Move blackBoxFile() testData to box/ directory

Delete all test methods (and empty test classes), since they'll be
auto-generated

compiler/tests/org/jetbrains/jet/codegen/PatternMatchingTest.java

@@ -68,22 +68,6 @@ public class PatternMatchingTest extends CodegenTestCase {
         assertEquals("something", foo.invoke(null, 19));
     }
 
-    public void testIs() {
-        blackBoxFile("patternMatching/is.kt");
-    }
-
-    public void testRange() {
-        blackBoxFile("patternMatching/range.kt");
-    }
-
-    public void testLongInRange() {
-        blackBoxFile("patternMatching/longInRange.kt");
-    }
-
-    public void testWhenArgumentIsEvaluatedOnlyOnce() {
-        blackBoxFile("patternMatching/whenArgumentIsEvaluatedOnlyOnce.kt");
-    }
-
     public void testRangeChar() throws Exception {
         loadFile();
         Method foo = generateFunction();
@@ -110,10 +94,6 @@ public class PatternMatchingTest extends CodegenTestCase {
         assertEquals("something", foo.invoke(null, "C#"));
     }
 
-    public void testCallProperty() {
-        blackBoxFile("patternMatching/callProperty.kt");
-    }
-
     public void testMultipleConditions() throws Exception {
         loadText("fun foo(x: Any) = when(x) { 0, 1 -> \"bit\"; else -> \"something\" }");
         Method foo = generateFunction();
@@ -121,20 +101,4 @@ public class PatternMatchingTest extends CodegenTestCase {
         assertEquals("bit", foo.invoke(null, 1));
         assertEquals("something", foo.invoke(null, 2));
     }
-
-    public void testNullableWhen() {
-        blackBoxFile("patternMatching/nullableWhen.kt");
-    }
-
-    public void testKt2466() {
-        blackBoxFile("patternMatching/kt2466.kt");
-    }
-
-    public void testMatchNotNullAgainstNullable() {
-        blackBoxFile("patternMatching/matchNotNullAgainstNullable.kt");
-    }
-
-    public void testKt2457() {
-        blackBoxFile("regressions/kt2457.kt");
-    }
 }