KDoc tests fixed by setting kotlinHome explicitly

libraries/tools/kdoc/src/test/kotlin/test/kotlin/kdoc/HtmlVisitorTest.kt

@@ -21,6 +21,7 @@ class HtmlVisitorTest {
         println("Generating source HTML to $outDir")
 
         val args = K2JVMCompilerArguments()
+        args.kotlinHome = "../../../dist/kotlinc"
         args.setSrc(srcDir.toString())
         args.setOutputDir(File(dir, "target/classes-htmldocs").toString())
         args.getCompilerPlugins().add(HtmlCompilerPlugin())

libraries/tools/kdoc/src/test/kotlin/test/kotlin/kdoc/KDocSampleTest.kt

@@ -38,6 +38,7 @@ class KDocSampleTest {
         val compiler = KDocCompiler()
 
         val args = KDocArguments()
+        args.kotlinHome = "../../../dist/kotlinc"
 
         args.setSourceDirs(arrayList("src/test/sample"))
 

libraries/tools/kdoc/src/test/kotlin/test/kotlin/kdoc/KDocTest.kt

@@ -25,6 +25,7 @@ class KDocTest {
 
         val args = KDocArguments()
         //args.setModule(moduleName)
+        args.kotlinHome = "../../../dist/kotlinc"
         val sourceDirs = ArrayList<String>()
         sourceDirs.add("../../stdlib/src")
         sourceDirs.add("../../kunit/src/main/kotlin")