Tester's Anxieties

Slides form the talk I gave at Testival 2017 (http://www.testival.eu) about my anxieties of being a tester.

Transcript

1. TESTER’S ANXIETIES
2. my name is Alex
3. my name is Alex
4. my name is Alex @p0deje
5. my name is Alex @p0deje
6. my name is Alex @p0deje
7. my name is Alex @p0deje
8. TESTER’S ANXIETIES
9. Test automation "
10. Test automation Performance testing "
11. Test automation Performance testing Security testing "
12. Organizing testing process #
13. Organizing testing process Agile testing #
14. Organizing testing process Agile testing Test management #
15. Any talks about testers?
16. What bothers me most as a tester?
17. ↖ ⬆ ↗ ⬅ ➡ ↙ ⬇ ↘
19. Do agile teams need testers?
20. Do agile teams need testers? Should testers fix bugs?
21. So, you want to release? Tell me more about how we roll it back when we’re screwed
22. Contradictions + Cautiousness = Anxiety
23. Contradictions + Cautiousness = Anxiety
24. Contradictions + Cautiousness = Anxiety
25. TESTER’S ANXIETIES
26. MY ANXIETIES
27. .
28. . Cultural studies English
29. ✍ Technical writer Software tester
30. ✍ Technical writer Software tester
32. “All I need to do is use the application, write down problems and they also pay me for this? How awesome is that!” Brand New Tester
33. logging bugs > doing testing = logging bugs < doing testing = logging bugs ≃ doing testing =
34. logging bugs > doing testing = logging bugs < doing testing = logging bugs ≃ doing testing =
35. logging bugs > doing testing = logging bugs < doing testing = logging bugs ≃ doing testing =
36. logging bugs > doing testing = logging bugs < doing testing = logging bugs ≃ doing testing =
37. logging bugs > doing testing = logging bugs < doing testing = logging bugs ≃ doing testing =
38. logging bugs > doing testing = logging bugs < doing testing = logging bugs ≃ doing testing =
42. 6 Test automation
43. Test automation Performance testing 6
44. Testing is easy 6
45. Testing is hard 6
46. Testing is hard
47. I DON’T KNOW HOW TO TEST
48. Boundary value analysis Equivalence partitioning Pairwise testing Decision tables
49. Boundary value analysis Equivalence partitioning Pairwise testing Decision tables
50. Boundary value analysis Equivalence partitioning Pairwise testing Decision tables
51. Boundary value analysis Equivalence partitioning Pairwise testing Decision tables
52. Boundary value analysis Equivalence partitioning Pairwise testing Decision tables
53. How to test?
54. How to test? 9
55. How to test?
56. Object-oriented programming Functional programming
57. Object-oriented programming Functional programming DRY SOLID YAGNI
58. Design patterns Books Object-oriented programming Functional programming DRY SOLID YAGNI
59. Programming Testing Analysis Decomposition Analysis Decomposition Composition Synthesis
60. Programming Testing Analysis Decomposition Analysis Decomposition Composition Synthesis
61. Programming Testing Analysis Decomposition Analysis Decomposition Composition Synthesis
62. A tester is ;<
63. A tester is ;<
64. A tester is ;=
65. How to test?
66. How to test? 9
67. How to test?
68. Keep looking for the answer
69. Automated testing vs Manual testing
70. Automated testing vs Manual testing
71. Automated testing vs Manual testing
72. DO I AUTOMATE ENOUGH?
73. Database Front-end Server Search engines Analytics Assets 3rd party integrations
75. Unit tests
76. Unit tests Integration tests
77. Unit tests System tests Integration tests
78. Unit tests System tests Exploratory testing Integration tests
79. Unit tests UI tests Exploratory testing Integration tests
80. Unit tests Integration tests UI tests Exploratory testing API tests
81. Unit tests Integration tests UI tests Exploratory testing API tests
82. Unit tests Integration tests UI tests Exploratory testing API tests
83. PRODUCTION
84. PRODUCTION Unit tests System tests Integration tests
85. PRODUCTION
86. PRODUCTION I am a server config syntax error!
87. PRODUCTION Unit tests System tests Integration tests
88. PRODUCTION System tests Integration tests
89. PRODUCTION
90. PRODUCTION I am an invalid input error!
91. PRODUCTION Unit tests System tests Integration tests
92. PRODUCTION Unit tests Integration tests
93. PRODUCTION
94. PRODUCTION I am a broken contract between API and front-end!
95. DO I AUTOMATE ENOUGH?
96. Can I write a good test on this level? Unit tests System tests Exploratory testing Integration tests
97. Can I write a good test on this level? Unit tests System tests Exploratory testing Integration tests
98. Can I write a good test on this level? Unit tests System tests Exploratory testing Integration tests
99. Can I write a good test on this level? Unit tests System tests Exploratory testing Integration tests
100. Do I automate too much?
103. Tests are dumb
104. I DON’T TRUST MY TESTS
105. Arrange Act Assert
106. Arrange Act Assert
107. Arrange Act Assert
108. Arrange Act Assert
109. Arrange Act Assert
110. 6 Uses available data Shares data between tests Uses data that is told to use Should not share data between tests
111. 6 Uses available data Shares data between tests Uses data that is told to use Should not share data between tests
112. 6 Uses available data Shares data between tests Uses data that is told to use Should not share data between tests
113. 6 Uses available data Shares data between tests Uses data that is told to use Should not share data between tests
114. 6 Uses available data Shares data between tests Uses data that is told to use Should not share data between tests
115. Online shop
116. Online shop Add item to cart Update item in cart Remove item from cart Checkout
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118. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
119. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
120. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
121. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
122. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
123. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
124. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
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126. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
127. Online shop Add item to cart Update item in cart Remove item from cart Checkout 6
128. 6 Less deterministic More deterministic
129. How can we make tests less deterministic?
130. Model-based testing
131. Usual test Model-based test Determine the exact steps Describe the possible states and steps between them
132. Usual test Model-based test Determine the exact steps Describe the possible states and steps between them
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158. Less deterministic Improved test coverage Same execution time
159. Less deterministic Improved test coverage Same execution time
160. Less deterministic Improved test coverage Same execution time
161. Arrange Act Assert
162. Arrange Act Assert
163. Arrange Act Assert
164. Test oracle ☝
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171. Combinatorial problems
172. Period of being a customer Country # of purchases Average time on site
173. Period of being a customer Country # of purchases Average time on site 42%
174. Randomized input Neural network System under test Compare
175. Unit tests System tests Exploratory testing Integration tests
176. Unit tests System tests Exploratory testing Integration tests
177. I DON’T KNOW HOW TO TEST
178. KEEP LEARNING “THIS IS FINE”
179. I DON’T KNOW IF I AUTOMATE ENOUGH
180. USE TEST PYRAMID
181. I DON’T TRUST MY TESTS
182. DON’T WRITE MORE TESTS, MAKE TESTS SMARTER
183. WHAT ARE YOUR ANXIETIES?
184. WHAT ARE YOUR ANXIETIES? @p0deje p0deje@gmail.com
185. WHAT ARE YOUR ANXIETIES? @p0deje p0deje@gmail.com
186. my name is Alex @p0deje p0deje@gmail.com