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authorTavian Barnes <tavianator@tavianator.com>2014-04-01 18:14:22 -0400
committerTavian Barnes <tavianator@tavianator.com>2014-04-01 18:23:46 -0400
commit6bc45fd509a55b0b003a4e004335ac2d3e91377d (patch)
treeffbc824eeb23ebac693ca7c2035b852b39212515
downloadsangria-6bc45fd509a55b0b003a4e004335ac2d3e91377d.tar.xz
Add sangria-core module.
-rw-r--r--.gitignore7
-rw-r--r--COPYING13
-rw-r--r--pom.xml189
-rw-r--r--sangria-core/pom.xml53
-rw-r--r--sangria-core/src/main/java/com/tavianator/sangria/core/DelayedError.java91
-rw-r--r--sangria-core/src/main/java/com/tavianator/sangria/core/PrettyTypes.java75
-rw-r--r--sangria-core/src/main/java/com/tavianator/sangria/core/UniqueAnnotations.java97
-rw-r--r--sangria-core/src/test/java/com/tavianator/sangria/core/DelayedErrorTest.java80
-rw-r--r--sangria-core/src/test/java/com/tavianator/sangria/core/PrettyTypesTest.java66
-rw-r--r--sangria-core/src/test/java/com/tavianator/sangria/core/UniqueAnnotationsTest.java50
10 files changed, 721 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..7c94e1c
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,7 @@
+# Maven
+target/
+libs/
+
+# IntelliJ IDEA
+.idea/
+*.iml
diff --git a/COPYING b/COPYING
new file mode 100644
index 0000000..c6c7def
--- /dev/null
+++ b/COPYING
@@ -0,0 +1,13 @@
+ DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+ Version 2, December 2004
+
+ Copyright (C) 2004 Sam Hocevar <sam@hocevar.net>
+
+ Everyone is permitted to copy and distribute verbatim or modified
+ copies of this license document, and changing it is allowed as long
+ as the name is changed.
+
+ DO WHAT THE FUCK YOU WANT TO PUBLIC LICENSE
+ TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
+
+ 0. You just DO WHAT THE FUCK YOU WANT TO.
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..12f28ae
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,189 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <groupId>com.tavianator</groupId>
+ <artifactId>sangria</artifactId>
+ <version>1.0-SNAPSHOT</version>
+ <packaging>pom</packaging>
+
+ <name>Sangria</name>
+ <description>A collection of Guice extensions</description>
+ <inceptionYear>2014</inceptionYear>
+
+ <developers>
+ <developer>
+ <id>tavianator</id>
+ <name>Tavian Barnes</name>
+ <email>tavianator@tavianator.com</email>
+ <roles>
+ <role>developer</role>
+ </roles>
+ </developer>
+ </developers>
+
+ <scm>
+ <connection>scm:git:git://tavianator.com/sangria.git</connection>
+ <url>http://tavianator.com/sangria</url>
+ </scm>
+
+ <prerequisites>
+ <maven>3.0</maven>
+ </prerequisites>
+
+ <properties>
+ <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+ </properties>
+
+ <dependencyManagement>
+ <dependencies>
+ <dependency>
+ <groupId>com.tavianator</groupId>
+ <artifactId>sangria-core</artifactId>
+ <version>1.0-SNAPSHOT</version>
+ </dependency>
+
+ <dependency>
+ <groupId>com.google.inject</groupId>
+ <artifactId>guice</artifactId>
+ <version>4.0-beta4</version>
+ </dependency>
+
+ <dependency>
+ <groupId>com.google.inject.extensions</groupId>
+ <artifactId>guice-multibindings</artifactId>
+ <version>4.0-beta4</version>
+ </dependency>
+
+ <dependency>
+ <groupId>com.google.guava</groupId>
+ <artifactId>guava</artifactId>
+ <version>16.0.1</version>
+ </dependency>
+
+ <dependency>
+ <groupId>com.google.code.findbugs</groupId>
+ <artifactId>jsr305</artifactId>
+ <version>2.0.3</version>
+ </dependency>
+
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <version>4.11</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.hamcrest</groupId>
+ <artifactId>hamcrest-integration</artifactId>
+ <version>1.3</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.mockito</groupId>
+ <artifactId>mockito-core</artifactId>
+ <version>1.9.5</version>
+ </dependency>
+ </dependencies>
+ </dependencyManagement>
+
+ <build>
+ <pluginManagement>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <version>3.1</version>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-source-plugin</artifactId>
