FindJNI: added components and imported targets

4 files changed, 60 insertions, 0 deletions

diff --git a/Tests/FindJNI/JVM/CMakeLists.txt b/Tests/FindJNI/JVM/CMakeLists.txt
new file mode 100644
index 0000000..cead6ae
--- /dev/null
+++ b/Tests/FindJNI/JVM/CMakeLists.txt
@@ -0,0 +1,31 @@
+cmake_minimum_required (VERSION 3.23)
+project (TestJVM)
+
+find_package (JNI REQUIRED COMPONENTS JVM)
+find_package (Java REQUIRED COMPONENTS Runtime Development)
+
+add_library (JVMTgt MODULE jvm.cxx)
+target_link_libraries (JVMTgt PRIVATE JNI::JVM)
+
+add_library (JVMVar MODULE jvm.cxx)
+target_include_directories (JVMVar PRIVATE ${JNI_INCLUDE_DIRS})
+target_link_libraries (JVMVar PRIVATE ${JNI_LIBRARIES})
+
+enable_testing ()
+
+foreach (test JVMTgt JVMVar)
+  add_test (NAME Compile${test} COMMAND ${Java_JAVAC_EXECUTABLE}
+    ${TestJVM_SOURCE_DIR}/${test}.java)
+  add_test (NAME Remove${test} COMMAND ${CMAKE_COMMAND} -E remove
+    ${TestJVM_SOURCE_DIR}/${test}.class)
+
+  add_test (NAME ${test} COMMAND ${Java_JAVA_EXECUTABLE}
+    -cp ${TestJVM_SOURCE_DIR}
+    -Djava.library.path=$<TARGET_FILE_DIR:${test}>
+    ${test}
+  )
+
+  set_tests_properties (Compile${test} PROPERTIES FIXTURES_SETUP Init${test})
+  set_tests_properties (Remove${test} PROPERTIES FIXTURES_CLEANUP Init${test})
+  set_tests_properties (${test} PROPERTIES FIXTURES_REQUIRED Init${test})
+endforeach ()
diff --git a/Tests/FindJNI/JVM/JVMTgt.java b/Tests/FindJNI/JVM/JVMTgt.java
new file mode 100644
index 0000000..aa5dbb8
--- /dev/null
+++ b/Tests/FindJNI/JVM/JVMTgt.java
@@ -0,0 +1,7 @@
+class JVMTgt
+{
+    public static void main(String[] args)
+    {
+        System.loadLibrary("JVMTgt");
+    }
+}
diff --git a/Tests/FindJNI/JVM/JVMVar.java b/Tests/FindJNI/JVM/JVMVar.java
new file mode 100644
index 0000000..0e84a6f
--- /dev/null
+++ b/Tests/FindJNI/JVM/JVMVar.java
@@ -0,0 +1,7 @@
+class JVMVar
+{
+    public static void main(String[] args)
+    {
+        System.loadLibrary("JVMVar");
+    }
+}
diff --git a/Tests/FindJNI/JVM/jvm.cxx b/Tests/FindJNI/JVM/jvm.cxx
new file mode 100644
index 0000000..f79ccce
--- /dev/null
+++ b/Tests/FindJNI/JVM/jvm.cxx
@@ -0,0 +1,15 @@
+#include <jni.h>
+
+extern "C" JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved)
+{
+  jsize n = 0;
+  if (JNI_GetCreatedJavaVMs(nullptr, 0, &n) != JNI_OK || n <= 0) {
+    return -1;
+  }
+
+  return JNI_VERSION_1_2;
+}
+
+extern "C" JNIEXPORT void JNICALL JNI_OnUnload(JavaVM* vm, void* reserved)
+{
+}