update

MarkdownParse.java

@@ -13,9 +13,19 @@ public static ArrayList<String> getLinks(String markdown) {
         int currentIndex = 0;
         while(currentIndex < markdown.length()) {
             int openBracket = markdown.indexOf("[", currentIndex);
+            if (markdown.substring(openBracket-1, openBracket+1).equals("![")) {
+                int closeParen = markdown.indexOf(")", openBracket);
+                currentIndex = closeParen + 1;
+                continue;
+            }
             int closeBracket = markdown.indexOf("]", openBracket);
+            if (closeBracket < 0 ) break;
             int openParen = markdown.indexOf("(", closeBracket);
             int closeParen = markdown.indexOf(")", openParen);
+            if (openParen+1 == closeParen) {
+                currentIndex = closeParen + 1;
+                continue;
+            }
             toReturn.add(markdown.substring(openParen + 1, closeParen));
             currentIndex = closeParen + 1;
         }

MarkdownParseTest.java

@@ -0,0 +1,58 @@
+
+import static org.junit.Assert.*;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+
+import org.junit.*;
+
+public class MarkdownParseTest {
+
+    @Test
+    public void addition() {
+        // “assertEquals()” has two arguments. Will pass if the first arguement 
+        // is equal to the second
+        assertEquals(2, 1 + 1);
+    }
+
+    @Test
+    public void testParse() throws IOException {
+        List<String> exp = List.of("https://something.com", "some-thing.html");
+        Path file = Path.of("test-file.md");
+        String content = Files.readString(file);
+        ArrayList<String> act = MarkdownParse.getLinks(content);
+        assertEquals(exp, act);
+    }
+
+    @Test
+    public void testImage() throws IOException {
+        ArrayList<String> exp = new ArrayList<String>();
+        Path file = Path.of("testImage.md");
+        String content = Files.readString(file);
+        ArrayList<String> act = MarkdownParse.getLinks(content);
+        assertEquals(exp, act);
+    }
+
+    @Test
+    public void testParen() throws IOException {
+        List<String> exp = List.of("https://angeliazddl.github.io/markdown-parser/");
+        Path file = Path.of("testParen.md");
+        String content = Files.readString(file);
+        ArrayList<String> act = MarkdownParse.getLinks(content);
+        assertEquals(exp, act);
+    }
+
+    @Test
+    public void testBracket() throws IOException {
+        List<String> exp = List.of("https://angeliazddl.github.io/markdown-parser/");
+        Path file = Path.of("testBracket.md");
+        String content = Files.readString(file);
+        ArrayList<String> act = MarkdownParse.getLinks(content);
+        assertEquals(exp, act);
+    }
+
+}

_config.yml

@@ -0,0 +1 @@
+theme: jekyll-theme-leap-day

test-file.md

@@ -1,4 +1,4 @@
 # Title
 
 [link1](https://something.com)
-[link2](some-thing.html)
+[link2](some-thing.html)

testBracket.md

@@ -0,0 +1,3 @@
+# CSE15L
+
+[back](https://angeliazddl.github.io/markdown-parser/) [

testImage.md

@@ -0,0 +1,3 @@
+# CSE15L
+
+![Sunset](sunset.jpg)

testParen.md

@@ -0,0 +1,5 @@
+# CSE15L
+
+[link]()
+
+[back](https://angeliazddl.github.io/markdown-parser/)