Типы тестирования. Сковорода с антипригарным покрытием. / Testing types. Non-stick frying pan.: Testing types. Non-stick pan

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Put the frying pan on the gas burner, heat it, pour the milk so that it covers the bottom.

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Wait for the liquid evaporation and darkening.

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Expectation: remove milk leftover from the surface with a sponge under running water without any effort.

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Defect: Not found.

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6. GUI Testing.

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Requirement:

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GUI Testing Procedure: Explore the body visually against the the images.

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Expectation:
The frying pan shall meet pictures
Defect: Not found.

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7. Usability Testing.

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Task: The handle shall not heat or melt when the frying pan is heated. The frying pan shall not slip out from the hands.

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Usability Testing Procedure:
Use the frying pan for cooking
Expectation:
Compliance with all above frying pan requirements.
Usability Note: the handle does not heat when the frying pan is heated, because it's made of plastic, which has low thermal conductivity.

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The handle does not melt, as it is attached to the body through the aluminum shielding bracket that extinguishes the flame.

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The frying pan is comfortable to hold in the hand due to its ergonomic shape.
Defect:
Not found.

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8. Regression Testing.

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Task: Check the unit testing defect.

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The frying pan side surface was 2 mm above the stated size.

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Regression Testing Procedure: Repeat the measurement of the frying pan side surface.

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Expectation:
The frying pan side surface should meet the stated requirements
Defect: Not found.

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9. Performance Testing.

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Task:

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Test the rate of the frying pan surface heating.

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The frying pan surface shall heat up to 100 ° C within 30 seconds

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Performance Testing Procedure: Heat the frying pan on the gas burner within 30 seconds.

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Drip a water drop onto the frying pan.
Expectation:The water drop shall sizzle and boil away

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Defect: Not found.

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10. Load Testing.

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Task:

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Test the non-stick coating service life. Service life shall be at least 3000 heatings and coolings without abrupt temperature changes.

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Test the handle fastening. It shall withstand at least 10 kg load.

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Load Testing Procedure: Heat and cool the frying pan rapidly in cold running water until erosion signs appear on the non-stick surface coating.

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Expectation:
Erosion signs shall appear no earlier than after 400 cycles.
Defect: Erosion signs started to appear after 500 cycle of heating and cooling.

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Load Testing Procedure: Put in the frying pan weights weighing 12.5 kg, 13 kg, 14 kg, in turn holding the frying pan by the handle.

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Expectation: The strength of the handle fastening shall be tested successfully.

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Defect: The fastening withstood the load, but the bracket thread started deforming which gave free play and the handle came loose.

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11. Stress Testing.

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Task: Use the frying pan with flatware made ​​from different materials.

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Stress Testing Procedure: Cook in the frying pan using steel, silver, wooden and plastic spatulas.

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Determine the result of using different materials (make sure that the surface is not damaged).

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Expectation:
Steel and silver spatulas will scratch the surface.
Defect: The steel spatula causes a serious mechanical damage, leaving deep scratches on the surface.

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The silver spatula also leaves scratches, but less often and not so deep. Wooden and plastic spatulas leaves no scratches on the frying pans surface.

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