new tests

.idea/modules/CompilerProjekt.test.iml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module version="4">
+  <component name="CheckStyle-IDEA-Module">
+    <option name="configuration">
+      <map />
+    </option>
+  </component>
+</module>

src/test/java/parser/LexerGrammarParserTest.java

@@ -16,6 +16,7 @@ import java.nio.file.Path;
 import java.nio.file.Paths;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 class LexerGrammarParserTest {
 
@@ -49,9 +50,26 @@ class LexerGrammarParserTest {
                             "Expr.stups",
                             "GeneralWhile.stups",
                             "GeneralIfElse.stups"})
-    void testVariousPrograms(String prog) {
+    void testCorrectPrograms(String prog) {
         final Lexer lex = getLexer(prog);
 
         assertThat(parser.parse(lex.getAllTokens(), lex.getVocabulary())).isNotNull();
     }
+
+    @ParameterizedTest
+    @ValueSource(strings = {"FailingSemicolon.stups",
+                            "FailingMissingBrace.stups",
+                            "FailingMissingBrace2.stups",
+                            "FailingMissingMain.stups",
+                            "FailingMissingMain2.stups",
+                            "FailingEmptyParExpr.stups",
+                            "FailingEmptyParExpr2.stups",
+                            "FailingWrongStatement.stups",
+                            "FailingWrongStatement2.stups",
+                            "FailingWrongStatement3.stups"})
+    void testIncorrectPrograms(String prog) {
+        final Lexer lex = getLexer(prog);
+
+        assertThatThrownBy(() -> parser.parse(lex.getAllTokens(), lex.getVocabulary())).isInstanceOf(ParseException.class);
+    }
 }

src/test/java/parser/typechecker/TypeCheckerTest.java

@@ -95,7 +95,10 @@ class TypeCheckerTest {
                             "boolean b = 1 >;",
                             "boolean b = >= 1;",
                             "boolean b = 1 ==;",
-                            "boolean b = 1 !=;"})
+                            "boolean b = 1 !=;",
+                            "boolean b = !;",
+                            "boolean b = <;",
+                            "boolean b = true !false;"})
     void testBinaryOperatorIncorrect(String expr) {
         assertThatThrownBy(() -> TypeChecker.validate(this.getTree(expr))).isInstanceOfAny(OperatorUsageException.class,
                                                                                            ParseException.class);

src/test/resources/examplePrograms/FailingEmptyParExpr.stups

@@ -0,0 +1,7 @@
+class MyClass {
+    public static void main(String[] args) {
+        if () {
+            i = 1;
+        }
+    }
+}

src/test/resources/examplePrograms/FailingEmptyParExpr2.stups

@@ -0,0 +1,5 @@
+class MyClass {
+    public static void main(String[] args) {
+        i = 1 * ();
+    }
+}

src/test/resources/examplePrograms/FailingMissingBrace.stups

@@ -0,0 +1 @@
+class MyClass {

src/test/resources/examplePrograms/FailingMissingBrace2.stups

@@ -0,0 +1 @@
+class MyClass }

src/test/resources/examplePrograms/FailingMissingMain.stups

@@ -0,0 +1,3 @@
+class MyClass {
+    int x = 5;
+}

src/test/resources/examplePrograms/FailingMissingMain2.stups

@@ -0,0 +1,5 @@
+class MyClass {
+    public static void mainmain(String[] args) {
+        int i = 1;
+    }
+}

src/test/resources/examplePrograms/FailingSemicolon.stups

@@ -0,0 +1 @@
+;

src/test/resources/examplePrograms/FailingWrongStatement.stups

@@ -0,0 +1,5 @@
+class MyClass {
+    public static void main(String[] args) {
+        int x;
+    }
+}

src/test/resources/examplePrograms/FailingWrongStatement2.stups

@@ -0,0 +1,5 @@
+class MyClass {
+    public static void main(String[] args) {
+        5;
+    }
+}

src/test/resources/examplePrograms/FailingWrongStatement3.stups

@@ -0,0 +1,5 @@
+class MyClass {
+    public static void main(String[] args) {
+        int x = 1
+    }
+}