IDEA-119416 Smart type completion proposes nothing in String concatenation expressions

java/java-tests/testData/codeInsight/completion/smartType/EverythingInStringConcatenation-out.java

@@ -0,0 +1,8 @@
+public class Test {
+
+  {
+    int abcdef = 2;
+    System.out.println("" + abcdef<caret>);
+  }
+
+}

java/java-tests/testData/codeInsight/completion/smartType/EverythingInStringConcatenation.java

@@ -0,0 +1,8 @@
+public class Test {
+
+  {
+    int abcdef = 2;
+    System.out.println("" + abc<caret>);
+  }
+
+}

java/java-tests/testData/codeInsight/completion/smartTypeSorting/PreferStringsInStringConcatenation.java

@@ -0,0 +1,6 @@
+class Foo {
+
+  {
+    System.out.println("" + <caret>);
+  }
+}