| // SPDX-License-Identifier: GPL-2.0+ |
| /* |
| * Tests for setexpr command |
| * |
| * Copyright 2020 Google LLC |
| * Written by Simon Glass <sjg@chromium.org> |
| */ |
| |
| #include <common.h> |
| #include <console.h> |
| #include <mapmem.h> |
| #include <dm/test.h> |
| #include <test/suites.h> |
| #include <test/ut.h> |
| |
| #define BUF_SIZE 0x100 |
| |
| /* Declare a new mem test */ |
| #define SETEXPR_TEST(_name, _flags) UNIT_TEST(_name, _flags, setexpr_test) |
| |
| /* Test 'setexpr' command with simply setting integers */ |
| static int setexpr_test_int(struct unit_test_state *uts) |
| { |
| u8 *buf; |
| |
| buf = map_sysmem(0, BUF_SIZE); |
| memset(buf, '\xff', BUF_SIZE); |
| |
| /* byte */ |
| buf[0x0] = 0x12; |
| ut_assertok(run_command("setexpr.b fred 0", 0)); |
| ut_asserteq_str("0", env_get("fred")); |
| ut_assertok(run_command("setexpr.b fred *0", 0)); |
| ut_asserteq_str("12", env_get("fred")); |
| |
| /* 16-bit */ |
| *(short *)buf = 0x2345; |
| ut_assertok(run_command("setexpr.w fred 0", 0)); |
| ut_asserteq_str("0", env_get("fred")); |
| ut_assertok(run_command("setexpr.w fred *0", 0)); |
| ut_asserteq_str("2345", env_get("fred")); |
| |
| /* 32-bit */ |
| *(u32 *)buf = 0x3456789a; |
| ut_assertok(run_command("setexpr.l fred 0", 0)); |
| ut_asserteq_str("0", env_get("fred")); |
| ut_assertok(run_command("setexpr.l fred *0", 0)); |
| ut_asserteq_str("3456789a", env_get("fred")); |
| |
| /* 64-bit */ |
| *(u64 *)buf = 0x456789abcdef0123; |
| ut_assertok(run_command("setexpr.q fred 0", 0)); |
| ut_asserteq_str("0", env_get("fred")); |
| ut_assertok(run_command("setexpr.q fred *0", 0)); |
| ut_asserteq_str("456789abcdef0123", env_get("fred")); |
| |
| /* default */ |
| ut_assertok(run_command("setexpr fred 0", 0)); |
| ut_asserteq_str("0", env_get("fred")); |
| ut_assertok(run_command("setexpr fred *0", 0)); |
| ut_asserteq_str("cdef0123", env_get("fred")); |
| |
| unmap_sysmem(buf); |
| |
| return 0; |
| } |
| SETEXPR_TEST(setexpr_test_int, UT_TESTF_CONSOLE_REC); |
| |
| /* Test 'setexpr' command with + operator */ |
| static int setexpr_test_plus(struct unit_test_state *uts) |
| { |
| char *buf; |
| |
| buf = map_sysmem(0, BUF_SIZE); |
| memset(buf, '\xff', BUF_SIZE); |
| |
| /* byte */ |
| buf[0x0] = 0x12; |
| buf[0x10] = 0x34; |
| ut_assertok(run_command("setexpr.b fred *0 + *10", 0)); |
| ut_asserteq_str("46", env_get("fred")); |
| |
| /* 16-bit */ |
| *(short *)buf = 0x2345; |
| *(short *)(buf + 0x10) = 0xf012; |
| ut_assertok(run_command("setexpr.w fred *0 + *10", 0)); |
| ut_asserteq_str("11357", env_get("fred")); |
| |
| /* 32-bit */ |
| *(u32 *)buf = 0x3456789a; |
| *(u32 *)(buf + 0x10) = 0xc3384235; |
| ut_assertok(run_command("setexpr.l fred *0 + *10", 0)); |
| ut_asserteq_str("f78ebacf", env_get("fred")); |
| |
| /* 64-bit */ |
| *(u64 *)buf = 0x456789abcdef0123; |
| *(u64 *)(buf + 0x10) = 0x4987328372849283; |
| ut_assertok(run_command("setexpr.q fred *0 + *10", 0)); |
| ut_asserteq_str("8eeebc2f407393a6", env_get("fred")); |
| |
| /* default */ |
| ut_assertok(run_command("setexpr fred *0 + *10", 0)); |
| ut_asserteq_str("1407393a6", env_get("fred")); |
