Initial Commit

java/pangram/src/main/java/Pangrams.java

@@ -0,0 +1,27 @@
+import java.util.*;
+
+/**
+ * Pangram lets you know if a string is a Pangram
+ * (contains all letters in the alphabet)
+ */
+public class Pangrams {
+  public static boolean isPangram(String test) {
+    char ch = 'a';
+    char[] strBytes = test.toLowerCase().toCharArray();
+    for(int i = 0; i < 26; i++) {
+      boolean foundChar = false;
+      for(int j = 0; j < strBytes.length; j++) {
+        if(strBytes[j] == ch) {
+          foundChar = true;
+          break;
+        }
+      }
+      ch++;
+      if(foundChar) {
+        continue;
+      }
+      return false;
+    }
+    return true;
+  }
+}

java/pangram/src/test/java/PangramTest.java

@@ -0,0 +1,33 @@
+import org.junit.Test;
+
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.assertFalse;
+
+public class PangramTest {
+
+    @Test
+    public void emptySentence() {
+        assertFalse(Pangrams.isPangram(""));
+    }
+
+    @Test
+    public void testLowercasePangram() {
+        assertTrue(Pangrams.isPangram("the quick brown fox jumps over the lazy dog"));
+    }
+
+    @Test
+    public void missingCharacterX() {
+        assertFalse(Pangrams.isPangram("a quick movement of the enemy will jeopardize five gunboats"));
+    }
+
+    @Test
+    public void mixedCaseAndPunctuation() {
+        assertTrue(Pangrams.isPangram("\"Five quacking Zephyrs jolt my wax bed.\""));
+    }
+
+    @Test
+    public void nonAsciiCharacters() {
+        assertTrue(Pangrams.isPangram("Victor jagt zwölf Boxkämpfer quer über den großen Sylter Deich."));
+    }
+
+}