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[Pojomatic-commits] SF.net SVN: pojomatic:[135] branches/TestUtils/PojomaticTestUtils
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From: <chr...@us...> - 2009-08-20 05:37:37
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Revision: 135
http://pojomatic.svn.sourceforge.net/pojomatic/?rev=135&view=rev
Author: chriswhansen
Date: 2009-08-20 05:37:29 +0000 (Thu, 20 Aug 2009)
Log Message:
-----------
Initial implementation of assertEqualsWithDiff() methods including JUnit-style and TestNG-style.
Added Paths:
-----------
branches/TestUtils/PojomaticTestUtils/.classpath
branches/TestUtils/PojomaticTestUtils/.project
branches/TestUtils/PojomaticTestUtils/.settings/
branches/TestUtils/PojomaticTestUtils/.settings/org.eclipse.jdt.core.prefs
branches/TestUtils/PojomaticTestUtils/.settings/org.maven.ide.eclipse.prefs
branches/TestUtils/PojomaticTestUtils/pom.xml
branches/TestUtils/PojomaticTestUtils/src/
branches/TestUtils/PojomaticTestUtils/src/main/
branches/TestUtils/PojomaticTestUtils/src/main/java/
branches/TestUtils/PojomaticTestUtils/src/main/java/org/
branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/
branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/junit/
branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/junit/PojomaticAssert.java
branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/test/
branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/test/AssertUtils.java
branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/testng/
branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/testng/PojomaticAssert.java
branches/TestUtils/PojomaticTestUtils/src/test/
branches/TestUtils/PojomaticTestUtils/src/test/java/
branches/TestUtils/PojomaticTestUtils/src/test/java/org/
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/junit/
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/junit/PojomaticAssertTest.java
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/AssertTest.java
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/AssertUtilsTest.java
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/Container.java
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/OnlyPojomaticEqual.java
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/testng/
branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/testng/PojomaticAssertTest.java
Property Changed:
----------------
branches/TestUtils/PojomaticTestUtils/
Property changes on: branches/TestUtils/PojomaticTestUtils
___________________________________________________________________
Added: svn:ignore
+ target
Added: branches/TestUtils/PojomaticTestUtils/.classpath
===================================================================
--- branches/TestUtils/PojomaticTestUtils/.classpath (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/.classpath 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+ <classpathentry kind="src" output="target/classes" path="src/main/java"/>
+ <classpathentry kind="src" output="target/test-classes" path="src/test/java"/>
+ <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5"/>
+ <classpathentry kind="con" path="org.maven.ide.eclipse.MAVEN2_CLASSPATH_CONTAINER"/>
+ <classpathentry kind="output" path="target/classes"/>
+</classpath>
Added: branches/TestUtils/PojomaticTestUtils/.project
===================================================================
--- branches/TestUtils/PojomaticTestUtils/.project (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/.project 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+ <name>PojomaticTestUtils</name>
+ <comment></comment>
+ <projects>
+ </projects>
+ <buildSpec>
+ <buildCommand>
+ <name>org.eclipse.jdt.core.javabuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>org.eclipse.iam.jdt.core.mavenIncrementalBuilder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ <buildCommand>
+ <name>org.maven.ide.eclipse.maven2Builder</name>
+ <arguments>
+ </arguments>
+ </buildCommand>
+ </buildSpec>
+ <natures>
+ <nature>org.maven.ide.eclipse.maven2Nature</nature>
+ <nature>org.eclipse.iam.jdt.core.mavenNature</nature>
+ <nature>org.eclipse.jdt.core.javanature</nature>
+ </natures>
+</projectDescription>
Added: branches/TestUtils/PojomaticTestUtils/.settings/org.eclipse.jdt.core.prefs
===================================================================
--- branches/TestUtils/PojomaticTestUtils/.settings/org.eclipse.jdt.core.prefs (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/.settings/org.eclipse.jdt.core.prefs 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,12 @@
+#Thu Aug 06 23:32:41 MDT 2009
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
+org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.debug.lineNumber=generate
+org.eclipse.jdt.core.compiler.debug.localVariable=generate
+org.eclipse.jdt.core.compiler.debug.sourceFile=generate
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.source=1.5
Added: branches/TestUtils/PojomaticTestUtils/.settings/org.maven.ide.eclipse.prefs
===================================================================
--- branches/TestUtils/PojomaticTestUtils/.settings/org.maven.ide.eclipse.prefs (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/.settings/org.maven.ide.eclipse.prefs 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,9 @@
+#Thu Aug 06 23:37:24 MDT 2009
+activeProfiles=
+eclipse.preferences.version=1
+fullBuildGoals=process-test-resources
+includeModules=false
+resolveWorkspaceProjects=true