| |
| unmap_sysmem(buf); |
| |
| return 0; |
| } |
| SETEXPR_TEST(setexpr_test_plus, UT_TESTF_CONSOLE_REC); |
| |
| /* Test 'setexpr' command with other operators */ |
| static int setexpr_test_oper(struct unit_test_state *uts) |
| { |
| char *buf; |
| |
| buf = map_sysmem(0, BUF_SIZE); |
| memset(buf, '\xff', BUF_SIZE); |
| |
| *(u32 *)buf = 0x1234; |
| *(u32 *)(buf + 0x10) = 0x560000; |
| |
| /* Quote | to avoid confusing hush */ |
| ut_assertok(run_command("setexpr fred *0 \"|\" *10", 0)); |
| ut_asserteq_str("561234", env_get("fred")); |
| |
| *(u32 *)buf = 0x561200; |
| *(u32 *)(buf + 0x10) = 0x1234; |
| |
| /* Quote & to avoid confusing hush */ |
| ut_assertok(run_command("setexpr.l fred *0 \"&\" *10", 0)); |
| ut_asserteq_str("1200", env_get("fred")); |
| |
| ut_assertok(run_command("setexpr.l fred *0 ^ *10", 0)); |
| ut_asserteq_str("560034", env_get("fred")); |
| |
| ut_assertok(run_command("setexpr.l fred *0 - *10", 0)); |
| ut_asserteq_str("55ffcc", env_get("fred")); |
| |
| ut_assertok(run_command("setexpr.l fred *0 * *10", 0)); |
| ut_asserteq_str("61ebfa800", env_get("fred")); |
| |
| ut_assertok(run_command("setexpr.l fred *0 / *10", 0)); |
| ut_asserteq_str("4ba", env_get("fred")); |
| |
| ut_assertok(run_command("setexpr.l fred *0 % *10", 0)); |
| ut_asserteq_str("838", env_get("fred")); |
| |
| unmap_sysmem(buf); |
| |
| return 0; |
| } |
| SETEXPR_TEST(setexpr_test_oper, UT_TESTF_CONSOLE_REC); |
| |
| /* Test 'setexpr' command with regex */ |
| static int setexpr_test_regex(struct unit_test_state *uts) |
| { |
| char *buf, *val; |
| |
| buf = map_sysmem(0, BUF_SIZE); |
| |
| /* Single substitution */ |
| ut_assertok(run_command("setenv fred 'this is a test'", 0)); |
| ut_assertok(run_command("setexpr fred sub is us", 0)); |
| val = env_get("fred"); |
| ut_asserteq_str("thus is a test", val); |
| |
| /* Global substitution */ |
| ut_assertok(run_command("setenv fred 'this is a test'", 0)); |
| if (0) { |
| /* Causes a crash at present due to a bug in setexpr */ |
| ut_assertok(run_command("setexpr fred gsub is us", 0)); |
| val = env_get("fred"); |
| ut_asserteq_str("thus us a test", val); |
| } |
| /* Global substitution */ |
| ut_assertok(run_command("setenv fred 'this is a test'", 0)); |
| ut_assertok(run_command("setenv mary 'this is a test'", 0)); |
| ut_assertok(run_command("setexpr fred gsub is us \"${mary}\"", 0)); |
| val = env_get("fred"); |
| ut_asserteq_str("thus us a test", val); |
| val = env_get("mary"); |
| ut_asserteq_str("this is a test", val); |
| |
| unmap_sysmem(buf); |
| |
| return 0; |
| } |
| SETEXPR_TEST(setexpr_test_regex, UT_TESTF_CONSOLE_REC); |
| |
| /* Test 'setexpr' command with regex replacement that expands the string */ |
| static int setexpr_test_regex_inc(struct unit_test_state *uts) |
| { |
| char *buf, *val; |
| |
| buf = map_sysmem(0, BUF_SIZE); |
| |
| ut_assertok(run_command("setenv fred 'this is a test'", 0)); |
| if (0) { |
| /* Causes a crash at present due to a bug in setexpr */ |
| ut_assertok(run_command("setexpr fred gsub is much_longer_string", |
| 0)); |
| val = env_get("fred"); |
| ut_asserteq_str("thmuch_longer_string much_longer_string a test", |
