Snippet revisions — Bitbucket

+package com.thevegcat.app.tmp;

+import static org.junit.jupiter.api.Assertions.assertEquals;

+import java.io.File;

+import java.util.Optional;

+import org.junit.jupiter.api.Test;

+public class FileNameWithOutExtTest {

+	private static String fileNameWithOutExt(final String fileName) {

+		return Optional.of(fileName.lastIndexOf("."))

+				.filter(i -> i >= 0)

+				.filter(i -> i > fileName.lastIndexOf(File.separator))

+				.map(i -> fileName.substring(0, i))

+				.orElse(fileName);

+	}

+	@Test

+	void testRemoveExt() {

+		assertEquals("file",   fileNameWithOutExt("file"),                      "Expected 'file'");

+		assertEquals("file",   fileNameWithOutExt("file.ext"),                  "Expected 'file'");

+		assertEquals("file.2", fileNameWithOutExt("file.2.ext"),                "Expected 'file.2'");

+		assertEquals("file",   fileNameWithOutExt("directory/file"),            "Expected 'file'");

+		assertEquals("file",   fileNameWithOutExt("directory/file.ext"),        "Expected 'file'");

+		assertEquals("file.2", fileNameWithOutExt("directory/file.2.ext"),      "Expected 'file.2'");

+		assertEquals("file",   fileNameWithOutExt("directory.old/file"),        "Expected 'file'");

+		assertEquals("file",   fileNameWithOutExt("directory.old/file.ext"),    "Expected 'file'");

+		assertEquals("file.2", fileNameWithOutExt("directory.old/file.2.ext"),  "Expected 'file.2'");

+		assertEquals("file",   fileNameWithOutExt("file"),                      "Expected 'file'");

+		assertEquals("file",   fileNameWithOutExt("file.ext"),                  "Expected 'file'");

+		assertEquals("file.2", fileNameWithOutExt("file.2.ext"),                "Expected 'file.2'");

+		assertEquals("file",   fileNameWithOutExt("directory\\file"),           "Expected 'file'");

+		assertEquals("file",   fileNameWithOutExt("directory\\file.ext"),       "Expected 'file'");

+		assertEquals("file.2", fileNameWithOutExt("directory\\file.2.ext"),     "Expected 'file.2'");

+		assertEquals("file",   fileNameWithOutExt("directory.old\\file"),       "Expected 'file'");

+		assertEquals("file",   fileNameWithOutExt("directory.old\\file.ext"),   "Expected 'file'");

+		assertEquals("file.2", fileNameWithOutExt("directory.old\\file.2.ext"), "Expected 'file.2'");

+	}

+}

Snippets