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Import of the watch repository from Pebble
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Matthieu Jeanson
Katharine Berry
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3b92768480
10334 changed files with 2564465 additions and 0 deletions
209
tests/fw/graphics/test_png.c
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209
tests/fw/graphics/test_png.c
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/*
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* Copyright 2024 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "applib/graphics/gbitmap_png.h"
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#include "clar.h"
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#include "util.h"
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#include <string.h>
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#include <stdio.h>
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// Stubs
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////////////////////////////////////
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#include "stubs_applib_resource.h"
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#include "stubs_app_state.h"
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#include "stubs_heap.h"
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#include "stubs_resources.h"
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#include "stubs_syscalls.h"
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#include "stubs_passert.h"
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#include "stubs_pbl_malloc.h"
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#include "stubs_logging.h"
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// Tests
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////////////////////////////////////
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// Reference PNGs reside in "tests/fw/graphics/test_images/"
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// and are created at build time, with the PNG file copied to TEST_IMAGES_PATH
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// and a separate PBI generated by bitmapgen.py from the PNG copied to TEST_IMAGES_PATH
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// covers 1,2,4,8 bit palettized
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// covers 1,2,4,8 bit palettized with transparency
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// covers 1, 2 bit greyscale
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// covers 1, 2 bit greyscale with transparency
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// covers 4 bit greyscale with transparency (black, white, dark_grey, light_grey, transparent)
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// Tests 1-bit jazzberry_jam colored palettized PNG loading into gbitmap
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// tests covers an old bug in image tooling where 1 color was 2 power 0
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// so bitdepth was detected as 0 (incorrectly)
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_1_bit_jazzberry_jam(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(1bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(1bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat1BitPalette);
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}
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// Tests 1-bit red&white palettized PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_1_bit(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(1bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(1bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat1BitPalette);
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}
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// Tests 2-bit palettized PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_2_bit(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(2bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(2bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat2BitPalette);
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}
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// Tests 4-bit palettized PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_4_bit(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(4bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(4bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat4BitPalette);
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}
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// Tests 8-bit palettized 64-color PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_8_bit(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(8bit));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(8bit)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat8Bit);
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}
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// Tests 1-bit transparent palettized PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_1_bit_transparent(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(1bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(1bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat1BitPalette);
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}
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// Tests 2-bit transparent palettized PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_2_bit_transparent(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(2bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(2bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat2BitPalette);
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}
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// Tests 4-bit transparent palettized PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_4_bit_transparent(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(4bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(4bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat4BitPalette);
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}
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// Tests 8-bit transparent palettized PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_8_bit_transparent(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(8bit));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(8bit)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat8Bit);
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}
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// Tests 1-bit all black greyscale PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__greyscale_1_bit_black(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(1bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(1bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat1BitPalette);
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}
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// Tests 1-bit b&w greyscale PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__greyscale_1_bit(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(1bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(1bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat1BitPalette);
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}
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// Tests 2-bit greyscale PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__greyscale_2_bit(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(2bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(2bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat2BitPalette);
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}
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// Tests 1-bit transparent greyscale PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__greyscale_1_bit_transparent(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(1bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(1bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat1BitPalette);
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}
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// Tests 2-bit transparent greyscale PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__greyscale_2_bit_transparent(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(2bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(2bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat2BitPalette);
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}
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// Tests 4-bit transparent greyscale PNG loading into gbitmap
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__greyscale_4_bit_transparent(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(4bitpalette));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(4bitpalette)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat4BitPalette);
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}
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// Tests 8-bit transparent color PNG with 4-bit number of colors (<= 16 colors)
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// loading into gbitmap
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// Checks for bug fixed for PBL-15809, where GBitmap depth was based off
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// number of colors and not index value bits-per-pixel (bpp).
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_8_bit_transparent_bpp_check(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(8bit));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(8bit)));
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// Make sure bpp detection doesn't fail in the future
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat8Bit);
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}
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// Tests 8-bit transparent color PNG with 256 Colors
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// loading into gbitmap
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// Checks for bug fixed for PBL-16549, where uint8_t limit was 255
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// causing failure to load palette
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// Result:
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// - gbitmap matches platform loaded PNG
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void test_png__color_256_colors_check(void) {
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GBitmap *bitmap = setup_png_test(TEST_PNG_FILE_FMT(raw));
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cl_assert(gbitmap_pbi_eq(bitmap, TEST_PBI_FILE_FMT(raw)));
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cl_assert_equal_i(gbitmap_get_format(bitmap), GBitmapFormat8Bit);
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}
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