public object Visit(NotEquals expression)
{
object leftValue = expression.Left.Accept <object>(this);
object rightValue = expression.Right.Accept <object>(this);
return((int)leftValue != (int)rightValue);
}
public void Visit(NotEquals m)
{
Console.WriteLine("Pop stack into a");
Console.WriteLine("Pop stack into b");
Console.WriteLine("compare a,b");
Console.WriteLine("push ! zero flag onto stack");
}
public static void ToSql(NotEquals expression, StringBuilder builder)
{
if (null == expression)
{
throw new ArgumentNullException("expression");
}
if (null == builder)
{
throw new ArgumentNullException("builder");
}
if (expression.Operands.Count > 0)
{
IToken operand1 = expression.Operands
.First();
IToken operand2 = expression.Operands
.ElementAtOrDefault(1);
if (null != operand1 && null != operand2)
{
operand1.ToSql(builder);
builder.Append(" <> ");
operand2.ToSql(builder);
}
}
}
public static string GetNotEqualsOperand(NotEquals expression, VHDLCompilerInterface compiler)
{
string left = GetOperand(expression.Left, compiler);
string right = GetOperand(expression.Right, compiler);
FunctionCallTemplate template = new FunctionCallTemplate(left, "NotEquals", right);
return(template.TransformText());
}
public void conditionMeet_should_return_true_if_both_numbers_dont_have_same_value()
{
// Given
SUT = new NotEquals(new RealNumber(1), new RealNumber(2));
// Then
Assert.IsTrue(SUT.ConditionMeet);
}
public void Evaluate_LeftIsNotEqualToRight_ReturnsTrue()
{
var left = new Integer(-1);
var right = new Integer(3934);
var equals = new NotEquals(left, right);
var result = equals.EvaluateWithData <bool>();
Assert.True(result);
}
public void constructor_should_throw_if_right_number_is_null()
{
// Given
// When
// Then
var ex = Assert.Throws<ArgumentNullException>(() => SUT = new NotEquals(new RealNumber(1), null));
Assert.AreEqual("The right number can't be null\r\nParameter name: right", ex.Message);
}
public void contructor_should_set_right_number()
{
// Given
var nbr = new RealNumber(1);
// When
SUT = new NotEquals(new RealNumber(2), nbr);
// Then
Assert.AreSame(nbr, SUT.Right);
}
public void TestNotEquals(String string1, String string2, bool expectedResult)
{
NotEquals gt = new NotEquals
{
LeftHand = new ARPB2Engine.Model.String(string1),
RightHand = new ARPB2Engine.Model.String(string2)
};
Assert.Equal(expectedResult, gt.Execute());
}
public void Visit(NotEquals bin)
{
var left = bin.Left;
var right = bin.Right;
PrepareBinaryOperation(left, right);
Emit("ceq");
Emit($"ldc.{MiniType.Bool.ToPrimitive()} 0");
EmitStackDown("ceq");
}
private IExpression EqualityExpression()
{
var expression = RelationalExpression();
while (lookAhead.Type == ExpressionTokenType.Equal ||
lookAhead.Type == ExpressionTokenType.NotEqual)
{
var type = lookAhead.Type;
NextToken();
var rightOperand = RelationalExpression();
switch (type)
{
case ExpressionTokenType.Equal:
expression = new Equals(expression, rightOperand);
break;
case ExpressionTokenType.NotEqual:
expression = new NotEquals(expression, rightOperand);
break;
}
}
return(expression);
}
public void ToString_IntegerComparison_ReturnsExpected()
{
var expr = new NotEquals(new Integer(3), new Integer(9));
Assert.AreEqual("3 != 9", expr.ToString());
}
protected internal virtual void create()
{
int num = this.string_0.Length;
Unit unit = null;
int num2 = 0;
while (this.int_0 < num)
{
char ch2 = this.string_0[this.int_0];
if (char.IsWhiteSpace(ch2))
{
goto Label_041D;
}
unit = null;
char ch = ch2;
switch (ch)
{
case '!':
this.int_0++;
