Add some testing

By: Erik Broes <erikbroes@grum.nl>

paper-api/src/test/java/org/bukkit/MaterialTest.java

@@ -0,0 +1,82 @@
+package org.bukkit;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.CoreMatchers.isA;
+import static org.hamcrest.CoreMatchers.nullValue;
+import static org.junit.Assert.assertThat;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+
+public class MaterialTest {
+    @Test
+    public void getByName() {
+        for (Material material : Material.values()) {
+            assertThat(Material.getMaterial(material.toString()), is(material));
+        }
+    }
+
+    @Test
+    public void getById() {
+        for (Material material : Material.values()) {
+            assertThat(Material.getMaterial(material.getId()), is(material));
+        }
+    }
+
+    @Test
+    public void isBlock() {
+        for (Material material : Material.values()) {
+            if (material.getId() > 255) continue;
+
+            assertTrue(String.format("[%d] %s", material.getId(), material.toString()), material.isBlock());
+        }
+    }
+
+    @Test
+    public void getByOutOfRangeId() {
+        assertThat(Material.getMaterial(Integer.MAX_VALUE), is(nullValue()));
+    }
+
+    @Test
+    public void getByNameNull() {
+        assertThat(Material.getMaterial(null), is(nullValue()));
+    }
+
+    // [EB]: gawd we need better code >.>
+    @SuppressWarnings({ "unchecked", "rawtypes" })
+    @Test
+    public void getData() {
+        for (Material material : Material.values()) {
+            Class clazz = material.getData();
+
+            assertThat(material.getNewData((byte) 0), isA(clazz));
+        }
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void matchMaterialByNull() {
+        Material.matchMaterial(null);
+    }
+
+    @Test
+    public void matchMaterialById() {
+        for (Material material : Material.values()) {
+            assertThat(Material.matchMaterial(String.valueOf(material.getId())), is(material));
+        }
+    }
+
+    @Test
+    public void matchMaterialByName() {
+        for (Material material : Material.values()) {
+            assertThat(Material.matchMaterial(material.toString()), is(material));
+        }
+    }
+
+    @Test
+    public void matchMaterialByLowerCaseAndSpaces() {
+        for (Material material : Material.values()) {
+            String name = material.toString().replaceAll("_", " ").toLowerCase();
+            assertThat(Material.matchMaterial(name), is(material));
+        }
+    }
+}