StreamToLoop tests grouped

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamToLoop/beforeAverage.java

@@ -0,0 +1,24 @@
+// "Fix all 'Stream API call chain can be replaced with loop' problems in file" "true"
+
+import java.util.OptionalDouble;
+import java.util.stream.*;
+
+public class Main {
+  private static OptionalDouble testDouble(long... numbers) {
+    return LongStream.of(numbers).filter(x -> x > 0).asDoubleStream().avera<caret>ge();
+  }
+
+  private static OptionalDouble testInt(int... numbers) {
+    return IntStream.of(numbers).filter(x -> x > 0).average();
+  }
+
+  private static OptionalDouble testLong(long... numbers) {
+    return LongStream.of(numbers).filter(x -> x > 0).average();
+  }
+
+  public static void main(String[] args) {
+    System.out.println(testDouble(-1,-2,-3, Long.MAX_VALUE, Long.MAX_VALUE));
+    System.out.println(testInt(-1,-2,-3));
+    System.out.println(testLong(-1,-2,-3, Long.MAX_VALUE, Long.MAX_VALUE));
+  }
+}