mirror of
https://github.com/eledio-devices/thirdparty-littlefs.git
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97e21eb68e
This is needed to allow compilation of multiple versions in the same binary. Also note that the FUSE testing was removed because of related name issues. ./scripts/prefix.py lfs2
486 lines
14 KiB
Bash
Executable File
486 lines
14 KiB
Bash
Executable File
#!/bin/bash
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set -eu
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echo "=== Allocator tests ==="
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rm -rf blocks
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tests/test.py << TEST
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lfs2_format(&lfs2, &cfg) => 0;
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TEST
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SIZE=15000
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lfs2_mkdir() {
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_mkdir(&lfs2, "$1") => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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}
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lfs2_remove() {
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_remove(&lfs2, "$1/eggs") => 0;
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lfs2_remove(&lfs2, "$1/bacon") => 0;
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lfs2_remove(&lfs2, "$1/pancakes") => 0;
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lfs2_remove(&lfs2, "$1") => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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}
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lfs2_alloc_singleproc() {
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tests/test.py << TEST
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const char *names[] = {"bacon", "eggs", "pancakes"};
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lfs2_mount(&lfs2, &cfg) => 0;
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for (unsigned n = 0; n < sizeof(names)/sizeof(names[0]); n++) {
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sprintf((char*)buffer, "$1/%s", names[n]);
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lfs2_file_open(&lfs2, &file[n], (char*)buffer,
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LFS2_O_WRONLY | LFS2_O_CREAT | LFS2_O_APPEND) => 0;
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}
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for (unsigned n = 0; n < sizeof(names)/sizeof(names[0]); n++) {
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size = strlen(names[n]);
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for (int i = 0; i < $SIZE; i++) {
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lfs2_file_write(&lfs2, &file[n], names[n], size) => size;
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}
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}
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for (unsigned n = 0; n < sizeof(names)/sizeof(names[0]); n++) {
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lfs2_file_close(&lfs2, &file[n]) => 0;
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}
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lfs2_unmount(&lfs2) => 0;
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TEST
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}
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lfs2_alloc_multiproc() {
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for name in bacon eggs pancakes
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do
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_file_open(&lfs2, &file[0], "$1/$name",
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LFS2_O_WRONLY | LFS2_O_CREAT | LFS2_O_APPEND) => 0;
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size = strlen("$name");
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memcpy(buffer, "$name", size);
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for (int i = 0; i < $SIZE; i++) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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done
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}
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lfs2_verify() {
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for name in bacon eggs pancakes
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do
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_file_open(&lfs2, &file[0], "$1/$name", LFS2_O_RDONLY) => 0;
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size = strlen("$name");
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for (int i = 0; i < $SIZE; i++) {
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lfs2_file_read(&lfs2, &file[0], buffer, size) => size;
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memcmp(buffer, "$name", size) => 0;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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done
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}
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echo "--- Single-process allocation test ---"
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lfs2_mkdir singleproc
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lfs2_alloc_singleproc singleproc
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lfs2_verify singleproc
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echo "--- Multi-process allocation test ---"
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lfs2_mkdir multiproc
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lfs2_alloc_multiproc multiproc
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lfs2_verify multiproc
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lfs2_verify singleproc
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echo "--- Single-process reuse test ---"
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lfs2_remove singleproc
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lfs2_mkdir singleprocreuse
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lfs2_alloc_singleproc singleprocreuse
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lfs2_verify singleprocreuse
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lfs2_verify multiproc
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echo "--- Multi-process reuse test ---"
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lfs2_remove multiproc
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lfs2_mkdir multiprocreuse
