added LambdaExpressionStatementTest

src/test/java/org/jd/core/v1/model/javasyntax/statement/LambdaExpressionStatementTest.java

@@ -0,0 +1,38 @@
+package org.jd.core.v1.model.javasyntax.statement;
+
+import org.jd.core.v1.model.javasyntax.expression.Expression;
+import org.jd.core.v1.model.javasyntax.expression.IntegerConstantExpression;
+import org.jd.core.v1.service.converter.classfiletojavasyntax.visitor.TestVisitor;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class LambdaExpressionStatementTest {
+
+    @Test
+    public void testLambdaExpressionStatement() {
+        // Test constructor
+        Expression expression = new IntegerConstantExpression(1, 10);
+        LambdaExpressionStatement lambdaExpressionStatement = new LambdaExpressionStatement(expression);
+
+        assertTrue(lambdaExpressionStatement.getExpression() instanceof IntegerConstantExpression);
+
+        // Test setExpression method
+        Expression newExpression = new IntegerConstantExpression(1, 20);
+        lambdaExpressionStatement.setExpression(newExpression);
+
+        assertEquals(newExpression, lambdaExpressionStatement.getExpression());
+
+        // Test the accept method with a simple visitor
+        TestVisitor visitor = new TestVisitor();
+        lambdaExpressionStatement.accept(visitor);
+        assertEquals(1, visitor.getLambdaExpressionStatementCount());
+
+        // Test toString method
+        assertEquals("LambdaExpressionStatement{IntegerConstantExpression{type=PrimitiveType{primitive=maybe_byte}, value=20}}",
+                lambdaExpressionStatement.toString());
+
+        // Test isLambdaExpressionStatement method
+        assertTrue(lambdaExpressionStatement.isLambdaExpressionStatement());
+    }
+}