1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
# language: es
CaracterĂstica: Funciones Básicas de Calculadora
In order to check I've written the Calculator class correctly
As a developer I want to check some basic operations
So that I can have confidence in my Calculator class.
Antecedentes:
Dado a usable "Calculator" class
Escenario: First Key Press on the Display
Dado a new Calculator object
Y having pressed 1
Entonces the display should show 1
Escenario: Several Key Presses on the Display
Dada a new Calculator object
Y having pressed 1 and 2 and 3 and . and 5 and 0
Entonces the display should show 123.50
Escenario: Pressing Clear Wipes the Display
Dada a new Calculator object
Y having pressed 1 and 2 and 3
Y having pressed C
Entonces the display should show 0
Escenario: Add as you go
Dado a new Calculator object
Y having pressed 1 and 2 and 3 and + and 4 and 5 and 6 and +
Entonces the display should show 579
Escenario: Basic arithmetic
Dado a new Calculator object
Y having keyed <first>
Y having keyed <operator>
Y having keyed <second>
Y having pressed =
Entonces the display should show <result>
Ejemplos:
| first | operator | second | result |
| 5.0 | + | 5.0 | 10 |
| 6 | / | 3 | 2 |
| 10 | * | 7.550 | 75.5 |
| 3 | - | 10 | -7 |
Escenario: Separation of calculations
Dado a new Calculator object
Y having successfully performed the following calculations
| first | operator | second | result |
| 0.5 | + | 0.1 | 0.6 |
| 0.01 | / | 0.01 | 1 |
| 10 | * | 1 | 10 |
Y having pressed 3
Entonces the display should show 3
Escenario: Ticker Tape
Dado a new Calculator object
Y having entered the following sequence
"""
1 + 2 + 3 + 4 + 5 + 6 -
100
* 13 \=\=\= + 2 =
"""
Entonces the display should show -1025
|