+ <version>2.2.1</version>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-enforcer-plugin</artifactId>
+ <version>1.3.1</version>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-javadoc-plugin</artifactId>
+ <version>2.9.1</version>
+ </plugin>
+ </plugins>
+ </pluginManagement>
+
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <configuration>
+ <source>1.7</source>
+ <target>1.7</target>
+ <optimize>true</optimize>
+ <compilerArgument>-Xlint:all</compilerArgument>
+ <showWarnings>true</showWarnings>
+ <showDeprecation>true</showDeprecation>
+ </configuration>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-source-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>attach-sources</id>
+ <phase>verify</phase>
+ <goals>
+ <goal>jar-no-fork</goal>
+ </goals>
+ </execution>
+ </executions>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-enforcer-plugin</artifactId>
+ <executions>
+ <execution>
+ <id>enforce</id>
+ <configuration>
+ <rules>
+ <requireUpperBoundDeps/>
+ </rules>
+ </configuration>
+ <goals>
+ <goal>enforce</goal>
+ </goals>
+ </execution>
+ </executions>
+ </plugin>
+ </plugins>
+ </build>
+
+ <reporting>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-javadoc-plugin</artifactId>
+ <reportSets>
+ <reportSet>
+ <id>default</id>
+ <reports>
+ <report>javadoc</report>
+ </reports>
+ </reportSet>
+ </reportSets>
+ </plugin>
+ </plugins>
+ </reporting>
+
+ <modules>
+ <module>sangria-core</module>
+ </modules>
+</project>
diff --git a/sangria-core/pom.xml b/sangria-core/pom.xml
new file mode 100644
index 0000000..d628eee
--- /dev/null
+++ b/sangria-core/pom.xml
@@ -0,0 +1,53 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+ xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <parent>
+ <groupId>com.tavianator</groupId>
+ <artifactId>sangria</artifactId>
+ <version>1.0-SNAPSHOT</version>
+ </parent>
+
+ <artifactId>sangria-core</artifactId>
+ <packaging>jar</packaging>
+ <name>Sangria Core</name>
+ <description>Common code for Sangria</description>
+
+ <dependencies>
+ <dependency>
+ <groupId>com.google.inject</groupId>
+ <artifactId>guice</artifactId>
+ </dependency>
+
+ <dependency>
+ <groupId>com.google.guava</groupId>
+ <artifactId>guava</artifactId>
+ </dependency>
+
+ <dependency>
+ <groupId>com.google.code.findbugs</groupId>
+ <artifactId>jsr305</artifactId>
+ <optional>true</optional>
+ </dependency>
+
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <scope>test</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>org.hamcrest</groupId>
+ <artifactId>hamcrest-integration</artifactId>
+ <scope>test</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>org.mockito</groupId>
+ <artifactId>mockito-core</artifactId>
+ <scope>test</scope>
+ </dependency>
+ </dependencies>
+</project>
diff --git a/sangria-core/src/main/java/com/tavianator/sangria/core/DelayedError.java b/sangria-core/src/main/java/com/tavianator/sangria/core/DelayedError.java
new file mode 100644
index 0000000..4fa9eab
--- /dev/null
+++ b/sangria-core/src/main/java/com/tavianator/sangria/core/DelayedError.java
@@ -0,0 +1,91 @@
+/*********************************************************************
+ * Sangria *
+ * Copyright (C) 2014 Tavian Barnes <tavianator@tavianator.com> *
+ * *
+ * This library is free software. It comes without any warranty, to *
+ * the extent permitted by applicable law. You can redistribute it *
+ * and/or modify it under the terms of the Do What The Fuck You Want *
+ * To Public License, Version 2, as published by Sam Hocevar. See *
+ * the COPYING file or http://www.wtfpl.net/ for more details. *
+ *********************************************************************/
+
+package com.tavianator.sangria.core;
+
+import javax.inject.Inject;
+
+import com.google.common.collect.ImmutableList;
+import com.google.inject.Binder;
+import com.google.inject.CreationException;
+import com.google.inject.Injector;
+import com.google.inject.spi.Message;
+
+/**
+ * Similar to {@link Binder#addError(String, Object...)}, but can be canceled later. Useful for enforcing correct usage
+ * of fluent APIs.
