VarDeclTest

src/test/java/com/auberer/compilerdesignlectureproject/codegen/VarDeclTest.java

@@ -0,0 +1,54 @@
+package com.auberer.compilerdesignlectureproject.codegen;
+import com.auberer.compilerdesignlectureproject.ast.*;
+import com.auberer.compilerdesignlectureproject.lexer.Lexer;
+import com.auberer.compilerdesignlectureproject.parser.Parser;
+import com.auberer.compilerdesignlectureproject.reader.Reader;
+import com.auberer.compilerdesignlectureproject.sema.*;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+import org.mockito.Spy;
+import java.util.List;
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.when;
+
+public class VarDeclTest {
+
+    @Test
+    @DisplayName("Integration test - Codegen VarDecl (Correct Input)")
+    public void VarDeclTesttrue() {
+        String code = "int x = 10";
+
+        Reader reader = new Reader(code);
+        Lexer lexer = new Lexer(reader, false);
+        Parser parser = new Parser(lexer);
+        ASTVarDeclNode node = parser.parseVarDecl();
+
+        IRGenerator irGenerator = new IRGenerator("VarDecl");
+        BasicBlock basicBlock = new BasicBlock("Start-Block");
+        irGenerator.setCurrentBlock(basicBlock);
+
+        IRExprResult irExprResult = irGenerator.visitVarDecl(node);
+
+        assertEquals(irExprResult.getEntry().getType(), irExprResult.getNode().getType());
+        assertEquals(irExprResult.getValue(), "x");
+        assertEquals(irExprResult.getNode(), "10");
+        assertNull(irExprResult.getEntry(), "");
+
+        assertTrue(irGenerator.getCurrentBlock().getLabel().equals("Exit"));
+
+        StringBuilder sb = new StringBuilder();
+        Function function = new Function("whileLoop");
+        function.setEntryBlock(basicBlock);
+        function.dumpIR(sb);
+        String irCode = sb.toString();
+        assertTrue(irCode.contains("Start-Block"));
+        assertTrue(irCode.contains("While-Condition"));
+        assertTrue(irCode.contains("While-Body"));
+        assertTrue(irCode.contains("Exit"));
+    }
+}