Added CLI tests with non-existing paths.

compiler/testData/cli/nonExistingClassPathAndAnnotationsPath.out

@@ -0,0 +1,3 @@
+WARNING: Classpath entry points to a non-existent location: not/existing/path
+WARNING: Annotations path entry points to a non-existent location: yet/another/not/existing/path
+OK

compiler/testData/cli/nonExistingSourcePath.out

@@ -0,0 +1,2 @@
+ERROR: Source file or directory not found: not/existing/path
+COMPILATION_ERROR

compiler/tests/org/jetbrains/jet/cli/jvm/CliTest.java

@@ -173,6 +173,26 @@ public class CliTest {
         }
     }
 
+    @Test
+    public void nonExistingClassPathAndAnnotationsPath() {
+        String[] args = {
+                "-src", "compiler/testData/cli/simple.kt",
+                "-classpath", "not/existing/path",
+                "-annotations", "yet/another/not/existing/path",
+                "-output", tmpdir.getTmpDir().getPath()};
+        executeCompilerCompareOutput(args);
+
+        Assert.assertTrue(new File(tmpdir.getTmpDir(), PackageClassUtils.getPackageClassName(FqName.ROOT) + ".class").isFile());
+    }
+
+    @Test
+    public void nonExistingSourcePath() {
+        String[] args = {
+                "-src", "not/existing/path",
+                "-output", tmpdir.getTmpDir().getPath()};
+        executeCompilerCompareOutput(args);
+    }
+
     @Test
     public void testScript() {
         LinkedList<AnalyzerScriptParameter> scriptParameters = new LinkedList<AnalyzerScriptParameter>();