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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2022 Blender Foundation. */
#include "BLI_path_util.h"
#include "BLI_string.h"
#include "BKE_image.h"
#include "MEM_guardedalloc.h"
#include "testing/testing.h"
namespace blender::bke::tests {
TEST(udim, image_ensure_tile_token)
{
auto verify = [](const char *original, const char *expected) {
char result[FILE_MAX];
BLI_strncpy(result, original, sizeof(result));
BKE_image_ensure_tile_token(result);
EXPECT_STREQ(result, expected);
};
/* Already present tokens. */
verify("test.<UDIM>.png", "test.<UDIM>.png");
verify("test.<UVTILE>.png", "test.<UVTILE>.png");
/* UDIM pattern detection. */
verify("test.1002.png", "test.<UDIM>.png");
verify("test-1002-ao.png", "test-<UDIM>-ao.png");
verify("test_1002_ao.png", "test_<UDIM>_ao.png");
verify("test.1002.ver0023.png", "test.<UDIM>.ver0023.png");
verify("test.ver0023.1002.png", "test.ver0023.<UDIM>.png");
verify("test.1002.1.png", "test.<UDIM>.1.png");
verify("test.1.1002.png", "test.1.<UDIM>.png");
verify("test-2022-01-01.1002.png", "test-2022-01-01.<UDIM>.png");
verify("1111_11.1002.png", "1111_11.<UDIM>.png");
verify("2111_01.1002.png", "2111_01.<UDIM>.png");
verify("2022_1002_100200.1002.png", "2022_1002_100200.<UDIM>.png");
/* UVTILE pattern detection. */
verify("uv-test.u2_v10.png", "uv-test.<UVTILE>.png");
verify("uv-test-u2_v10-ao.png", "uv-test-<UVTILE>-ao.png");
verify("uv-test_u2_v10_ao.png", "uv-test_<UVTILE>_ao.png");
verify("uv-test.u10_v100.png", "uv-test.<UVTILE>.png");
verify("u_v-test.u2_v10.png", "u_v-test.<UVTILE>.png");
verify("u2_v10uv-test.png", "<UVTILE>uv-test.png");
verify("u2_v10u_v-test.png", "<UVTILE>u_v-test.png");
/* Patterns which should not be detected as UDIMs. */
for (const char *incorrect : {"1002.png",
"1002test.png",
"test1002.png",
"test(1002).png",
"(1002)test.png",
"test-1080p.png",
"test-1920x1080.png",
"test.123.png",
"test.12345.png",
"test.uv.png",
"test.u1v.png",
"test.uv1.png",
"test.u_v.png",
"test.u1_v.png",
"test.u_v2.png",
"test.u2v3.png",
"test.u123_v1.png",
"test.u1_v12345.png"}) {
/* These should not result in modifications happening. */
verify(incorrect, incorrect);
}
}
TEST(udim, image_get_tile_strformat)
{
eUDIM_TILE_FORMAT tile_format;
char *udim_pattern;
/* Parameter validation. */
udim_pattern = BKE_image_get_tile_strformat(nullptr, &tile_format);
EXPECT_EQ(udim_pattern, nullptr);
udim_pattern = BKE_image_get_tile_strformat("", nullptr);
EXPECT_EQ(udim_pattern, nullptr);
/* Typical usage. */
udim_pattern = BKE_image_get_tile_strformat("", &tile_format);
EXPECT_EQ(tile_format, UDIM_TILE_FORMAT_NONE);
EXPECT_EQ(udim_pattern, nullptr);
udim_pattern = BKE_image_get_tile_strformat("test.<UNKNOWN>.png", &tile_format);
EXPECT_EQ(tile_format, UDIM_TILE_FORMAT_NONE);
EXPECT_EQ(udim_pattern, nullptr);
udim_pattern = BKE_image_get_tile_strformat("test.<UDIM>.png", &tile_format);
EXPECT_EQ(tile_format, UDIM_TILE_FORMAT_UDIM);
EXPECT_STREQ(udim_pattern, "test.%d.png");
MEM_freeN(udim_pattern);
udim_pattern = BKE_image_get_tile_strformat("test.<UVTILE>.png", &tile_format);
EXPECT_EQ(tile_format, UDIM_TILE_FORMAT_UVTILE);
EXPECT_STREQ(udim_pattern, "test.u%d_v%d.png");
MEM_freeN(udim_pattern);
}
TEST(udim, image_get_tile_number_from_filepath)
{
eUDIM_TILE_FORMAT tile_format;
