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87 lines
2.2 KiB
87 lines
2.2 KiB
5 months ago
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# test_presentation_assistant.py
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import pytest
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from presentation_assistant import (
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PresentationAssistant,
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SlideNotFoundError,
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)
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@pytest.fixture
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def assistant():
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slides = [
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"Welcome to our presentation!",
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"Here is the agenda for today.",
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"Let's dive into the first topic.",
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"Thank you for attending.",
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]
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return PresentationAssistant(slides)
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def test_init():
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slides = ["Slide 1", "Slide 2"]
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pa = PresentationAssistant(slides)
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assert pa.slides == slides
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assert pa.current_slide == 0
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def test_next_slide(assistant):
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assistant.next_slide()
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assert assistant.current_slide == 1
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assistant.next_slide()
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assert assistant.current_slide == 2
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def test_previous_slide(assistant):
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assistant.current_slide = 2
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assistant.previous_slide()
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assert assistant.current_slide == 1
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assistant.previous_slide()
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assert assistant.current_slide == 0
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def test_next_slide_at_end(assistant):
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assistant.current_slide = len(assistant.slides) - 1
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with pytest.raises(SlideNotFoundError):
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assistant.next_slide()
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def test_previous_slide_at_start(assistant):
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with pytest.raises(SlideNotFoundError):
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assistant.previous_slide()
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def test_go_to_slide(assistant):
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assistant.go_to_slide(2)
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assert assistant.current_slide == 2
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def test_go_to_slide_out_of_range(assistant):
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with pytest.raises(SlideNotFoundError):
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assistant.go_to_slide(len(assistant.slides))
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def test_go_to_slide_negative(assistant):
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with pytest.raises(SlideNotFoundError):
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assistant.go_to_slide(-1)
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def test_current_slide_content(assistant):
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content = assistant.current_slide_content()
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assert content == assistant.slides[0]
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assistant.next_slide()
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content = assistant.current_slide_content()
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assert content == assistant.slides[1]
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def test_show_slide(
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assistant, capsys
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): # capsys is a pytest fixture to capture stdout and stderr
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assistant.show_slide()
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captured = capsys.readouterr()
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assert captured.out.strip() == assistant.slides[0]
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assistant.next_slide()
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assistant.show_slide()
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captured = capsys.readouterr()
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assert captured.out.strip() == assistant.slides[1]
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