+resourceFilterGoals=process-resources resources\:testResources
+skipCompilerPlugin=true
+version=1
Added: branches/TestUtils/PojomaticTestUtils/pom.xml
===================================================================
--- branches/TestUtils/PojomaticTestUtils/pom.xml (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/pom.xml 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,40 @@
+<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>org.pojomatic</groupId>
+ <artifactId>pojomatic-test-utils</artifactId>
+ <packaging>jar</packaging>
+ <version>1.0-SNAPSHOT</version>
+ <name>pojomatic-test-utils</name>
+ <url>http://maven.apache.org</url>
+
+ <dependencies>
+ <!-- TODO move this to a common parent pom -->
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <version>4.6</version>
+ <scope>test</scope>
+ </dependency>
+ <dependency>
+ <!-- TODO move this to a common parent pom -->
+ <groupId>org.pojomatic</groupId>
+ <artifactId>pojomatic</artifactId>
+ <version>TestUtils-SNAPSHOT</version>
+ </dependency>
+ </dependencies>
+
+ <build>
+ <plugins>
+ <!-- TODO move this to a common parent pom -->
+ <plugin>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <version>2.0.2</version>
+ <configuration>
+ <source>1.5</source>
+ <target>1.5</target>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
Added: branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/junit/PojomaticAssert.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/junit/PojomaticAssert.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/junit/PojomaticAssert.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,42 @@
+package org.pojomatic.junit;
+
+import org.pojomatic.Pojomatic;
+import org.pojomatic.test.AssertUtils;
+
+/**
+ * Pojomatic-related JUnit-style assertion methods useful for writing tests.
+ * @see org.junit.Assert
+ */
+public class PojomaticAssert {
+
+ /**
+ * Asserts that two possibly {@code null} objects are equal according to
+ * {@link Object#equals(Object)}. If not, the differences,
+ * via {@link Pojomatic#diff(Object, Object)}, are included in the failure message.
+ *
+ * @param expected the expected object
+ * @param actual the object which should be tested to equal the expected object
+ * @throws AssertionError if the objects are not equal, with details of the differences
+ * included in the message
+ * @see #assertEqualsWithDiff(Object, Object, String)
+ */
+ public static void assertEqualsWithDiff(Object expected, Object actual) {
+ assertEqualsWithDiff(expected, actual, null);
+ }
+
+ /**
+ * Asserts that two possibly {@code null} objects are equal according to
+ * {@link Object#equals(Object)}. If not, the differences,
+ * via {@link Pojomatic#diff(Object, Object)}, are included in the failure message.
+ *
+ * @param expected the expected object
+ * @param actual the object which should be tested to equal the expected object
+ * @throws AssertionError if the objects are not equal, with details of the differences
+ * included in the message
+ */
+ public static void assertEqualsWithDiff(Object expected, Object actual, String message) {
+ AssertUtils.assertEquals(message, expected, actual);
+ }
+
+ private PojomaticAssert() {}
+}
Added: branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/test/AssertUtils.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/test/AssertUtils.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/test/AssertUtils.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,55 @@
+package org.pojomatic.test;
+
+import org.pojomatic.Pojomatic;
+import org.pojomatic.diff.Differences;
+
+/**
+ * This class is not meant to be a part of the public API.
+ */
+public class AssertUtils {
+
+ /**
+ * Determines if two possibly {@code null} objects are equal.
+ *
+ * @return {@code true} if both objects are null,
+ * or {@code first} is non-null and {@code first.equals(second)},
+ * {@code false} otherwise
+ * @see Object#equals(Object)
+ */
+ public static boolean equal(Object first, Object second) {
+ if (first == null && second == null) {
+ return true;
+ }
+ if (first != null && first.equals(second)) {
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Asserts that the objects are equal via {@link #equal(Object, Object)}.
+ *
+ * @param message the message to add if the assertion fails
+ * @param first will be displayed first if the assertion fails
+ * @param second will be displayed second if the assertion fails
+ * @throws AssertionError if the objects are not equal. {@link AssertionError#getMessage()} will
+ * include information about the differences
+ */
+ public static void assertEquals(String message, Object first, Object second) {
+ if (!equal(first, second)) {
+ throw new AssertionError(buildMessage(message, Pojomatic.diff(first, second)));
+ }
+ }
+
+ private static String buildMessage(String message, Differences differences) {
+ String formatted = "";
+ if (message != null) {
+ formatted = message + " ";
+ }
+
+ return formatted + differences.toString();
+ }
+
+ private AssertUtils() {}
+
+}
Added: branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/testng/PojomaticAssert.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/testng/PojomaticAssert.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/main/java/org/pojomatic/testng/PojomaticAssert.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,44 @@
+package org.pojomatic.testng;
+
+import org.pojomatic.Pojomatic;
+import org.pojomatic.test.AssertUtils;
+
+/**
+ * Pojomatic-related TestNG-style assertion methods useful for writing tests.