if ((this.int_0 < num) && (this.string_0[this.int_0] == '='))
{
unit = new NotEquals();
this.int_0++;
}
if (unit == null)
{
unit = new Not();
}
goto Label_03B6;
case '"':
case '#':
case '$':
case '\'':
case ';':
goto Label_02D1;
case '%':
unit = new Mod();
this.int_0++;
goto Label_03B6;
case '&':
this.int_0++;
if ((this.int_0 >= num) || (this.string_0[this.int_0] != '&'))
{
break;
}
unit = new And();
this.int_0++;
goto Label_03B6;
case '(':
goto Label_02DD;
case ')':
goto Label_02F4;
case '*':
goto Label_0312;
case '+':
goto Label_032B;
case ',':
throw new ReportError(new StringBuilder("位置").Append(this.int_0).Append("不应该出现逗号").ToString().ToString());
case '-':
goto Label_0341;
case '.':
goto Label_0357;
case '/':
unit = new Divide();
this.int_0++;
goto Label_03B6;
case ':':
unit = new Link(this.cellExt1_0);
this.int_0++;
goto Label_03B6;
case '<':
this.int_0++;
if ((this.int_0 < num) && (this.string_0[this.int_0] == '='))
{
unit = new NotGreater();
this.int_0++;
}
if (unit == null)
{
unit = new Smaller();
}
goto Label_03B6;
case '=':
this.int_0++;
if ((this.int_0 < num) && (this.string_0[this.int_0] == '='))
{
this.int_0++;
}
unit = new Equals();
goto Label_03B6;
case '>':
this.int_0++;
if ((this.int_0 < num) && (this.string_0[this.int_0] == '='))
{
unit = new NotSmaller();
this.int_0++;
}
if (unit == null)
{
unit = new Greater();
}
goto Label_03B6;
default:
if (ch != '|')
{
goto Label_02D1;
}
this.int_0++;
if ((this.int_0 >= num) || (this.string_0[this.int_0] != '|'))
{
throw new ReportError("不能识别标识符|");
}
unit = new Or();
this.int_0++;
goto Label_03B6;
}
unit = LoadFunction.newFunction("address", this.env_0, this.cellExt1_0, this.dataSet_0);
goto Label_03B6;
Label_02D1:
unit = this.createNode();
goto Label_03B6;
Label_02DD:
num2++;
this.int_0++;
continue;
Label_02F4:
if (--num2 < 0)
{
throw new ReportError("括号不匹配，右括号太多！");
}
this.int_0++;
continue;
Label_0312:
unit = new Multiply();
this.int_0++;
goto Label_03B6;
Label_032B:
unit = new Add();
this.int_0++;
goto Label_03B6;
Label_0341:
unit = new Subtract();
this.int_0++;
goto Label_03B6;
Label_0357:
if ((this.unit_1 != null) && !this.unit_1.Operator)
{
unit = LoadFunction.newFunction("dsmember", this.env_0, this.cellExt1_0, this.dataSet_0);
this.int_0++;
}
else
{
unit = this.createNode();
}
Label_03B6:
unit.InBrackets = num2;
this.unit_1 = unit;
if (this.unit_0 != null)
{
Unit right = this.unit_0;
Unit unit2 = null;
while (right != null)
{
if (right.Priority >= unit.Priority)
{
break;
}
unit2 = right;
right = right.Right;
}
unit.Left = right;
if (unit2 == null)
{
this.unit_0 = unit;
}
else
{
unit2.Right = unit;
}
continue;
}
this.unit_0 = unit;
continue;
Label_041D:
this.int_0++;
}
if (num2 > 0)
{
throw new ReportError("括号不匹配，左括号太多！");
}
}
public void Teardown()
{
SUT = null;
}
public static void ToSql(NotEquals expression, StringBuilder builder)
{
if (null == expression) throw new ArgumentNullException("expression");
if (null == builder) throw new ArgumentNullException("builder");
if (expression.Operands.Count > 0)
{
IToken operand1 = expression.Operands
.First();
IToken operand2 = expression.Operands
.ElementAtOrDefault(1);
if (null != operand1 && null != operand2)
{
operand1.ToSql(builder);
builder.Append(" <> ");
operand2.ToSql(builder);
}
}
}
public static string GetNotEqualsExpresstionType(NotEquals expression, VHDLCompilerInterface compiler)
{
return("bool");
}
public void Setup()
{
SUT = new NotEquals(new RealNumber(1), new RealNumber(2));
}
public AbstractValue Evaluate(NotEquals expr)
{
throw new NotImplementedException();
}
