157 lines
4.2 KiB
Python
157 lines
4.2 KiB
Python
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"""
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Python scripts to test PikaPalette class of libpika API.
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See comments about usage and setup in test-resource-class.py
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Setup: "Bears" palette is selected.
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Testing context_get_palette is in test_resource_class.py
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"""
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"""
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Create artifacts needed for testing.
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"""
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success, foreground_color = Pika.context_get_foreground()
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assert success
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"""
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Ensure setup was done.
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"""
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if Pika.context_get_palette().get_id() != "Bears" :
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print("\n\n Setup improper: test requires palette Bears selected \n\n")
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"""
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Test a known, stock palette "Bears"
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!!! Test numeric literals must change if the palette is changed.
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"""
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palette_bears = Pika.context_get_palette()
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assert palette_bears.get_id() == "Bears"
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assert palette_bears.get_color_count() == 256
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assert palette_bears.get_columns() == 0
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colors = palette_bears.get_colors()
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assert len(colors) == 256
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# color of first entry is as expected
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success, color = palette_bears.entry_get_color(0)
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assert success
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assert color.r == 0.03137254901960784
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assert color.g == 0.03137254901960784
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assert color.b == 0.03137254901960784
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"""
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Test permissions on stock palette.
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"""
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# Stock palette is not editable
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assert not palette_bears.is_editable()
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# Stock palette cannot set columns
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assert not palette_bears.set_columns(4)
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# Stock palette cannot add entry
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success, index = palette_bears.add_entry("foo", foreground_color)
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assert success == False
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# Stock palette cannot delete entry
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assert not palette_bears.delete_entry(0)
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"""
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Test new palette.
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"""
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palette_new = Pika.Palette.new("Test New Palette")
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# A new palette has the requested name.
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# Assuming it does not exist already because the tester followed setup correctly
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assert palette_new.get_id() == "Test New Palette"
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# a new palette is editable
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assert palette_new.is_editable() == True
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# a new palette has zero colors
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assert palette_new.get_color_count() == 0
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# a new palette has an empty array of colors
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colors = palette_new.get_colors()
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assert len(colors) == 0
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# a new palette displays with the default count of columns
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assert palette_new.get_columns() == 0
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# You can set columns even when empty of colors
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success = palette_new.set_columns(12)
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assert success == True
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assert palette_new.get_columns() == 12
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# Cannot set columns > 64
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# Expect a pika error dialog "Calling error...out of range"
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success = palette_new.set_columns(65)
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assert not success
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# after out of range, still has the original value
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assert palette_new.get_columns() == 12
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# Cannot set columns to negative number
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# TODO
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"""
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Test add entry
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"""
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# You can add entries to a new palette
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success, index = palette_new.add_entry("", foreground_color)
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assert success == True
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# The first index is 0
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assert index == 0
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# After adding an entry, color count is incremented
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assert palette_new.get_color_count() == 1
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# The color of the new entry equals what we passed
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success, color = palette_new.entry_get_color(0)
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assert success == True
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assert foreground_color.r == color.r
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# You can add the same color twice
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success, index = palette_new.add_entry("", foreground_color)
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assert success == True
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assert index == 1
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assert palette_new.get_color_count() == 2
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# An added entry for which the provided name was empty string is empty string
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# TODO C code seems to suggest that it should be named "Untitled"
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success, name = palette_new.entry_get_name(1)
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assert success
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assert name == ""
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"""
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Test delete entry
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"""
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assert palette_new.delete_entry(1) == True
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# Delete entry decrements the color count
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assert palette_new.get_color_count() == 1
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# A deleted entry no longer is gettable
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success, name = palette_new.entry_get_name(1)
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assert not success
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assert name == None
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"""
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Test that an instance that we created in previous test runs persists.
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"""
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palette_persisted = Pika.Palette()
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palette_persisted.set_property("id", "Test New Palette")
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assert palette_persisted.get_color_count() == 1
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"""
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Test invalid palette
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Rare. We do not envision plugins to be constructing Pika.Palette using the class constructor.
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(Only using the new() method.)
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We only envision plugins getting a Pika.Palette from a dialog or from Pika.Context.
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Expect error dialog "A plugin is trying to use a resource that is no longer installed."
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"""
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palette_invalid = Pika.Palette() # class constructor in Python
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palette_invalid.set_property("id", "invalid name")
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assert palette_invalid.is_editable() == True
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