JetPsiCheckerTest and its testdata moved back to plugin tests

idea/testData/checker/MultipleBounds.jet

@@ -0,0 +1,72 @@
+namespace Jet87
+
+open class A() {
+  fun foo() : Int = 1
+}
+
+trait B {
+  fun bar() : Double = 1.0;
+}
+
+class C() : A(), B
+
+class D() {
+  class object : A(), B {}
+}
+
+class Test1<T : A>()
+  where
+    T : B,
+    <error>B</error> : T, // error
+    class object T : A,
+    class object T : B,
+    class object <error>B</error> : T
+  {
+
+  fun test(t : T) {
+    T.foo()
+    T.bar()
+    t.foo()
+    t.bar()
+  }
+}
+
+fun test() {
+  Test1<<error>B</error>>()
+  Test1<<error>A</error>>()
+  Test1<C>()
+}
+
+class Foo() {}
+
+class Bar<T : <warning>Foo</warning>>
+
+class Buzz<T> where T : <warning>Bar<<error>Int</error>></warning>, T : <error>nioho</error>
+
+class X<T : <warning>Foo</warning>>
+class Y<<error>T</error> : <warning>Foo</warning>> where T : <warning>Bar<Foo></warning>
+
+fun <T : A> test2(t : T)
+  where
+    T : B,
+    <error>B</error> : T,
+    class object <error>B</error> : T,
+    class object T : B,
+    class object T : A
+{
+  T.foo()
+  T.bar()
+  t.foo()
+  t.bar()
+}
+
+val t1 = test2<<error>A</error>>(A())
+val t2 = test2<<error>B</error>>(C())
+val t3 = test2<C>(C())
+
+class Test<<error>T</error>>
+  where
+    class object T : <error>Foo</error>,
+    class object T : A {}
+
+val <T, B : T> x : Int = 0