| val); |
| } |
| unmap_sysmem(buf); |
| |
| return 0; |
| } |
| SETEXPR_TEST(setexpr_test_regex_inc, UT_TESTF_CONSOLE_REC); |
| |
| /* Test setexpr_regex_sub() directly to check buffer usage */ |
| static int setexpr_test_sub(struct unit_test_state *uts) |
| { |
| char *buf, *nbuf; |
| int i; |
| |
| buf = map_sysmem(0, BUF_SIZE); |
| nbuf = map_sysmem(0x1000, BUF_SIZE); |
| |
| /* Add a pattern so we can check the buffer limits */ |
| memset(buf, '\xff', BUF_SIZE); |
| memset(nbuf, '\xff', BUF_SIZE); |
| for (i = BUF_SIZE; i < 0x1000; i++) { |
| buf[i] = i & 0xff; |
| nbuf[i] = i & 0xff; |
| } |
| strcpy(buf, "this is a test"); |
| |
| /* |
| * This is a regression test, since a bug was found in the use of |
| * memmove() in setexpr |
| */ |
| ut_assertok(setexpr_regex_sub(buf, BUF_SIZE, nbuf, BUF_SIZE, "is", |
| "us it is longer", true)); |
| ut_asserteq_str("thus it is longer us it is longer a test", buf); |
| |
| /* The following checks fail at present due to a bug in setexpr */ |
| return 0; |
| for (i = BUF_SIZE; i < 0x1000; i++) { |
| ut_assertf(buf[i] == (char)i, |
| "buf byte at %x should be %02x, got %02x)\n", |
| i, i & 0xff, (u8)buf[i]); |
| ut_assertf(nbuf[i] == (char)i, |
| "nbuf byte at %x should be %02x, got %02x)\n", |
| i, i & 0xff, (u8)nbuf[i]); |
| } |
| |
| unmap_sysmem(buf); |
| |
| return 0; |
| } |
| SETEXPR_TEST(setexpr_test_sub, UT_TESTF_CONSOLE_REC); |
| |
| /* Test setexpr_regex_sub() with back references */ |
| static int setexpr_test_backref(struct unit_test_state *uts) |
| { |
| char *buf, *nbuf; |
| int i; |
| |
| buf = map_sysmem(0, BUF_SIZE); |
| nbuf = map_sysmem(0x1000, BUF_SIZE); |
| |
| /* Add a pattern so we can check the buffer limits */ |
| memset(buf, '\xff', BUF_SIZE); |
| memset(nbuf, '\xff', BUF_SIZE); |
| for (i = BUF_SIZE; i < 0x1000; i++) { |
| buf[i] = i & 0xff; |
| nbuf[i] = i & 0xff; |
| } |
| strcpy(buf, "this is surely a test is it? yes this is indeed a test"); |
| |
| /* |
| * This is a regression test, since a bug was found in the use of |
| * memmove() in setexpr |
| */ |
| ut_assertok(setexpr_regex_sub(buf, BUF_SIZE, nbuf, BUF_SIZE, |
| "(this) (is) (surely|indeed)", |
| "us \\1 \\2 \\3!", true)); |
| |
| /* The following checks fail at present due to bugs in setexpr */ |
| return 0; |
| ut_asserteq_str("us this is surely! a test is it? yes us this is indeed! a test", |
| buf); |
| |
| for (i = BUF_SIZE; i < 0x1000; i++) { |
| ut_assertf(buf[i] == (char)i, |
| "buf byte at %x should be %02x, got %02x)\n", |
| i, i & 0xff, (u8)buf[i]); |
| ut_assertf(nbuf[i] == (char)i, |
| "nbuf byte at %x should be %02x, got %02x)\n", |
| i, i & 0xff, (u8)nbuf[i]); |
| } |
| |
| unmap_sysmem(buf); |
| |
| return 0; |
| } |
| SETEXPR_TEST(setexpr_test_backref, UT_TESTF_CONSOLE_REC); |
| |
| int do_ut_setexpr(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) |
| { |
| struct unit_test *tests = ll_entry_start(struct unit_test, |
| setexpr_test); |
| const int n_ents = ll_entry_count(struct unit_test, setexpr_test); |
| |
| return cmd_ut_category("cmd_setexpr", "cmd_mem_", tests, n_ents, argc, |
| argv); |
| } |