From 935e4de1072a33abd7836ae2e62218dc1ea09b7e Mon Sep 17 00:00:00 2001
From: Chitoku <odango@chitoku.jp>
Date: Tue, 7 May 2019 15:46:52 +0900
Subject: [PATCH 1/4] Add tests for #133

---
 tests/Packages/JavaLangSystemTest.php        | 35 ++++++++++++++++++++
 tests/Packages/JavaUtilObjectsTest.php       | 30 +++++++++++++++++
 tests/fixtures/java/JavaLangSystemTest.java  |  8 +++++
 tests/fixtures/java/JavaUtilObjectsTest.java | 11 ++++++
 4 files changed, 84 insertions(+)
 create mode 100644 tests/Packages/JavaLangSystemTest.php
 create mode 100644 tests/Packages/JavaUtilObjectsTest.php
 create mode 100644 tests/fixtures/java/JavaLangSystemTest.java
 create mode 100644 tests/fixtures/java/JavaUtilObjectsTest.java

diff --git a/tests/Packages/JavaLangSystemTest.php b/tests/Packages/JavaLangSystemTest.php
new file mode 100644
index 00000000..8a339ac3
--- /dev/null
+++ b/tests/Packages/JavaLangSystemTest.php
@@ -0,0 +1,35 @@
+<?php
+namespace PHPJava\Tests\Packages;
+
+use PHPJava\Core\JavaArchive;
+use PHPJava\Tests\Base;
+
+class JavaLangSystemTest extends Base
+{
+    protected $fixtures = [
+        'JavaLangSystemTest',
+    ];
+
+    public function testIdentityHashCode()
+    {
+        ob_start();
+        $this->initiatedJavaClasses['JavaLangSystemTest']
+            ->getInvoker()
+            ->getStatic()
+            ->getMethods()
+            ->call(
+                'identityHashCode'
+            );
+
+        $values = array_filter(explode("\n", ob_get_clean()));
+        $this->assertCount(2, $values);
+
+        $hashCodes = [];
+
+        foreach ($values as $value) {
+            $this->assertIsNumeric($value);
+            $this->assertNotContains($value, $hashCodes);
+            $hashCodes[] = $value;
+        }
+    }
+}
diff --git a/tests/Packages/JavaUtilObjectsTest.php b/tests/Packages/JavaUtilObjectsTest.php
new file mode 100644
index 00000000..5b78a13c
--- /dev/null
+++ b/tests/Packages/JavaUtilObjectsTest.php
@@ -0,0 +1,30 @@
+<?php
+namespace PHPJava\Tests\Packages;
+
+use PHPJava\Core\JavaArchive;
+use PHPJava\Tests\Base;
+
+class JavaUtilObjectsTest extends Base
+{
+    protected $fixtures = [
+        'JavaUtilObjectsTest',
+    ];
+
+    public function testHashCode()
+    {
+        ob_start();
+        $this->initiatedJavaClasses['JavaUtilObjectsTest']
+            ->getInvoker()
+            ->getStatic()
+            ->getMethods()
+            ->call(
+                'testHashCode'
+            );
+
+        $values = array_filter(explode("\n", ob_get_clean()));
+        $this->assertCount(3, $values);
+        $this->assertSame('2728214739616339340', $values[0]);
+        $this->assertSame('2728214739616339340', $values[1]);
+        $this->assertSame('2728214739616339340', $values[2]);
+    }
+}
diff --git a/tests/fixtures/java/JavaLangSystemTest.java b/tests/fixtures/java/JavaLangSystemTest.java
new file mode 100644
index 00000000..360a4780
--- /dev/null
+++ b/tests/fixtures/java/JavaLangSystemTest.java
@@ -0,0 +1,8 @@
+class JavaLangSystemTest
+{
+    public static void identityHashCode()
+    {
+        System.out.println(System.identityHashCode("Hello, World"));
+        System.out.println(System.identityHashCode(new String("Hello, World")));
+    }
+}
diff --git a/tests/fixtures/java/JavaUtilObjectsTest.java b/tests/fixtures/java/JavaUtilObjectsTest.java
new file mode 100644
index 00000000..a782bb99
--- /dev/null
+++ b/tests/fixtures/java/JavaUtilObjectsTest.java
@@ -0,0 +1,11 @@
+import java.util.Objects;
+
+class JavaUtilObjectsTest
+{
+    public static void testHashCode()
+    {
+        System.out.println(Objects.hashCode("hello, world"));
+        System.out.println(Objects.hashCode("HELLO, WORLD".toLowerCase()));
+        System.out.println(Objects.hashCode(new String("hello, world")));
+    }
+}

