From 65fb8e8c77261b2aa60c2972cbc5f5239cba0f72 Mon Sep 17 00:00:00 2001
From: Tagir Valeev <Tagir.Valeev@jetbrains.com>
Date: Sun, 16 Sep 2018 12:56:43 +0700
Subject: [PATCH] MaxLoop test

---
 .../inspection/dataFlow/fixture/MaxLoop.java  | 23 +++++++++++++++++++
 .../DataFlowInspectionTest.java               |  1 +
 2 files changed, 24 insertions(+)
 create mode 100644 java/java-tests/testData/inspection/dataFlow/fixture/MaxLoop.java

diff --git a/java/java-tests/testData/inspection/dataFlow/fixture/MaxLoop.java b/java/java-tests/testData/inspection/dataFlow/fixture/MaxLoop.java
new file mode 100644
index 000000000000..6af53fa0a778
--- /dev/null
+++ b/java/java-tests/testData/inspection/dataFlow/fixture/MaxLoop.java
@@ -0,0 +1,23 @@
+import java.util.Collection;
+
+class X {
+  public Foo test(Collection<Foo> collection) {
+    Foo result = null;
+    int resultWeight = -1;
+    for (Foo foo : collection) {
+      int fooWeight = foo.getWeight();
+      if (result == null || resultWeight <= fooWeight) {
+        result = foo;
+        resultWeight = fooWeight;
+      }
+    }
+    if (result == null) {
+      throw new RuntimeException();
+    }
+    return result;
+  }
+}
+
+interface Foo {
+  int getWeight();
+}
diff --git a/java/java-tests/testSrc/com/intellij/java/codeInspection/DataFlowInspectionTest.java b/java/java-tests/testSrc/com/intellij/java/codeInspection/DataFlowInspectionTest.java
index 0ef17234cae7..2cae61558ad7 100644
--- a/java/java-tests/testSrc/com/intellij/java/codeInspection/DataFlowInspectionTest.java
+++ b/java/java-tests/testSrc/com/intellij/java/codeInspection/DataFlowInspectionTest.java
@@ -646,4 +646,5 @@ public class DataFlowInspectionTest extends DataFlowInspectionTestCase {
 
   public void testIncompleteArrayAccessInLoop() { doTest(); }
   public void testSameArguments() { doTest(); }
+  public void testMaxLoop() { doTest(); }
 }