public void ContainsExpress_ReturnsTrueIfContainsExpression() { ExpressionTree tree = new ExpressionTree(); var expr = new MockExpression(1); tree.AddExpression(expr); Assert.True(tree.ContainsExpression(expr)); }
public void ContainsExpression_ThrowsArgumentNullException() { ExpressionTree tree = new ExpressionTree(); Assert.Throws<ArgumentNullException>(() => tree.ContainsExpression(null)); }
public void ContainsExpression_ReturnsFalseIfDoesntContainExpression() { ExpressionTree tree = new ExpressionTree(); Assert.False(tree.ContainsExpression(new MockExpression(1))); }