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junit: ComparisonDetails should be extracted from org.junit.ComparisonFailure the same way it is done for junit.framework.ComparisonFailure (IDEA-57880)

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This commit is contained in:
anna
2010-10-26 12:19:37 +04:00
parent 950399fc9b
commit 84753ae74b
1 changed files with 29 additions and 21 deletions
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plugins/junit_rt/src/com/intellij/rt/execution/junit/ComparisonDetailsExtractor.java
+29 -21
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@@ -21,27 +21,35 @@ import com.intellij.rt.execution.junit.states.PoolOfTestStates;
import junit.framework.ComparisonFailure;
import java.lang.reflect.Field;
import java.util.HashMap;
import java.util.Map;
/**
* @noinspection HardCodedStringLiteral
*/
public class ComparisonDetailsExtractor extends ExceptionPacketFactory {
private static Field EXPECTED_FIELD = null;
private static Field ACTUAL_FIELD = null;
private static Map EXPECTED = new HashMap();
private static Map ACTUAL = new HashMap();
protected String myActual = "";
protected String myExpected = "";
static {
try {
Class exceptionClass = ComparisonFailure.class;
exceptionClass.getDeclaredField("fExpected");
EXPECTED_FIELD = exceptionClass.getDeclaredField("fExpected");
EXPECTED_FIELD.setAccessible(true);
ACTUAL_FIELD = exceptionClass.getDeclaredField("fActual");
ACTUAL_FIELD.setAccessible(true);
init(ComparisonFailure.class);
init(org.junit.ComparisonFailure.class);
} catch (Throwable e) {}
}
private static void init(Class exceptionClass) throws NoSuchFieldException {
final Field expectedField = exceptionClass.getDeclaredField("fExpected");
expectedField.setAccessible(true);
EXPECTED.put(exceptionClass, expectedField);
final Field actualField = exceptionClass.getDeclaredField("fActual");
actualField.setAccessible(true);
ACTUAL.put(exceptionClass, actualField);
}
public ComparisonDetailsExtractor(Throwable assertion, String expected, String actual) {
super(PoolOfTestStates.COMPARISON_FAILURE, assertion);
myActual = actual;
@@ -58,29 +66,29 @@ public class ComparisonDetailsExtractor extends ExceptionPacketFactory {
}
public static String getActual(Throwable assertion) throws IllegalAccessException, NoSuchFieldException {
return get(assertion, ACTUAL, "fActual");
}
public static String getExpected(Throwable assertion) throws IllegalAccessException, NoSuchFieldException {
return get(assertion, EXPECTED, "fExpected");
}
private static String get(final Throwable assertion, final Map staticMap, final String fieldName) throws IllegalAccessException, NoSuchFieldException {
String actual;
if (assertion instanceof ComparisonFailure) {
actual = (String)ACTUAL_FIELD.get(assertion);
actual = (String)((Field)staticMap.get(ComparisonFailure.class)).get(assertion);
}
else if (assertion instanceof org.junit.ComparisonFailure) {
actual = (String)((Field)staticMap.get(org.junit.ComparisonFailure.class)).get(assertion);
}
else {
Field field = assertion.getClass().getDeclaredField("fActual");
Field field = assertion.getClass().getDeclaredField(fieldName);
field.setAccessible(true);
actual = (String)field.get(assertion);
}
return actual;
}
public static String getExpected(Throwable assertion) throws IllegalAccessException, NoSuchFieldException {
if (assertion instanceof ComparisonFailure) {
return (String)EXPECTED_FIELD.get(assertion);
}
else {
Field field = assertion.getClass().getDeclaredField("fExpected");
field.setAccessible(true);
return (String)field.get(assertion);
}
}
public static ExceptionPacketFactory create(Throwable assertion, final String expected, String actual) {
return new ComparisonDetailsExtractor(assertion, expected, actual);
}