+ *
+ * @author Tavian Barnes (tavianator@tavianator.com)
+ * @version 1.0
+ * @since 1.0
+ */
+public class DelayedError {
+ private Throwable error;
+
+ /**
+ * Create a {@link DelayedError}.
+ *
+ * @param binder The binder to attach the error to.
+ * @param message The format string for the message.
+ * @param args Arguments that will be passed to the format string.
+ * @return A {@link DelayedError} token that can be canceled later.
+ * @see Binder#addError(String, Object...)
+ */
+ public static DelayedError create(Binder binder, String message, Object... args) {
+ return create(binder, new Message(PrettyTypes.format(message, args)));
+ }
+
+ /**
+ * Create a {@link DelayedError}.
+ *
+ * @param binder The binder to attach the error to.
+ * @param t The {@link Throwable} that caused this potential error.
+ * @return A {@link DelayedError} token that can be canceled later.
+ * @see Binder#addError(Throwable)
+ */
+ public static DelayedError create(Binder binder, Throwable t) {
+ DelayedError error = new DelayedError(t);
+ binder.skipSources(DelayedError.class)
+ .requestInjection(error);
+ return error;
+ }
+
+ /**
+ * Create a {@link DelayedError}.
+ *
+ * @param binder The binder to attach the error to.
+ * @param message The error message.
+ * @return A {@link DelayedError} token that can be canceled later.
+ * @see Binder#addError(Message)
+ */
+ public static DelayedError create(Binder binder, Message message) {
+ // Using CreationException allows Guice to extract the Message and format it nicely
+ return create(binder, new CreationException(ImmutableList.of(message)));
+ }
+
+ private DelayedError(Throwable error) {
+ this.error = error;
+ }
+
+ /**
+ * Cancel this error.
+ */
+ public void cancel() {
+ this.error = null;
+ }
+
+ @Inject
+ void inject(Injector injector) throws Throwable {
+ if (error != null) {
+ throw error;
+ }
+ }
+}
diff --git a/sangria-core/src/main/java/com/tavianator/sangria/core/PrettyTypes.java b/sangria-core/src/main/java/com/tavianator/sangria/core/PrettyTypes.java
new file mode 100644
index 0000000..12721a4
--- /dev/null
+++ b/sangria-core/src/main/java/com/tavianator/sangria/core/PrettyTypes.java
@@ -0,0 +1,75 @@
+/*********************************************************************
+ * Sangria *
+ * Copyright (C) 2014 Tavian Barnes <tavianator@tavianator.com> *
+ * *
+ * This library is free software. It comes without any warranty, to *
+ * the extent permitted by applicable law. You can redistribute it *
+ * and/or modify it under the terms of the Do What The Fuck You Want *
+ * To Public License, Version 2, as published by Sam Hocevar. See *
+ * the COPYING file or http://www.wtfpl.net/ for more details. *
+ *********************************************************************/
+
+package com.tavianator.sangria.core;
+
+import com.google.inject.Key;
+
+/**
+ * Utility class for pretty-printing messages containing types.
+ *
+ * @author Tavian Barnes (tavianator@tavianator.com)
+ * @version 1.0
+ * @since 1.0
+ */
+public class PrettyTypes {
+ private PrettyTypes() {
+ // Not for instantiating
+ }
+
+ /**
+ * Format a message.
+ *
+ * @param message The format string.
+ * @param args The format arguments, possibly containing {@link Class} or {@link Key} instances to be
+ * pretty-printed.
+ * @return A formatted message.
+ * @see String#format(String, Object...)