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lfs2_alloc_singleproc multiprocreuse
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lfs2_verify multiprocreuse
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lfs2_verify singleprocreuse
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echo "--- Cleanup ---"
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lfs2_remove multiprocreuse
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lfs2_remove singleprocreuse
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echo "--- Exhaustion test ---"
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_WRONLY | LFS2_O_CREAT);
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size = strlen("exhaustion");
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memcpy(buffer, "exhaustion", size);
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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lfs2_file_sync(&lfs2, &file[0]) => 0;
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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lfs2_ssize_t res;
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while (true) {
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res = lfs2_file_write(&lfs2, &file[0], buffer, size);
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if (res < 0) {
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break;
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}
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res => size;
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}
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res => LFS2_ERR_NOSPC;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_RDONLY);
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size = strlen("exhaustion");
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lfs2_file_size(&lfs2, &file[0]) => size;
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lfs2_file_read(&lfs2, &file[0], buffer, size) => size;
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memcmp(buffer, "exhaustion", size) => 0;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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echo "--- Exhaustion wraparound test ---"
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_remove(&lfs2, "exhaustion") => 0;
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lfs2_file_open(&lfs2, &file[0], "padding", LFS2_O_WRONLY | LFS2_O_CREAT);
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size = strlen("buffering");
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memcpy(buffer, "buffering", size);
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for (int i = 0; i < $SIZE; i++) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_remove(&lfs2, "padding") => 0;
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_WRONLY | LFS2_O_CREAT);
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size = strlen("exhaustion");
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memcpy(buffer, "exhaustion", size);
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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lfs2_file_sync(&lfs2, &file[0]) => 0;
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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lfs2_ssize_t res;
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while (true) {
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res = lfs2_file_write(&lfs2, &file[0], buffer, size);
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if (res < 0) {
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break;
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}
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res => size;
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}
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res => LFS2_ERR_NOSPC;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_RDONLY);
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size = strlen("exhaustion");
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lfs2_file_size(&lfs2, &file[0]) => size;
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lfs2_file_read(&lfs2, &file[0], buffer, size) => size;
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memcmp(buffer, "exhaustion", size) => 0;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_remove(&lfs2, "exhaustion") => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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echo "--- Dir exhaustion test ---"
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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// find out max file size
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lfs2_mkdir(&lfs2, "exhaustiondir") => 0;
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_WRONLY | LFS2_O_CREAT);
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int count = 0;
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int err;
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while (true) {
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err = lfs2_file_write(&lfs2, &file[0], buffer, size);
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if (err < 0) {
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break;
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}
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count += 1;
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}
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err => LFS2_ERR_NOSPC;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_remove(&lfs2, "exhaustion") => 0;
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lfs2_remove(&lfs2, "exhaustiondir") => 0;
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// see if dir fits with max file size
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_WRONLY | LFS2_O_CREAT);
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for (int i = 0; i < count; i++) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_mkdir(&lfs2, "exhaustiondir") => 0;
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lfs2_remove(&lfs2, "exhaustiondir") => 0;
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lfs2_remove(&lfs2, "exhaustion") => 0;
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// see if dir fits with > max file size
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_WRONLY | LFS2_O_CREAT);
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for (int i = 0; i < count+1; i++) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_mkdir(&lfs2, "exhaustiondir") => LFS2_ERR_NOSPC;
