create junit file

Author: jikyll

src/test/java/downloader/HttpClientDownloaderTest.java

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+package downloader;
+
+import junit.framework.TestCase;
+
+public class HttpClientDownloaderTest extends TestCase {
+
+}

src/test/java/scheduler/ParserTaskTest.java

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+package scheduler;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import org.junit.Test;
+
+import junit.framework.TestCase;
+
+public class ParserTaskTest extends TestCase {
+	
+	@Test
+	public void testIsType() {
+		ParserTask parserTask = new ParserTask("https://leetcode.com/problems/house-robber/");
+		parserTask.isType();
+		System.out.println(parserTask.getType());
+	}
+	
+	@Test
+	public void testCheckedPattern() {
+		String url = "https://leetcode.com/problems/house-robber/";
+		String patternString = ".*/problems/.*";
+		Pattern pattern = Pattern.compile(patternString);
+		Matcher matcher = pattern.matcher(url);
+		boolean res = matcher.matches();
+		System.out.println(res);
+	}
+	
+	@Test
+	public void testEnum() {
+		System.out.println(ParserTask.TaskType.PROBLEM_URL.ordinal());
+	}
+}