173 lines
9.4 KiB
C
173 lines
9.4 KiB
C
/*
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* Copyright © 2016 Igalia S.L.
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Igalia Author(s): Frédéric Wang
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*/
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#include "hb-test.h"
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#include "hb-ft.h"
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#include "hb-ot.h"
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/* Unit tests for hb-ot-layout.h - OpenType MATH table */
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static FT_Library ft_library;
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static FT_Face ft_face;
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static hb_font_t *hb_font;
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static hb_face_t *hb_face;
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static inline void
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initFreeType (void)
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{
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FT_Error ft_error;
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if ((ft_error = FT_Init_FreeType (&ft_library)))
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abort();
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}
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static inline void
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cleanupFreeType (void)
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{
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FT_Done_FreeType (ft_library);
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}
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static void
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openFont(const char* fontFile)
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{
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FT_Error ft_error;
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if ((ft_error = FT_New_Face (ft_library, fontFile, 0, &ft_face)))
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abort();
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#define fontSize 1000
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if ((ft_error = FT_Set_Char_Size (ft_face, fontSize, fontSize, 0, 0)))
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abort();
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hb_font = hb_ft_font_create (ft_face, NULL);
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hb_face = hb_ft_face_create_cached(ft_face);
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}
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static inline void
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closeFont (void)
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{
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hb_font_destroy (hb_font);
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FT_Done_Face (ft_face);
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}
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static void
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test_has_math_data (void)
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{
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initFreeType();
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openFont("fonts/MathTestFontNone.otf");
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g_assert(!hb_ot_layout_has_math_data (hb_face)); // MATH table not available
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closeFont();
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openFont("fonts/MathTestFontEmpty.otf");
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g_assert(hb_ot_layout_has_math_data (hb_face)); // MATH table available
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closeFont();
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cleanupFreeType();
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}
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static void
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test_get_math_constant (void)
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{
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initFreeType();
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openFont("fonts/MathTestFontEmpty.otf");
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g_assert_cmpint(hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT), ==, 0); // MathConstants not available
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closeFont();
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openFont("fonts/MathTestFontFull.otf");
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_DELIMITED_SUB_FORMULA_MIN_HEIGHT)), ==, 100);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_DISPLAY_OPERATOR_MIN_HEIGHT)), ==, 200);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_MATH_LEADING)), ==, 300);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_AXIS_HEIGHT)), ==, 400);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_ACCENT_BASE_HEIGHT)), ==, 500);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FLATTENED_ACCENT_BASE_HEIGHT)), ==, 600);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUBSCRIPT_SHIFT_DOWN)), ==, 700);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUBSCRIPT_TOP_MAX)), ==, 800);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUBSCRIPT_BASELINE_DROP_MIN)), ==, 900);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP)), ==, 1100);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_SHIFT_UP_CRAMPED)), ==, 1200);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MIN)), ==, 1300);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_BASELINE_DROP_MAX)), ==, 1400);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUB_SUPERSCRIPT_GAP_MIN)), ==, 1500);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SUPERSCRIPT_BOTTOM_MAX_WITH_SUBSCRIPT)), ==, 1600);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SPACE_AFTER_SCRIPT)), ==, 1700);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UPPER_LIMIT_GAP_MIN)), ==, 1800);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UPPER_LIMIT_BASELINE_RISE_MIN)), ==, 1900);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_LOWER_LIMIT_GAP_MIN)), ==, 2200);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_LOWER_LIMIT_BASELINE_DROP_MIN)), ==, 2300);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_TOP_SHIFT_UP)), ==, 2400);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_TOP_DISPLAY_STYLE_SHIFT_UP)), ==, 2500);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_BOTTOM_SHIFT_DOWN)), ==, 2600);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_BOTTOM_DISPLAY_STYLE_SHIFT_DOWN)), ==, 2700);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_GAP_MIN)), ==, 2800);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STACK_DISPLAY_STYLE_GAP_MIN)), ==, 2900);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STRETCH_STACK_TOP_SHIFT_UP)), ==, 3000);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STRETCH_STACK_BOTTOM_SHIFT_DOWN)), ==, 3100);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_ABOVE_MIN)), ==, 3200);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_STRETCH_STACK_GAP_BELOW_MIN)), ==, 3300);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_SHIFT_UP)), ==, 3400);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_DISPLAY_STYLE_SHIFT_UP)), ==, 3500);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_SHIFT_DOWN)), ==, 3600);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_DISPLAY_STYLE_SHIFT_DOWN)), ==, 3700);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_NUMERATOR_GAP_MIN)), ==, 3800);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_NUM_DISPLAY_STYLE_GAP_MIN)), ==, 3900);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_RULE_THICKNESS)), ==, 4000);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_DENOMINATOR_GAP_MIN)), ==, 4100);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_FRACTION_DENOM_DISPLAY_STYLE_GAP_MIN)), ==, 4200);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SKEWED_FRACTION_HORIZONTAL_GAP)), ==, 4300);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SKEWED_FRACTION_VERTICAL_GAP)), ==, 4400);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_OVERBAR_VERTICAL_GAP)), ==, 4500);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_OVERBAR_RULE_THICKNESS)), ==, 4600);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_OVERBAR_EXTRA_ASCENDER)), ==, 4700);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UNDERBAR_VERTICAL_GAP)), ==, 4800);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UNDERBAR_RULE_THICKNESS)), ==, 4900);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_UNDERBAR_EXTRA_DESCENDER)), ==, 5000);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_VERTICAL_GAP)), ==, 5100);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_DISPLAY_STYLE_VERTICAL_GAP)), ==, 5200);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_RULE_THICKNESS)), ==, 5300);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_EXTRA_ASCENDER)), ==, 5400);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_KERN_BEFORE_DEGREE)), ==, 5500);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_KERN_AFTER_DEGREE)), ==, 5600);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SCRIPT_PERCENT_SCALE_DOWN)), ==, 87);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_SCRIPT_SCRIPT_PERCENT_SCALE_DOWN)), ==, 76);
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g_assert_cmpint((hb_ot_layout_get_math_constant (hb_font, HB_OT_MATH_CONSTANT_RADICAL_DEGREE_BOTTOM_RAISE_PERCENT)), ==, 65);
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closeFont();
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cleanupFreeType();
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}
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int
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main (int argc, char **argv)
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{
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hb_test_init (&argc, &argv);
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hb_test_add (test_has_math_data);
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hb_test_add (test_get_math_constant);
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return hb_test_run();
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}
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