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lfs2_remove(&lfs2, "exhaustion") => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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echo "--- Chained dir exhaustion test ---"
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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// find out max file size
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lfs2_mkdir(&lfs2, "exhaustiondir") => 0;
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for (int i = 0; i < 10; i++) {
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sprintf((char*)buffer, "dirwithanexhaustivelylongnameforpadding%d", i);
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lfs2_mkdir(&lfs2, (char*)buffer) => 0;
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}
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_WRONLY | LFS2_O_CREAT);
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int count = 0;
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int err;
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while (true) {
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err = lfs2_file_write(&lfs2, &file[0], buffer, size);
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if (err < 0) {
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break;
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}
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count += 1;
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}
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err => LFS2_ERR_NOSPC;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_remove(&lfs2, "exhaustion") => 0;
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lfs2_remove(&lfs2, "exhaustiondir") => 0;
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for (int i = 0; i < 10; i++) {
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sprintf((char*)buffer, "dirwithanexhaustivelylongnameforpadding%d", i);
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lfs2_remove(&lfs2, (char*)buffer) => 0;
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}
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// see that chained dir fails
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_WRONLY | LFS2_O_CREAT);
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for (int i = 0; i < count+1; i++) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_sync(&lfs2, &file[0]) => 0;
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for (int i = 0; i < 10; i++) {
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sprintf((char*)buffer, "dirwithanexhaustivelylongnameforpadding%d", i);
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lfs2_mkdir(&lfs2, (char*)buffer) => 0;
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}
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lfs2_mkdir(&lfs2, "exhaustiondir") => LFS2_ERR_NOSPC;
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// shorten file to try a second chained dir
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while (true) {
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err = lfs2_mkdir(&lfs2, "exhaustiondir");
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if (err != LFS2_ERR_NOSPC) {
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break;
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}
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lfs2_ssize_t filesize = lfs2_file_size(&lfs2, &file[0]);
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filesize > 0 => true;
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lfs2_file_truncate(&lfs2, &file[0], filesize - size) => 0;
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lfs2_file_sync(&lfs2, &file[0]) => 0;
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}
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err => 0;
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lfs2_mkdir(&lfs2, "exhaustiondir2") => LFS2_ERR_NOSPC;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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echo "--- Split dir test ---"
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rm -rf blocks
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tests/test.py << TEST
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lfs2_format(&lfs2, &cfg) => 0;
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TEST
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tests/test.py << TEST
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lfs2_mount(&lfs2, &cfg) => 0;
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// create one block hole for half a directory
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lfs2_file_open(&lfs2, &file[0], "bump", LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
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for (lfs2_size_t i = 0; i < cfg.block_size; i += 2) {
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memcpy(&buffer[i], "hi", 2);
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}
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lfs2_file_write(&lfs2, &file[0], buffer, cfg.block_size) => cfg.block_size;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_file_open(&lfs2, &file[0], "exhaustion", LFS2_O_WRONLY | LFS2_O_CREAT);
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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for (lfs2_size_t i = 0;
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i < (cfg.block_count-4)*(cfg.block_size-8);
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i += size) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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// remount to force reset of lookahead
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lfs2_unmount(&lfs2) => 0;
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lfs2_mount(&lfs2, &cfg) => 0;
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// open hole
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lfs2_remove(&lfs2, "bump") => 0;
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lfs2_mkdir(&lfs2, "splitdir") => 0;
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lfs2_file_open(&lfs2, &file[0], "splitdir/bump",
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LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
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for (lfs2_size_t i = 0; i < cfg.block_size; i += 2) {
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memcpy(&buffer[i], "hi", 2);
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}