From d151fe70015987c09f4cd8177616d1a1a3c782da Mon Sep 17 00:00:00 2001
From: Chitoku <odango@chitoku.jp>
Date: Tue, 7 May 2019 15:51:57 +0900
Subject: [PATCH 2/4] Add a test for java.lang.String#hashCode()

---
 tests/Packages/JavaLangStringTest.php       | 18 ++++++++++++++++++
 tests/fixtures/java/JavaLangStringTest.java |  7 +++++++
 2 files changed, 25 insertions(+)

diff --git a/tests/Packages/JavaLangStringTest.php b/tests/Packages/JavaLangStringTest.php
index 9dee1928..fd374339 100644
--- a/tests/Packages/JavaLangStringTest.php
+++ b/tests/Packages/JavaLangStringTest.php
@@ -85,6 +85,24 @@ public function testConcat()
         $this->assertEquals('abcdef', $value);
     }
 
+    public function testHashCode()
+    {
+        ob_start();
+        $this->initiatedJavaClasses['JavaUtilStringTest']
+            ->getInvoker()
+            ->getStatic()
+            ->getMethods()
+            ->call(
+                'testHashCode'
+            );
+
+        $values = array_filter(explode("\n", ob_get_clean()));
+        $this->assertCount(3, $values);
+        $this->assertSame('2728214739616339340', $values[0]);
+        $this->assertSame('2728214739616339340', $values[1]);
+        $this->assertSame('2728214739616339340', $values[2]);
+    }
+
     public function testReplace()
     {
         ob_start();
diff --git a/tests/fixtures/java/JavaLangStringTest.java b/tests/fixtures/java/JavaLangStringTest.java
index c03c0fd5..505d1c7d 100644
--- a/tests/fixtures/java/JavaLangStringTest.java
+++ b/tests/fixtures/java/JavaLangStringTest.java
@@ -10,6 +10,13 @@ public static void concat(String a, String b)
         System.out.print(a.concat(b));
     }
 
+    public static void testHashCode()
+    {
+        System.out.println(Objects.hashCode("hello, world"));
+        System.out.println(Objects.hashCode("HELLO, WORLD".toLowerCase()));
+        System.out.println(Objects.hashCode(new String("hello, world")));
+    }
+
     public static void replace(String a, String b, String c)
     {
         System.out.print(a.replace(b, c));

From 22696ae602998c802da37726edaee556fb398745 Mon Sep 17 00:00:00 2001
From: Chitoku <odango@chitoku.jp>
Date: Tue, 7 May 2019 15:55:51 +0900
Subject: [PATCH 3/4] Fix the test for java.lang.String#hashCode() to call by
 dynamic method

---
 tests/fixtures/java/JavaLangStringTest.java | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests/fixtures/java/JavaLangStringTest.java b/tests/fixtures/java/JavaLangStringTest.java
index 505d1c7d..9ae506a6 100644
--- a/tests/fixtures/java/JavaLangStringTest.java
+++ b/tests/fixtures/java/JavaLangStringTest.java
@@ -12,9 +12,9 @@ public static void concat(String a, String b)
 
     public static void testHashCode()
     {
-        System.out.println(Objects.hashCode("hello, world"));
-        System.out.println(Objects.hashCode("HELLO, WORLD".toLowerCase()));
-        System.out.println(Objects.hashCode(new String("hello, world")));
+        System.out.println("hello, world".hashCode());
+        System.out.println("HELLO, WORLD".toLowerCase().hashCode());
+        System.out.println((new String("hello, world")).hashCode());
     }
 
     public static void replace(String a, String b, String c)

From 4dcd728a4ea21a560a3e0f7c52a73c7bfc80c814 Mon Sep 17 00:00:00 2001
From: Chitoku <odango@chitoku.jp>
Date: Tue, 7 May 2019 16:02:38 +0900
Subject: [PATCH 4/4] Fix the name of the test fixture

---
 tests/Packages/JavaLangStringTest.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tests/Packages/JavaLangStringTest.php b/tests/Packages/JavaLangStringTest.php
index fd374339..95b613db 100644
--- a/tests/Packages/JavaLangStringTest.php
+++ b/tests/Packages/JavaLangStringTest.php
@@ -88,7 +88,7 @@ public function testConcat()
     public function testHashCode()
     {
         ob_start();
-        $this->initiatedJavaClasses['JavaUtilStringTest']
+        $this->initiatedJavaClasses['JavaLangStringTest']
             ->getInvoker()
             ->getStatic()
             ->getMethods()