+ */
+ public static String format(String message, Object... args) {
+ // This is like Guice's internal Errors.format()
+ Object[] prettyArgs = new Object[args.length];
+ for (int i = 0; i < args.length; ++i) {
+ Object arg = args[i];
+ Object prettyArg;
+
+ if (arg instanceof Class) {
+ prettyArg = format((Class<?>)arg);
+ } else if (arg instanceof Key) {
+ prettyArg = format((Key<?>)arg);
+ } else {
+ prettyArg = arg;
+ }
+
+ prettyArgs[i] = prettyArg;
+ }
+
+ return String.format(message, prettyArgs);
+ }
+
+ private static String format(Class<?> type) {
+ return type.getCanonicalName();
+ }
+
+ private static String format(Key<?> key) {
+ StringBuilder builder = new StringBuilder(key.getTypeLiteral().toString());
+ if (key.getAnnotationType() != null) {
+ builder.append(" annotated with ");
+ if (key.getAnnotation() != null) {
+ builder.append(key.getAnnotation());
+ } else {
+ builder.append("@")
+ .append(format(key.getAnnotationType()));
+ }
+ }
+ return builder.toString();
+ }
+}
diff --git a/sangria-core/src/main/java/com/tavianator/sangria/core/UniqueAnnotations.java b/sangria-core/src/main/java/com/tavianator/sangria/core/UniqueAnnotations.java
new file mode 100644
index 0000000..bfdfe6b
--- /dev/null
+++ b/sangria-core/src/main/java/com/tavianator/sangria/core/UniqueAnnotations.java
@@ -0,0 +1,97 @@
+/*********************************************************************
+ * Sangria *
+ * Copyright (C) 2014 Tavian Barnes <tavianator@tavianator.com> *
+ * *
+ * This library is free software. It comes without any warranty, to *
+ * the extent permitted by applicable law. You can redistribute it *
+ * and/or modify it under the terms of the Do What The Fuck You Want *
+ * To Public License, Version 2, as published by Sam Hocevar. See *
+ * the COPYING file or http://www.wtfpl.net/ for more details. *
+ *********************************************************************/
+
+package com.tavianator.sangria.core;
+
+import java.lang.annotation.Annotation;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.concurrent.atomic.AtomicLong;
+import javax.inject.Qualifier;
+
+import com.google.common.annotations.VisibleForTesting;
+
+/**
+ * Re-implementation of Guice's internal UniqueAnnotations utility.
+ *
+ * @author Tavian Barnes (tavianator@tavianator.com)
+ * @version 1.0
+ * @since 1.0
+ */
+public class UniqueAnnotations {
+ private static final AtomicLong SEQUENCE = new AtomicLong();
+
+ private UniqueAnnotations() {
+ // Not for instantiating
+ }
+
+ @Retention(RetentionPolicy.RUNTIME)
+ @Qualifier
+ @VisibleForTesting
+ @interface UniqueAnnotation {
+ long value();
+ }
+
+ /**
+ * Actual implementation of {@link UniqueAnnotation}.
+ */
+ @SuppressWarnings("ClassExplicitlyAnnotation")
+ private static class UniqueAnnotationImpl implements UniqueAnnotation {
+ private final long value;
+
+ UniqueAnnotationImpl(long value) {
+ this.value = value;
+ }
+
+ @Override
+ public long value() {
+ return value;
+ }
+
+ public Class<? extends Annotation> annotationType() {
+ return UniqueAnnotation.class;
+ }
+
+ @Override
+ public String toString() {
+ return "@" + UniqueAnnotation.class.getName() + "(value=" + value + ")";
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (obj == this) {
+ return true;
+ } else if (!(obj instanceof UniqueAnnotation)) {
+ return false;
+ }
+
+ UniqueAnnotation other = (UniqueAnnotation)obj;
+ return value == other.value();
+ }
+
+ @Override
+ public int hashCode() {
+ return (127*"value".hashCode()) ^ Long.valueOf(value).hashCode();
+ }
+ }
+
+ /**
+ * @return An {@link Annotation} that will be unequal to every other annotation.
