diff --git a/compiler/tests/org/jetbrains/kotlin/test/InTextDirectivesUtils.java b/compiler/tests/org/jetbrains/kotlin/test/InTextDirectivesUtils.java
index 03c8b366aa0..9d07268c6f8 100644
--- a/compiler/tests/org/jetbrains/kotlin/test/InTextDirectivesUtils.java
+++ b/compiler/tests/org/jetbrains/kotlin/test/InTextDirectivesUtils.java
@@ -117,6 +117,9 @@ public final class InTextDirectivesUtils {
                             Character.isWhitespace(prefix.charAt(prefix.length() - 1))) {
                         result.add(noPrefixLine.trim());
                         break;
+                    } else {
+                        throw new AssertionError(
+                                "Line starts with prefix \"" + prefix + "\", but doesn't have space symbol after it: " + line);
                     }
                 }
             }
diff --git a/idea/tests/org/jetbrains/kotlin/idea/JetLightCodeInsightFixtureTestCase.java b/idea/tests/org/jetbrains/kotlin/idea/JetLightCodeInsightFixtureTestCase.java
index d5772947f75..7e442025e38 100644
--- a/idea/tests/org/jetbrains/kotlin/idea/JetLightCodeInsightFixtureTestCase.java
+++ b/idea/tests/org/jetbrains/kotlin/idea/JetLightCodeInsightFixtureTestCase.java
@@ -102,12 +102,12 @@ public abstract class JetLightCodeInsightFixtureTestCase extends LightCodeInsigh
                 if (!withLibraryDirective.isEmpty()) {
                     return new JdkAndMockLibraryProjectDescriptor(PluginTestCaseBase.getTestDataPathBase() + "/" + withLibraryDirective.get(0), true);
                 }
-                else if (InTextDirectivesUtils.isDirectiveDefined(fileText, "RUNTIME")) {
-                    return JetWithJdkAndRuntimeLightProjectDescriptor.INSTANCE;
-                }
                 else if (InTextDirectivesUtils.isDirectiveDefined(fileText, "RUNTIME_WITH_SOURCES")) {
                     return ProjectDescriptorWithStdlibSources.INSTANCE;
                 }
+                else if (InTextDirectivesUtils.isDirectiveDefined(fileText, "RUNTIME")) {
+                    return JetWithJdkAndRuntimeLightProjectDescriptor.INSTANCE;
+                }
                 else if (InTextDirectivesUtils.isDirectiveDefined(fileText, "JS")) {
                     return JetStdJSProjectDescriptor.INSTANCE;
                 }