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lfs2_file_write(&lfs2, &file[0], buffer, 2*cfg.block_size) => LFS2_ERR_NOSPC;
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_unmount(&lfs2) => 0;
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TEST
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echo "--- Outdated lookahead test ---"
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rm -rf blocks
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tests/test.py << TEST
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lfs2_format(&lfs2, &cfg) => 0;
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lfs2_mount(&lfs2, &cfg) => 0;
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// fill completely with two files
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lfs2_file_open(&lfs2, &file[0], "exhaustion1",
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LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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for (lfs2_size_t i = 0;
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i < ((cfg.block_count-2)/2)*(cfg.block_size-8);
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i += size) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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lfs2_file_open(&lfs2, &file[0], "exhaustion2",
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LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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for (lfs2_size_t i = 0;
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i < ((cfg.block_count-2+1)/2)*(cfg.block_size-8);
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i += size) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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// remount to force reset of lookahead
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lfs2_unmount(&lfs2) => 0;
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lfs2_mount(&lfs2, &cfg) => 0;
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// rewrite one file
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lfs2_file_open(&lfs2, &file[0], "exhaustion1",
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LFS2_O_WRONLY | LFS2_O_TRUNC) => 0;
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lfs2_file_sync(&lfs2, &file[0]) => 0;
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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for (lfs2_size_t i = 0;
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i < ((cfg.block_count-2)/2)*(cfg.block_size-8);
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i += size) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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// rewrite second file, this requires lookahead does not
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// use old population
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lfs2_file_open(&lfs2, &file[0], "exhaustion2",
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LFS2_O_WRONLY | LFS2_O_TRUNC) => 0;
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lfs2_file_sync(&lfs2, &file[0]) => 0;
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size = strlen("blahblahblahblah");
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memcpy(buffer, "blahblahblahblah", size);
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for (lfs2_size_t i = 0;
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i < ((cfg.block_count-2+1)/2)*(cfg.block_size-8);
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i += size) {
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lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
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}
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lfs2_file_close(&lfs2, &file[0]) => 0;
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TEST
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echo "--- Outdated lookahead and split dir test ---"
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rm -rf blocks
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|
tests/test.py << TEST
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lfs2_format(&lfs2, &cfg) => 0;
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|
|
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lfs2_mount(&lfs2, &cfg) => 0;
|
|
|
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// fill completely with two files
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lfs2_file_open(&lfs2, &file[0], "exhaustion1",
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LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
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size = strlen("blahblahblahblah");
|
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memcpy(buffer, "blahblahblahblah", size);
|
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for (lfs2_size_t i = 0;
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|
i < ((cfg.block_count-2)/2)*(cfg.block_size-8);
|
|
i += size) {
|
|
lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
|
|
}
|
|
lfs2_file_close(&lfs2, &file[0]) => 0;
|
|
|
|
lfs2_file_open(&lfs2, &file[0], "exhaustion2",
|
|
LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
|
|
size = strlen("blahblahblahblah");
|
|
memcpy(buffer, "blahblahblahblah", size);
|
|
for (lfs2_size_t i = 0;
|
|
i < ((cfg.block_count-2+1)/2)*(cfg.block_size-8);
|
|
i += size) {
|
|
lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
|
|
}
|
|
lfs2_file_close(&lfs2, &file[0]) => 0;
|
|
|
|
// remount to force reset of lookahead
|
|
lfs2_unmount(&lfs2) => 0;
|
|
lfs2_mount(&lfs2, &cfg) => 0;
|
|
|
|
// rewrite one file with a hole of one block
|
|
lfs2_file_open(&lfs2, &file[0], "exhaustion1",
|
|
LFS2_O_WRONLY | LFS2_O_TRUNC) => 0;
|
|
lfs2_file_sync(&lfs2, &file[0]) => 0;
|
|
size = strlen("blahblahblahblah");
|
|
memcpy(buffer, "blahblahblahblah", size);
|
|
for (lfs2_size_t i = 0;
|
|
i < ((cfg.block_count-2)/2 - 1)*(cfg.block_size-8);
|
|
i += size) {
|
|
lfs2_file_write(&lfs2, &file[0], buffer, size) => size;
|
|
}
|
|
lfs2_file_close(&lfs2, &file[0]) => 0;
|
|
|
|
// try to allocate a directory, should fail!
|
|
lfs2_mkdir(&lfs2, "split") => LFS2_ERR_NOSPC;
|
|
|
|
// file should not fail
|
|
lfs2_file_open(&lfs2, &file[0], "notasplit",
|
|
LFS2_O_WRONLY | LFS2_O_CREAT) => 0;
|
|
lfs2_file_write(&lfs2, &file[0], "hi", 2) => 2;
|
|
lfs2_file_close(&lfs2, &file[0]) => 0;
|
|
|
|
lfs2_unmount(&lfs2) => 0;
|
|
TEST
|
|
|
|
echo "--- Results ---"
|
|
tests/stats.py
|