selection after methods chains completion fixed and chain relevance improved

java/java-tests/testData/codeInsight/completion/methodChains/testChainsWithIndependentCallings/TestCompletion.java

@@ -0,0 +1,26 @@
+import java.jang.String;
+
+class PsiManager {
+  public static PsiManager getInstance() {
+    return null;
+  }
+}
+
+interface PsiClass {
+  PsiManager getManager();
+}
+
+interface PsiMethod {
+  PsiClass getContainingClass();
+}
+
+interface PsiMethodCallExpression {
+  PsiMethod resolveMethod();
+}
+
+public class TestCompletion {
+
+  public void method() {
+    PsiManager m = <caret>
+  }
+}

java/java-tests/testData/codeInsight/completion/methodChains/testChainsWithIndependentCallings/TestIndex.java

@@ -0,0 +1,69 @@
+public class TestIndex {
+  public void m1() {
+    //12
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+    PsiManager.getInstance();
+  }
+
+  public void m2(PsiClass psiClass) {
+    //3
+    psiClass.getManager();
+    psiClass.getManager();
+    psiClass.getManager();
+  }
+
+  public void m3(PsiMethod method) {
+    //14
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+    method.getContainingClass();
+  }
+
+  public void m4(PsiMethodCallExpression psiMethodCallExpression) {
+    //5
+    psiMethodCallExpression.resolveMethod();
+    psiMethodCallExpression.resolveMethod();
+    psiMethodCallExpression.resolveMethod();
+    psiMethodCallExpression.resolveMethod();
+    psiMethodCallExpression.resolveMethod();
+  }
+}
+
+class PsiManager {
+  public static PsiManager getInstance() {
+    return null;
+  }
+}
+
+interface PsiClass {
+  PsiManager getManager();
+}
+
+interface PsiMethod {
+  PsiClass getContainingClass();
+}
+
+interface PsiMethodCallExpression {
+  PsiMethod resolveMethod();
+}