+ */
+ public static Annotation create() {
+ return create(SEQUENCE.getAndIncrement());
+ }
+
+ @VisibleForTesting
+ static Annotation create(long value) {
+ return new UniqueAnnotationImpl(value);
+ }
+}
diff --git a/sangria-core/src/test/java/com/tavianator/sangria/core/DelayedErrorTest.java b/sangria-core/src/test/java/com/tavianator/sangria/core/DelayedErrorTest.java
new file mode 100644
index 0000000..500b314
--- /dev/null
+++ b/sangria-core/src/test/java/com/tavianator/sangria/core/DelayedErrorTest.java
@@ -0,0 +1,80 @@
+/*********************************************************************
+ * Sangria *
+ * Copyright (C) 2014 Tavian Barnes <tavianator@tavianator.com> *
+ * *
+ * This library is free software. It comes without any warranty, to *
+ * the extent permitted by applicable law. You can redistribute it *
+ * and/or modify it under the terms of the Do What The Fuck You Want *
+ * To Public License, Version 2, as published by Sam Hocevar. See *
+ * the COPYING file or http://www.wtfpl.net/ for more details. *
+ *********************************************************************/
+
+package com.tavianator.sangria.core;
+
+import com.google.inject.AbstractModule;
+import com.google.inject.CreationException;
+import com.google.inject.Guice;
+import com.google.inject.Key;
+import com.google.inject.spi.Message;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+import static org.hamcrest.Matchers.*;
+
+/**
+ * Tests for {@link DelayedError}.
+ *
+ * @author Tavian Barnes (tavianator@tavianator.com)
+ * @version 1.0
+ * @since 1.0
+ */
+public class DelayedErrorTest {
+ public @Rule ExpectedException thrown = ExpectedException.none();
+
+ @Test
+ public void testFormatString() {
+ thrown.expect(CreationException.class);
+ thrown.expectMessage("Test java.lang.String");
+
+ // We want the messages from our CreationException to get absorbed into the top-level exception
+ thrown.expectMessage(not(containsString("CreationException")));
+
+ Guice.createInjector(new AbstractModule() {
+ @Override
+ protected void configure() {
+ DelayedError.create(binder(), "Test %s", new Key<String>() { });
+ }
+ });
+ }
+
+ @Test
+ public void testMessage() {
+ thrown.expect(CreationException.class);
+ thrown.expectMessage("the message");
+ thrown.expectMessage("at the source");
+ thrown.expectMessage(not(containsString("CreationException")));
+
+ Guice.createInjector(new AbstractModule() {
+ @Override
+ protected void configure() {
+ DelayedError.create(binder(), new Message("the source", "the message"));
+ }
+ });
+ }
+
+ @Test
+ public void testThrowable() {
+ final Throwable cause = new IllegalStateException();
+
+ thrown.expect(CreationException.class);
+ thrown.expectCause(is(cause));
+
+ Guice.createInjector(new AbstractModule() {
+ @Override
+ protected void configure() {
+ DelayedError.create(binder(), cause);
+ }
+ });
+ }
+}
diff --git a/sangria-core/src/test/java/com/tavianator/sangria/core/PrettyTypesTest.java b/sangria-core/src/test/java/com/tavianator/sangria/core/PrettyTypesTest.java
new file mode 100644
index 0000000..c50163b
--- /dev/null
+++ b/sangria-core/src/test/java/com/tavianator/sangria/core/PrettyTypesTest.java
@@ -0,0 +1,66 @@
+/*********************************************************************
+ * Sangria *
+ * Copyright (C) 2014 Tavian Barnes <tavianator@tavianator.com> *
+ * *
+ * This library is free software. It comes without any warranty, to *
+ * the extent permitted by applicable law. You can redistribute it *
+ * and/or modify it under the terms of the Do What The Fuck You Want *
+ * To Public License, Version 2, as published by Sam Hocevar. See *
+ * the COPYING file or http://www.wtfpl.net/ for more details. *
+ *********************************************************************/
+
+package com.tavianator.sangria.core;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.*;
+import javax.inject.Qualifier;
+
+import com.google.inject.Key;
+import com.google.inject.TypeLiteral;
+import com.google.inject.name.Names;
+import org.junit.Test;
+
+import static org.hamcrest.MatcherAssert.*;
+import static org.hamcrest.Matchers.*;
+
+/**
+ * Tests for {@link PrettyTypes}.
