Novos testes unitários e de integração

Author: fc63747

liquidjava-verifier/src/test/java/liquidjava/rj_language/opt/TestCommandLineLauncher.java

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+package liquidjava.api;
+
+import org.junit.jupiter.api.Test;
+
+class TestCommandLineLauncher {
+
+    @Test
+    void testMainWithNoArguments() {
+        // Apenas executa o programa sem argumentos
+        // Deve correr sem lançar exceções
+        CommandLineLauncher.main(new String[] {});
+    }
+}

liquidjava-verifier/src/test/java/liquidjava/rj_language/opt/TestLiteralBoolean.java

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+package liquidjava.rj_language.ast;
+
+import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class LiteralBooleanSimplestTest {
+
+    @Test
+    void testIsBooleanTrue() {
+        assertTrue(new LiteralBoolean(true).isBooleanTrue());
+    }
+}

liquidjava-verifier/src/test/java/liquidjava/rj_language/opt/TestLiteralInt.java

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+package liquidjava.rj_language.ast;
+
+import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+class TestLiteralInt {
+
+    @Test
+    void testToStringReturnsNumber() {
+        assertEquals("42", new LiteralInt(42).toString());
+    }
+}