From 4045e8eb8ca8c8dc534b7f0fd69953a839ca801a Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Tue, 6 May 2014 20:29:05 -0400
Subject: core: Add a Priority class for loosely coupled, infinitely divisible
 weights.

---
 .../com/tavianator/sangria/core/PriorityTest.java  | 100 +++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 sangria-core/src/test/java/com/tavianator/sangria/core/PriorityTest.java

(limited to 'sangria-core/src/test')

diff --git a/sangria-core/src/test/java/com/tavianator/sangria/core/PriorityTest.java b/sangria-core/src/test/java/com/tavianator/sangria/core/PriorityTest.java
new file mode 100644
index 0000000..7d90f57
--- /dev/null
+++ b/sangria-core/src/test/java/com/tavianator/sangria/core/PriorityTest.java
@@ -0,0 +1,100 @@
+/****************************************************************************
+ * Sangria                                                                  *
+ * Copyright (C) 2014 Tavian Barnes <tavianator@tavianator.com>             *
+ *                                                                          *
+ * Licensed under the Apache License, Version 2.0 (the "License");          *
+ * you may not use this file except in compliance with the License.         *
+ * You may obtain a copy of the License at                                  *
+ *                                                                          *
+ * http://www.apache.org/licenses/LICENSE-2.0                               *
+ *                                                                          *
+ * Unless required by applicable law or agreed to in writing, software      *
+ * distributed under the License is distributed on an "AS IS" BASIS,        *
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
+ * See the License for the specific language governing permissions and      *
+ * limitations under the License.                                           *
+ ****************************************************************************/
+
+package com.tavianator.sangria.core;
+
+import java.util.*;
+
+import org.junit.Test;
+
+import static org.hamcrest.Matchers.*;
+import static org.junit.Assert.*;
+
+/**
+ * Tests for {@link Priority}s.
+ *
+ * @author Tavian Barnes (tavianator@tavianator.com)
+ * @version 1.1
+ * @since 1.1
+ */
+public class PriorityTest {
+    private final Priority defaultPriority = Priority.getDefault();
+    private final Priority one = Priority.create(1);
+    private final Priority oneTwo = Priority.create(1, 2);
+    private final Priority two = Priority.create(2);
+
+    @Test
+    public void testOrdering() {
+        List<Priority> list = Arrays.asList(
+                defaultPriority.next(),
+                two,
+                oneTwo.next(),
+                oneTwo,
+                two.next(),
+                defaultPriority,
+                defaultPriority.next().next(),
+                one,
+                one.next());
+        Collections.sort(list);
+        assertThat(list, contains(
+                defaultPriority,
+                defaultPriority.next(),
+                defaultPriority.next().next(),
+                one,
+                one.next(),
+                oneTwo,
+                oneTwo.next(),
+                two,
+                two.next()));
+
+        assertThat(defaultPriority, equalTo(Priority.getDefault()));
+        assertThat(defaultPriority.next(), equalTo(Priority.getDefault().next()));
+        assertThat(defaultPriority, not(equalTo(Priority.getDefault().next())));
+
+        assertThat(one, equalTo(Priority.create(1)));
+        assertThat(oneTwo, equalTo(Priority.create(1, 2)));
+        assertThat(two, equalTo(Priority.create(2)));
+
+        assertThat(oneTwo.hashCode(), equalTo(Priority.create(1, 2).hashCode()));
+    }
+
+    @Test
+    public void testIsDefault() {
+        assertThat(defaultPriority.isDefault(), is(true));
+        assertThat(defaultPriority.next().isDefault(), is(true));
+
+        assertThat(one.isDefault(), is(false));
+        assertThat(oneTwo.isDefault(), is(false));
+        assertThat(two.isDefault(), is(false));
+        assertThat(two.next().isDefault(), is(false));
+    }
+
+    @Test
+    public void testToString() {
+        assertThat(Priority.getDefault().toString(), equalTo("Priority.getDefault()"));
+        assertThat(Priority.getDefault().next().toString(), equalTo("Priority.getDefault().next(1)"));
+        assertThat(Priority.getDefault().next().next().toString(), equalTo("Priority.getDefault().next(2)"));
+
+        assertThat(Priority.create(1).toString(), equalTo("Priority.create(1)"));
+        assertThat(Priority.create(1).next().toString(), equalTo("Priority.create(1).next(1)"));
+        assertThat(Priority.create(1).next().next().toString(), equalTo("Priority.create(1).next(2)"));
+
+        assertThat(Priority.create(1, 2).toString(), equalTo("Priority.create(1, 2)"));
+        assertThat(Priority.create(1, 2).next().toString(), equalTo("Priority.create(1, 2).next(1)"));
+        assertThat(Priority.create(1, 2).next().next().toString(), equalTo("Priority.create(1, 2).next(2)"));
+    }
+}
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