g=255,b=0]]");
assertEquals(colors1.toString(), grid.toString());
smallpng.remove(1);
StringBuilder colors2 = new StringBuilder("[java.awt.Color[r=0,g=183,b=239], java.awt.Color[r=153,g=217,b=234]]"
+ "[java.awt.Color[r=47,g=54,b=153], java.awt.Color[r=112,g=154,b=209]]"
+ "[java.awt.Color[r=47,g=54,b=153], java.awt.Color[r=0,g=183,b=239]]");
assertEquals(colors2.toString(), smallpng.toString());
}
}