+ *
+ * @author Tavian Barnes (tavianator@tavianator.com)
+ * @version 1.0
+ * @since 1.0
+ */
+public class PrettyTypesTest {
+ @Retention(RetentionPolicy.RUNTIME)
+ @Qualifier
+ private @interface Simple {
+ }
+
+ @Test
+ public void testClasses() {
+ assertThat(PrettyTypes.format("Class is %s", PrettyTypesTest.class),
+ equalTo("Class is com.tavianator.sangria.core.PrettyTypesTest"));
+
+ assertThat(PrettyTypes.format("Class is %s", Simple.class),
+ equalTo("Class is com.tavianator.sangria.core.PrettyTypesTest.Simple"));
+ }
+
+ @Test
+ public void testTypeLiterals() {
+ assertThat(PrettyTypes.format("TypeLiteral is %s", new TypeLiteral<List<String>>() { }),
+ equalTo("TypeLiteral is java.util.List<java.lang.String>"));
+ }
+
+ @Test
+ public void testKeys() {
+ assertThat(PrettyTypes.format("Key is %s", new Key<List<String>>() { }),
+ equalTo("Key is java.util.List<java.lang.String>"));
+
+ assertThat(PrettyTypes.format("Key is %s", new Key<List<String>>(Names.named("test")) { }),
+ equalTo("Key is java.util.List<java.lang.String> annotated with @com.google.inject.name.Named(value=test)"));
+
+ assertThat(PrettyTypes.format("Key is %s", new Key<List<String>>(Simple.class) { }),
+ equalTo("Key is java.util.List<java.lang.String> annotated with @com.tavianator.sangria.core.PrettyTypesTest.Simple"));
+ }
+}
diff --git a/sangria-core/src/test/java/com/tavianator/sangria/core/UniqueAnnotationsTest.java b/sangria-core/src/test/java/com/tavianator/sangria/core/UniqueAnnotationsTest.java
new file mode 100644
index 0000000..f08d834
--- /dev/null
+++ b/sangria-core/src/test/java/com/tavianator/sangria/core/UniqueAnnotationsTest.java
@@ -0,0 +1,50 @@
+/*********************************************************************
+ * Sangria *
+ * Copyright (C) 2014 Tavian Barnes <tavianator@tavianator.com> *
+ * *
+ * This library is free software. It comes without any warranty, to *
+ * the extent permitted by applicable law. You can redistribute it *
+ * and/or modify it under the terms of the Do What The Fuck You Want *
+ * To Public License, Version 2, as published by Sam Hocevar. See *
+ * the COPYING file or http://www.wtfpl.net/ for more details. *
+ *********************************************************************/
+
+package com.tavianator.sangria.core;
+
+import java.lang.annotation.Annotation;
+
+import org.junit.Test;
+
+import static org.hamcrest.Matchers.*;
+import static org.junit.Assert.*;
+
+/**
+ * Tests for {@link UniqueAnnotations}.
+ *
+ * @author Tavian Barnes (tavianator@tavianator.com)
+ * @version 1.0
+ * @since 1.0
+ */
+@UniqueAnnotations.UniqueAnnotation(100)
+public class UniqueAnnotationsTest {
+ @Test
+ public void testUniqueness() {
+ Annotation a1 = UniqueAnnotations.create();
+ Annotation a2 = UniqueAnnotations.create();
+
+ assertThat(a1, equalTo(a1));
+ assertThat(a2, equalTo(a2));
+
+ assertThat(a1, not(equalTo(a2)));
+ assertThat(a2, not(equalTo(a1)));
+ }
+
+ @Test
+ public void testEquality() {
+ Annotation real = getClass().getAnnotation(UniqueAnnotations.UniqueAnnotation.class);
+ Annotation fake = UniqueAnnotations.create(100);
+
+ assertThat(real, equalTo(fake));
+ assertThat(fake, equalTo(real));
+ }
+}