From 3973e39a4637be97a5579e7a657476e1a0b8d917 Mon Sep 17 00:00:00 2001
From: Jon Bratseth <bratseth@gmail.com>
Date: Tue, 1 Feb 2022 12:45:45 +0100
Subject: Import types referenced in lambdas

---
 .../plugin/classanalysis/AnalyzeMethodBodyTest.java          |  7 +++++++
 .../yahoo/container/plugin/classanalysis/TestUtilities.java  |  2 ++
 .../plugin/classanalysis/sampleclasses/Interface3.java       | 11 +++++++++++
 .../plugin/classanalysis/sampleclasses/Methods.java          | 12 ++++++++++++
 4 files changed, 32 insertions(+)
 create mode 100644 bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/sampleclasses/Interface3.java

(limited to 'bundle-plugin/src/test')

diff --git a/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/AnalyzeMethodBodyTest.java b/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/AnalyzeMethodBodyTest.java
index 4502f88d158..1bb6cb8976e 100644
--- a/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/AnalyzeMethodBodyTest.java
+++ b/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/AnalyzeMethodBodyTest.java
@@ -7,6 +7,7 @@ import com.yahoo.container.plugin.classanalysis.sampleclasses.Derived;
 import com.yahoo.container.plugin.classanalysis.sampleclasses.Dummy;
 import com.yahoo.container.plugin.classanalysis.sampleclasses.Fields;
 import com.yahoo.container.plugin.classanalysis.sampleclasses.Interface1;
+import com.yahoo.container.plugin.classanalysis.sampleclasses.Interface3;
 import com.yahoo.container.plugin.classanalysis.sampleclasses.Methods;
 import org.junit.Test;
 
@@ -24,6 +25,7 @@ import static org.junit.Assert.assertTrue;
  * @author Tony Vaagenes
  */
 public class AnalyzeMethodBodyTest {
+
     @Test
     public void require_that_class_of_locals_are_included() {
         assertTrue(analyzeClass(Methods.class).getReferencedClasses().contains(name(Base.class)));
@@ -64,6 +66,11 @@ public class AnalyzeMethodBodyTest {
         assertTrue(analyzeClass(Methods.class).getReferencedClasses().contains(name(Dummy.class)));
     }
 
+    @Test
+    public void require_that_functional_interface_usage_is_included() {
+        assertTrue(analyzeClass(Methods.class).getReferencedClasses().contains(name(Interface3.class)));
+    }
+
     @Test
     public void require_that_class_owning_method_handler_is_included() {
         assertTrue(analyzeClass(Methods.class).getReferencedClasses().contains(name(ClassWithMethod.class)));
diff --git a/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/TestUtilities.java b/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/TestUtilities.java
index 9eacc0625b5..c2567e96ed9 100644
--- a/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/TestUtilities.java
+++ b/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/TestUtilities.java
@@ -8,6 +8,7 @@ import java.io.File;
  * @author ollivir
  */
 public class TestUtilities {
+
     public static ClassFileMetaData analyzeClass(Class<?> clazz) {
         return Analyze.analyzeClass(classFile(name(clazz)));
     }
@@ -19,4 +20,5 @@ public class TestUtilities {
     public static String name(Class<?> clazz) {
         return clazz.getName();
     }
+
 }
diff --git a/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/sampleclasses/Interface3.java b/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/sampleclasses/Interface3.java
new file mode 100644
index 00000000000..d492cd6ed50
--- /dev/null
+++ b/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/sampleclasses/Interface3.java
@@ -0,0 +1,11 @@
+// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.container.plugin.classanalysis.sampleclasses;
+
+/**
+ * Input for class analysis tests.
+ *
+ * @author bratseth
+ */
+public interface Interface3 extends java.util.function.Supplier<String> {
+
+}
diff --git a/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/sampleclasses/Methods.java b/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/sampleclasses/Methods.java
index fcc7057dac8..3fba4b3381b 100644
--- a/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/sampleclasses/Methods.java
+++ b/bundle-plugin/src/test/java/com/yahoo/container/plugin/classanalysis/sampleclasses/Methods.java
@@ -3,6 +3,7 @@ package com.yahoo.container.plugin.classanalysis.sampleclasses;
 
 import java.util.List;
 import java.util.Map;
+import java.util.function.Supplier;
 
 /**
  * Input for class analysis tests.
@@ -10,6 +11,7 @@ import java.util.Map;
  */
 @SuppressWarnings("unused")
 public class Methods {
+
     public void method1() {
         Base b = new Base();
         System.out.println(Fields.field2.size());
@@ -29,5 +31,15 @@ public class Methods {
         Derived d = new Derived();
     }
 
+    public void  method3() {
+        var result = methodTakingFunctionalArgument((Interface3)() -> "hello");
+        System.out.println(result);
+    }
+
+    public String methodTakingFunctionalArgument(Supplier<String> function) {
+        return function.get();
+    }
+
     public void methodTakingGenericArgument(Map<String, List<Dummy>> map) {}
+
 }
-- 
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