+ * @see org.testng.Assert
+ */
+public class PojomaticAssert {
+
+ /**
+ * Asserts that two possibly {@code null} objects are equal according to
+ * {@link Object#equals(Object)}. If not, the differences,
+ * via {@link Pojomatic#diff(Object, Object)}, are included in the failure message.
+ *
+ * @param expected the expected object
+ * @param actual the object which should be tested to equal the expected object
+ * @throws AssertionError if the objects are not equal, with details of the differences
+ * included in the message
+ * @see #assertEqualsWithDiff(Object, Object, String)
+ */
+ public static void assertEqualsWithDiff(Object actual, Object expected) {
+ assertEqualsWithDiff(actual, expected, null);
+ }
+
+ /**
+ * Asserts that two possibly {@code null} objects are equal according to
+ * {@link Object#equals(Object)}. If not, the differences,
+ * via {@link Pojomatic#diff(Object, Object)}, are included in the failure message.
+ *
+ * @param expected the expected object
+ * @param actual the object which should be tested to equal the expected object
+ * @param message an optional message provided along with the diff if the objects are not equal
+ * @throws AssertionError if the objects are not equal, with details of the differences
+ * included in the message
+ */
+ public static void assertEqualsWithDiff(Object actual, Object expected, String message) {
+ //the arguments are passed as follows according to display order for a potential error message
+ AssertUtils.assertEquals(message, expected, actual);
+ }
+
+ private PojomaticAssert() {}
+}
Added: branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/junit/PojomaticAssertTest.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/junit/PojomaticAssertTest.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/junit/PojomaticAssertTest.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,12 @@
+package org.pojomatic.junit;
+
+import org.pojomatic.test.AssertTest;
+
+public class PojomaticAssertTest extends AssertTest {
+
+ @Override
+ protected void performAssertEquals(Object first, Object second) {
+ PojomaticAssert.assertEqualsWithDiff(first, second);
+ }
+
+}
Added: branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/AssertTest.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/AssertTest.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/AssertTest.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,92 @@
+package org.pojomatic.test;
+
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Test;
+import org.pojomatic.Pojomatic;
+import org.pojomatic.junit.PojomaticAssert;
+
+/**
+ * Tests assertion methods such as assertEquals(Object, Object) for correctness of assertions.
+ */
+public abstract class AssertTest {
+
+ /**
+ * Only the unit under test should throw {@link AssertionError}, so no assertions are allowed
+ * within the implementation of this method.
+ *
+ * @param first the object which should appear first if the assertion fails. Note that this
+ * could be either "expected" or "actual".
+ * @param second the object which should appear second if the assertion fails. Note that this
+ * could be either "expected" or "actual".
+ */
+ protected abstract void performAssertEquals(Object first, Object second);
+
+ @Test
+ public final void assertEqualsBothNull() {
+ performAssertEquals(null, null);
+ }
+
+ @Test(expected=AssertionError.class)
+ public final void assertEqualsNullExpected() {
+ performAssertEquals(null, new Container(null));
+ }
+
+ @Test(expected=AssertionError.class)
+ public final void assertEqualsNullActual() {
+ performAssertEquals(new Container(null), null);
+ }
+
+ /**
+ * Tests that {@link PojomaticAssert#assertEqualsWithDiff(Object, Object)}
+ * uses {@link Object#equals(Object)} instead of {@link Pojomatic#equals(Object, Object)}.
+ */
+ @Test(expected=AssertionError.class)
+ public final void assertEqualsViaInheritedEquals() {
+ //create objects which are never equal via Object.equals(Object), but are equal via
+ //Pojomatic.equals(Object, Object)
+ OnlyPojomaticEqual first = new OnlyPojomaticEqual();
+ OnlyPojomaticEqual second = new OnlyPojomaticEqual();
+
+ performAssertEquals(first, second);
+ }
+
+ @Test
+ public final void assertEqualsMessagingOrder() {
+ String first = "foo";
+ String second = "bar";
+ try {
+ performAssertEquals(new Container(first), new Container(second));
+ }
+ catch (AssertionError e) {
+ //expected, check the message
+ assertAppearanceOrder(e.getMessage(), first, second);
+ }
+ }
+
+ /**
+ * Asserts that {@code first} appears before {@code second} in {@code text}.