char *udim_pattern;
int tile_number;
udim_pattern = BKE_image_get_tile_strformat("test.<UDIM>.png", &tile_format);
EXPECT_EQ(tile_format, UDIM_TILE_FORMAT_UDIM);
EXPECT_NE(udim_pattern, nullptr);
/* Parameter validation. */
EXPECT_FALSE(
BKE_image_get_tile_number_from_filepath(nullptr, udim_pattern, tile_format, &tile_number));
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"test.1004.png", nullptr, tile_format, &tile_number));
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"test.1004.png", udim_pattern, UDIM_TILE_FORMAT_NONE, &tile_number));
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"test.1004.png", udim_pattern, tile_format, nullptr));
/* UDIM tile format tests. */
EXPECT_TRUE(BKE_image_get_tile_number_from_filepath(
"test.1004.png", udim_pattern, tile_format, &tile_number));
EXPECT_EQ(tile_number, 1004);
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"has_no_number.png", udim_pattern, tile_format, &tile_number));
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"test.X.png", udim_pattern, tile_format, &tile_number));
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"wrong.1004.png", udim_pattern, tile_format, &tile_number));
MEM_freeN(udim_pattern);
/* UVTILE tile format tests. */
udim_pattern = BKE_image_get_tile_strformat("test.<UVTILE>.png", &tile_format);
EXPECT_EQ(tile_format, UDIM_TILE_FORMAT_UVTILE);
EXPECT_NE(udim_pattern, nullptr);
EXPECT_TRUE(BKE_image_get_tile_number_from_filepath(
"test.u2_v2.png", udim_pattern, tile_format, &tile_number));
EXPECT_EQ(tile_number, 1012);
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"has_no_number.png", udim_pattern, tile_format, &tile_number));
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"test.u1_vX.png", udim_pattern, tile_format, &tile_number));
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"test.uX_v1.png", udim_pattern, tile_format, &tile_number));
EXPECT_FALSE(BKE_image_get_tile_number_from_filepath(
"wrong.u2_v2.png", udim_pattern, tile_format, &tile_number));
MEM_freeN(udim_pattern);
}
TEST(udim, image_set_filepath_from_tile_number)
{
eUDIM_TILE_FORMAT tile_format;
char *udim_pattern;
udim_pattern = BKE_image_get_tile_strformat("test.<UDIM>.png", &tile_format);
EXPECT_EQ(tile_format, UDIM_TILE_FORMAT_UDIM);
EXPECT_NE(udim_pattern, nullptr);
char filepath[FILE_MAX];
/* Parameter validation. */
BLI_strncpy(filepath, "xxxx", FILE_MAX);
BKE_image_set_filepath_from_tile_number(nullptr, udim_pattern, tile_format, 1028);
BKE_image_set_filepath_from_tile_number(filepath, nullptr, tile_format, 1028);
EXPECT_STREQ(filepath, "xxxx");
BKE_image_set_filepath_from_tile_number(filepath, udim_pattern, UDIM_TILE_FORMAT_NONE, 1028);
EXPECT_STREQ(filepath, "xxxx");
/* UDIM tile format tests. */
BKE_image_set_filepath_from_tile_number(filepath, udim_pattern, tile_format, 1028);
EXPECT_STREQ(filepath, "test.1028.png");
MEM_freeN(udim_pattern);
/* UVTILE tile format tests. */
udim_pattern = BKE_image_get_tile_strformat("test.<UVTILE>.png", &tile_format);
EXPECT_EQ(tile_format, UDIM_TILE_FORMAT_UVTILE);
EXPECT_NE(udim_pattern, nullptr);
BKE_image_set_filepath_from_tile_number(filepath, udim_pattern, tile_format, 1028);
EXPECT_STREQ(filepath, "test.u8_v3.png");
MEM_freeN(udim_pattern);
}
} // namespace blender::bke::tests
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