Java8MapApiInspection: better name generation for lambda argument (IDEA-CR-16359)

java/java-tests/testData/inspection/java8MapApi/afterComputeIfAbsentUsedKeyTwoWords.java

@@ -0,0 +1,21 @@
+// "Replace with 'computeIfAbsent' method call" "true"
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class Main {
+  static class MyItem {
+    String k;
+    int i;
+
+    MyItem(String k, int i) {
+      this.k = k;
+      this.i = i;
+    }
+  }
+
+  public MyItem testMap(Map<String, MyItem> map, String localUser) {
+      MyItem item = map.computeIfAbsent(localUser, u -> new MyItem(u, 1));
+      return item;
+  }
+}

java/java-tests/testData/inspection/java8MapApi/afterComputeIfAbsentUsedKeyUnderscores.java

@@ -0,0 +1,21 @@
+// "Replace with 'computeIfAbsent' method call" "true"
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class Main {
+  static class MyItem {
+    String k;
+    int i;
+
+    MyItem(String k, int i) {
+      this.k = k;
+      this.i = i;
+    }
+  }
+
+  public MyItem testMap(Map<String, MyItem> map, String ___1) {
+      MyItem item = map.computeIfAbsent(___1, k -> new MyItem(k, 1));
+      return item;
+  }
+}

java/java-tests/testData/inspection/java8MapApi/beforeComputeIfAbsentUsedKeyTwoWords.java

@@ -0,0 +1,24 @@
+// "Replace with 'computeIfAbsent' method call" "true"
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class Main {
+  static class MyItem {
+    String k;
+    int i;
+
+    MyItem(String k, int i) {
+      this.k = k;
+      this.i = i;
+    }
+  }
+
+  public MyItem testMap(Map<String, MyItem> map, String localUser) {
+    MyItem item = map.get(localUser);
+    if(item == nul<caret>l) {
+      map.put(localUser, item = new MyItem(localUser, 1));
+    }
+    return item;
+  }
+}

java/java-tests/testData/inspection/java8MapApi/beforeComputeIfAbsentUsedKeyUnderscores.java

@@ -0,0 +1,24 @@
+// "Replace with 'computeIfAbsent' method call" "true"
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+
+public class Main {
+  static class MyItem {
+    String k;
+    int i;
+
+    MyItem(String k, int i) {
+      this.k = k;
+      this.i = i;
+    }
+  }
+
+  public MyItem testMap(Map<String, MyItem> map, String ___1) {
+    MyItem item = map.get(___1);
+    if(item == nul<caret>l) {
+      map.put(___1, item = new MyItem(___1, 1));
+    }
+    return item;
+  }
+}