Expanded incremental compilation tests with cache version change.

jps-plugin/test/org/jetbrains/kotlin/jps/build/IncrementalCacheVersionChangedTest.kt

@@ -32,15 +32,25 @@ public class IncrementalCacheVersionChangedTest : AbstractIncrementalJpsTest() {
         doTest("jps-plugin/testData/incremental/custom/cacheVersionChangedAndFileModified/")
     }
 
+    fun testCacheVersionChangedMultiModule() {
+        doTest("jps-plugin/testData/incremental/custom/cacheVersionChangedMultiModule/")
+    }
+
     override val allowNoFilesWithSuffixInTestData: Boolean
         get() = true
 
     override fun performAdditionalModifications() {
         val storageForTargetType = BuildDataPathsImpl(myDataStorageRoot).getTargetTypeDataRoot(JavaModuleBuildTargetType.PRODUCTION)
-        val relativePath = "module/${CacheFormatVersion.FORMAT_VERSION_FILE_PATH}"
-        val cacheVersionFile = File(storageForTargetType, relativePath)
 
-        assertTrue(cacheVersionFile.exists())
-        cacheVersionFile.writeText("777")
+
+        val moduleNames = if (getTestName(false) == "CacheVersionChangedMultiModule") listOf("module1", "module2") else listOf("module")
+
+        for (moduleName in moduleNames) {
+            val relativePath = "$moduleName/${CacheFormatVersion.FORMAT_VERSION_FILE_PATH}"
+            val cacheVersionFile = File(storageForTargetType, relativePath)
+
+            assertTrue(cacheVersionFile.exists())
+            cacheVersionFile.writeText("777")
+        }
     }
 }

jps-plugin/testData/incremental/custom/cacheVersionChangedAndFileModified/a.kt

@@ -1,4 +1,5 @@
 package test
 
 fun f() {
+    other.other()
 }

jps-plugin/testData/incremental/custom/cacheVersionChangedAndFileModified/b.kt

@@ -1,4 +1,5 @@
 package test
 
 fun g() {
+    other.other()
 }

jps-plugin/testData/incremental/custom/cacheVersionChangedAndFileModified/b.kt.new

@@ -1,4 +1,5 @@
 package test
 
 fun g() {
+    other.other()
 }

jps-plugin/testData/incremental/custom/cacheVersionChangedAndFileModified/build.log

@@ -3,9 +3,12 @@ out/production/module/test/TestPackage$b$*.class
 out/production/module/test/TestPackage.class
 End of files
 Cleaning output files:
+out/production/module/other/OtherPackage$other$*.class
+out/production/module/other/OtherPackage.class
 out/production/module/test/TestPackage$a$*.class
 End of files
 Compiling files:
 src/a.kt
 src/b.kt
+src/other.kt
 End of files

jps-plugin/testData/incremental/custom/cacheVersionChangedAndFileModified/other.kt

@@ -0,0 +1,4 @@
+package other
+
+fun other() {
+}

jps-plugin/testData/incremental/custom/cacheVersionChangedMultiModule/build.log

@@ -0,0 +1,15 @@
+Cleaning output files:
+out/production/module1/a/A.class
+out/production/module1/a/APackage$module1_a$*.class
+out/production/module1/a/APackage.class
+End of files
+Compiling files:
+module1/src/module1_a.kt
+End of files
+Cleaning output files:
+out/production/module2/b/BPackage$module2_b$*.class
+out/production/module2/b/BPackage.class
+End of files
+Compiling files:
+module2/src/module2_b.kt
+End of files

jps-plugin/testData/incremental/custom/cacheVersionChangedMultiModule/dependencies.txt

@@ -0,0 +1,2 @@
+module1->
+module2->module1

jps-plugin/testData/incremental/custom/cacheVersionChangedMultiModule/module1_a.kt

@@ -0,0 +1,6 @@
+package a
+
+class A
+
+fun a() {
+}

jps-plugin/testData/incremental/custom/cacheVersionChangedMultiModule/module2_b.kt

@@ -0,0 +1,5 @@
+package b
+
+fun b(param: a.A) {
+    a.a()
+}

jps-plugin/testData/incremental/custom/cacheVersionChangedMultiModule/module2_b.kt.new

@@ -0,0 +1,5 @@
+package b
+
+fun b(param: a.A) {
+    a.a()
+}