Unzip plugin zip file in loadPluginFromPath() (#140)

1 files changed, 65 insertions, 0 deletions

diff --git a/pf4j/src/test/java/ro/fortsoft/pf4j/util/FileUtilsTest.java b/pf4j/src/test/java/ro/fortsoft/pf4j/util/FileUtilsTest.java
new file mode 100644
index 0000000..fec02f8
--- /dev/null
+++ b/pf4j/src/test/java/ro/fortsoft/pf4j/util/FileUtilsTest.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2017 Decebal Suiu
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ro.fortsoft.pf4j.util;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.BufferedWriter;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.net.URI;
+import java.nio.file.*;
+import java.util.Collections;
+
+import static org.junit.Assert.*;
+
+public class FileUtilsTest {
+    private Path zipFile;
+    private Path tmpDir;
+    private Path propsFile;
+
+    @Before
+    public void setup() throws IOException {
+        tmpDir = Files.createTempDirectory("pf4j-test");
+        tmpDir.toFile().deleteOnExit();
+        zipFile = tmpDir.resolve("my.zip").toAbsolutePath();
+        propsFile = tmpDir.resolve("plugin.properties");
+        URI file = URI.create("jar:file:"+zipFile.toString());
+        try (FileSystem zipfs = FileSystems.newFileSystem(file, Collections.singletonMap("create", "true"))) {
+            Path propsInZip = zipfs.getPath("/plugin.properties");
+            BufferedWriter br = new BufferedWriter(new FileWriter(propsFile.toString()));
+            br.write("plugin.id=test");
+            br.newLine();
+            br.write("plugin.version=1.2.3");
+            br.newLine();
+            br.write("plugin.class=foo.bar");
+            br.close();
+            Files.move(propsFile, propsInZip);
+        }
+    }
+
+    @Test
+    public void expandIfZip() throws Exception {
+        Path unzipped = FileUtils.expandIfZip(zipFile);
+        assertEquals(tmpDir.resolve("my"), unzipped);
+        assertTrue(Files.exists(tmpDir.resolve("my/plugin.properties")));
+
+        // Non-zip file remains unchanged
+        assertEquals(propsFile, FileUtils.expandIfZip(propsFile));
+    }
+
+}