+ *
+ * @param text must contain both {@code first} and {@code second}
+ * @param first cannot be {@code null}
+ * @param second cannot be {@code null}
+ * @throws NullPointerException if {@code first} or {@code second} is {@code null}
+ * @throws IllegalArgumentException if {@code text} does not contain both
+ * {@code first} and {@code second}
+ */
+ protected final void assertAppearanceOrder(String text, String first, String second) {
+ if (first == null || second == null) {
+ throw new NullPointerException();
+ }
+ int firstIndex = text.indexOf(first);
+ int secondIndex = text.indexOf(second);
+ if (firstIndex < 0 || secondIndex < 0) {
+ throw new IllegalArgumentException("The string \"" + text + "\" does not conatin " +
+ "both \"" + first + "\" and \"" + second + "\"");
+ }
+ String message = "In the string \"" + text + "\", " +
+ "\"" + first + "\" should come before \"" + second + "\"";
+ assertTrue(message, firstIndex < secondIndex);
+ }
+
+}
Added: branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/AssertUtilsTest.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/AssertUtilsTest.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/AssertUtilsTest.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,40 @@
+package org.pojomatic.test;
+
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+
+public class AssertUtilsTest extends AssertTest {
+
+ @Override
+ protected void performAssertEquals(Object first, Object second) {
+ AssertUtils.assertEquals(null, first, second);
+ }
+
+ @Test
+ public void testEquals() {
+ assertTrue(AssertUtils.equal(new Container(""), new Container("")));
+ }
+
+ @Test
+ public void testEqualsReflexive() {
+ Container instance = new Container("");
+ assertTrue(AssertUtils.equal(instance, instance));
+ }
+
+ @Test
+ public void testEqualsBothNull() {
+ assertTrue(AssertUtils.equal(null, null));
+ }
+
+ @Test
+ public void testEqualsNullFirst() {
+ assertFalse(AssertUtils.equal(null, new Container(null)));
+ }
+
+ @Test
+ public void testEqualsNullSecond() {
+ assertFalse(AssertUtils.equal(new Container(null), null));
+ }
+
+}
Added: branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/Container.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/Container.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/Container.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,37 @@
+package org.pojomatic.test;
+
+import org.pojomatic.Pojomatic;
+import org.pojomatic.annotations.AutoProperty;
+
+/**
+ * Simple one-object container for use in tests.
+ */
+@AutoProperty
+public class Container {
+
+ private final Object test;
+
+ public Container(Object test) {
+ this.test = test;
+ }
+
+ public Object getTest() {
+ return test;
+ }
+
+ @Override
+ public int hashCode() {
+ return Pojomatic.hashCode(this);
+ }
+
+ @Override
+ public String toString() {
+ return Pojomatic.toString(this);
+ }
+
+ @Override
+ public boolean equals(Object o) {
+ return Pojomatic.equals(this, o);
+ }
+
+}
Added: branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/OnlyPojomaticEqual.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/OnlyPojomaticEqual.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/test/OnlyPojomaticEqual.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,23 @@
+package org.pojomatic.test;
+
+import org.pojomatic.Pojomatic;
+import org.pojomatic.annotations.AutoProperty;
+
+/**
+ * Class where every instance is equal via {@link Pojomatic#equals(Object, Object)}, but never
+ * by {@code this.equals(other)}.
+ */
+@AutoProperty
+public class OnlyPojomaticEqual {
+ @SuppressWarnings("unused")
+ private final int number = 3;
+
+ @Override
+ public boolean equals(Object obj) {
+ //cannot assert because only the unit under test should throw AssertionError
+ if (!Pojomatic.equals(this, obj)) {
+ throw new IllegalStateException("Invariant violated");
+ }
+ return false;
+ }
+}
Added: branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/testng/PojomaticAssertTest.java
===================================================================
--- branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/testng/PojomaticAssertTest.java (rev 0)
+++ branches/TestUtils/PojomaticTestUtils/src/test/java/org/pojomatic/testng/PojomaticAssertTest.java 2009-08-20 05:37:29 UTC (rev 135)
@@ -0,0 +1,13 @@
+package org.pojomatic.testng;
+
+import org.pojomatic.test.AssertTest;
+
+public class PojomaticAssertTest extends AssertTest {
+
+ @Override
+ protected void performAssertEquals(Object first, Object second) {
+ //in TestNG, the arguments are included in any failure message in reverse order
+ PojomaticAssert.assertEqualsWithDiff(second, first);
+ }
+
+}
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