IDEA dependency version check for main IDEA and Android Extensions IDEA plugins

plugins/android-idea-plugin/tests/org/jetbrains/kotlin/android/SamePluginVersionsTest.kt

@@ -0,0 +1,64 @@
+/*
+ * Copyright 2010-2015 JetBrains s.r.o.
+ *
+ * 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 org.jetbrains.kotlin.android
+
+import org.junit.Test
+import org.junit.Assert.*
+import java.io.File
+import java.util.regex.Pattern
+
+public class SamePluginVersionsTest {
+
+    private companion object {
+        val IDEA_VERSION_PATTERN = Pattern.compile("<idea-version since-build=\"([0-9\\.]+)\" until-build=\"([0-9\\.]+)\"/>")
+        val PLUGIN_VERSION_PATTERN = Pattern.compile("<version>(.+?)</version>")
+    }
+
+    private fun extractIdeaVersion(pluginFile: File, pluginXml: String): Pair<String, String> {
+        val matcher = IDEA_VERSION_PATTERN.matcher(pluginXml)
+        assertTrue("Can't find tag <idea-version> in ${pluginFile.getAbsolutePath()}", matcher.find())
+        return matcher.group(1) to matcher.group(2)
+    }
+
+    private fun extractPluginVersion(pluginFile: File, pluginXml: String): String {
+        val matcher = PLUGIN_VERSION_PATTERN.matcher(pluginXml)
+        assertTrue("Can't find tag <version> in ${pluginFile.getAbsolutePath()}", matcher.find())
+        return matcher.group(1)
+    }
+
+    Test
+    public fun sameIdeaVersionsTest() {
+        val mainPluginXmlFile = File("idea/src/META-INF/plugin.xml")
+        val androidExtensionsPluginXmlFile = File("plugins/android-idea-plugin/src/META-INF/plugin.xml")
+
+        assertTrue("Main Kotlin IDEA plugin.xml file does not exist", mainPluginXmlFile.exists())
+        assertTrue("Android Extensions IDEA plugin.xml file does not exist", androidExtensionsPluginXmlFile.exists())
+
+        val mainPluginXml = mainPluginXmlFile.readText()
+        val mainPluginVersion = extractPluginVersion(mainPluginXmlFile, mainPluginXml)
+        if ("@snapshot@" == mainPluginVersion) return
+
+        val androidExtensionsPluginXml = androidExtensionsPluginXmlFile.readText()
+
+        val mainIdeaVersion = extractIdeaVersion(mainPluginXmlFile, mainPluginXml)
+        val androidExtensionsIdeaVersion = extractIdeaVersion(androidExtensionsPluginXmlFile, androidExtensionsPluginXml)
+
+        assertEquals("IDEA dependency versions are different (main: $mainIdeaVersion, androidExtensions: $androidExtensionsIdeaVersion)",
+                     mainIdeaVersion, androidExtensionsIdeaVersion)
+    }
+
+}