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package com.illuzor.lesson.resizer; | |
import org.junit.jupiter.api.DisplayName; | |
import org.junit.jupiter.api.Test; | |
import javax.imageio.ImageIO; | |
import java.awt.image.BufferedImage; | |
import java.io.File; | |
import java.io.IOException; | |
import static org.junit.jupiter.api.Assertions.*; | |
@SuppressWarnings("ConstantConditions") | |
class ImagesTests { | |
@Test | |
@DisplayName("Test Files Existence") | |
void testFilesExistence() { | |
File[] imagesFolders = new File(Paths.IMAGES).listFiles(File::isDirectory); | |
for (File categoryFolder : imagesFolders) { | |
File previewCategoryFolder = new File(Paths.PREVIEWS, categoryFolder.getName()); | |
assertTrue(previewCategoryFolder.exists()); | |
assertTrue(previewCategoryFolder.isDirectory()); | |
for (File imageFile : categoryFolder.listFiles()) { | |
File previewImageFile = new File(previewCategoryFolder, imageFile.getName()); | |
assertTrue(previewImageFile.exists()); | |
assertTrue(previewImageFile.isFile()); | |
assertNotEquals(0, previewImageFile.length()); | |
} | |
} | |
} | |
@Test | |
@DisplayName("Test Previews Sizes") | |
void testPreviewsSizes() throws IOException { | |
File[] previewsCategoriesFolders = new File(Paths.PREVIEWS).listFiles(File::isDirectory); | |
for (File previewCategoryFolder : previewsCategoriesFolders) { | |
for (File previewImageFile : previewCategoryFolder.listFiles()) { | |
BufferedImage previewImage = ImageIO.read(previewImageFile); | |
int width = previewImage.getWidth(); | |
int height = previewImage.getHeight(); | |
int min = Math.min(width, height); | |
int max = Math.max(width, height); | |
assertTrue(min == 399 || min == 400); | |
assertTrue(max >= 399); | |
} | |
} | |
} | |
} |
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