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61 lines
1.2 KiB
C
61 lines
1.2 KiB
C
/*
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* vm_bitfont.c
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*/
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#include <criterion/criterion.h>
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#include "vm_bitfont.h"
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static vm_bitfont *font;
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static void
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setup()
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{
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vm_screen *screen;
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screen = vm_screen_create();
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font = vm_bitfont_create(screen, "apple2-system", 7, 8, 0x7F);
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}
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static void
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teardown()
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{
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vm_bitfont_free(font);
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}
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TestSuite(vm_bitfont, .init = setup, .fini = teardown);
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Test(vm_bitfont, create)
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{
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cr_assert_neq(font, NULL);
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cr_assert_eq(font->width, 7);
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cr_assert_eq(font->height, 8);
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cr_assert_eq(font->cmask, 0x7F);
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// This should be NULL because we have no screen
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cr_assert_eq(font->texture, NULL);
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}
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Test(vm_bitfont, offset)
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{
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char ch = 'p';
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vm_area area;
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vm_bitfont_offset(font, ch, &area);
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cr_assert_eq(area.xoff, (ch & 0x0f) * font->width);
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cr_assert_eq(area.yoff, (ch >> 4) * font->height);
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}
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/*
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* A note: I omitted a test for vm_bitfont_render(), as this function is
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* a) reliant on vm_bitfont_offset for the right glyph to render, and b)
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* is otherwise reliant on our graphics library to properly render the
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* character. As we run our tests in a headless mode, we are unable to
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* automate that specific kind of test.
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*/
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Test(vm_bitfont, render)
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{
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}
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