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39bf41f4eb
- Python static hello world now 1.8mb
- Python static fully loaded now 10mb
- Python HTTPS client now uses MbedTLS
- Python REPL now completes import stmts
- Increase stack size for Python for now
- Begin synthesizing posixpath and ntpath
- Restore Python \N{UNICODE NAME} support
- Restore Python NFKD symbol normalization
- Add optimized code path for Intel SHA-NI
- Get more Python unit tests passing faster
- Get Python help() pagination working on NT
- Python hashlib now supports MbedTLS PBKDF2
- Make memcpy/memmove/memcmp/bcmp/etc. faster
- Add Mersenne Twister and Vigna to LIBC_RAND
- Provide privileged __printf() for error code
- Fix zipos opendir() so that it reports ENOTDIR
- Add basic chmod() implementation for Windows NT
- Add Cosmo's best functions to Python cosmo module
- Pin function trace indent depth to that of caller
- Show memory diagram on invalid access in MODE=dbg
- Differentiate stack overflow on crash in MODE=dbg
- Add stb_truetype and tools for analyzing font files
- Upgrade to UNICODE 13 and reduce its binary footprint
- COMPILE.COM now logs resource usage of build commands
- Start implementing basic poll() support on bare metal
- Set getauxval(AT_EXECFN) to GetModuleFileName() on NT
- Add descriptions to strerror() in non-TINY build modes
- Add COUNTBRANCH() macro to help with micro-optimizations
- Make error / backtrace / asan / memory code more unbreakable
- Add fast perfect C implementation of μ-Law and a-Law audio codecs
- Make strtol() functions consistent with other libc implementations
- Improve Linenoise implementation (see also github.com/jart/bestline)
- COMPILE.COM now suppresses stdout/stderr of successful build commands
103 lines
4.5 KiB
C
103 lines
4.5 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/mem/mem.h"
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#include "libc/runtime/internal.h"
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#include "libc/str/str.h"
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#include "libc/testlib/testlib.h"
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TEST(GetDosEnviron, testOneVariable) {
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#define kEnv u"A=Und wird die Welt auch in Flammen stehen\0"
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size_t max = 2;
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size_t size = sizeof(kEnv) >> 1;
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char *block = calloc(1, size);
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char16_t *env = memcpy(calloc(1, sizeof(kEnv)), kEnv, sizeof(kEnv));
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char **envp = calloc(1, max * sizeof(char *));
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EXPECT_EQ(1, GetDosEnviron(env, block, size, envp, max));
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EXPECT_STREQ("A=Und wird die Welt auch in Flammen stehen", envp[0]);
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EXPECT_EQ(NULL, envp[1]);
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ASSERT_BINEQ(u"A=Und wird die Welt auch in Flammen stehen ", block);
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free(envp);
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free(env);
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free(block);
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#undef kEnv
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}
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TEST(GetDosEnviron, testTwoVariables) {
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#define kEnv \
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(u"𐌰𐌱𐌲𐌳=Und wird die Welt auch in Flammen stehen\0" \
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u"𐌴𐌵𐌶𐌷=Wir werden wieder auferstehen\0")
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size_t max = 3;
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size_t size = 1024;
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char *block = calloc(1, size);
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char16_t *env = memcpy(calloc(1, sizeof(kEnv)), kEnv, sizeof(kEnv));
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char **envp = calloc(1, max * sizeof(char *));
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EXPECT_EQ(2, GetDosEnviron(env, block, size, envp, max));
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EXPECT_STREQ("𐌰𐌱𐌲𐌳=Und wird die Welt auch in Flammen stehen", envp[0]);
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EXPECT_STREQ("𐌴𐌵𐌶𐌷=Wir werden wieder auferstehen", envp[1]);
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EXPECT_EQ(NULL, envp[2]);
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free(envp);
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free(env);
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free(block);
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#undef kEnv
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}
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TEST(GetDosEnviron, testOverrun_truncatesWithGrace) {
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#define kEnv u"A=Und wird die Welt auch in Flammen stehen\0"
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size_t max = 2;
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size_t size = sizeof(kEnv) >> 2;
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char *block = calloc(1, size);
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char16_t *env = memcpy(calloc(1, sizeof(kEnv)), kEnv, sizeof(kEnv));
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char **envp = calloc(1, max * sizeof(char *));
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EXPECT_EQ(1, GetDosEnviron(env, block, size, envp, max));
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EXPECT_STREQ("A=Und wird die Welt ", envp[0]);
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EXPECT_EQ(NULL, envp[1]);
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ASSERT_BINEQ(u"A=Und wird die Welt ", block);
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free(envp);
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free(env);
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free(block);
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#undef kEnv
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}
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TEST(GetDosEnviron, testEmpty_doesntTouchMemory) {
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EXPECT_EQ(0, GetDosEnviron(u"", NULL, 0, NULL, 0));
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}
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TEST(GetDosEnviron, testEmpty_zeroTerminatesWheneverPossible_1) {
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size_t max = 1;
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char **envp = calloc(1, max * sizeof(char *));
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EXPECT_EQ(0, GetDosEnviron(u"", NULL, 0, envp, max));
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EXPECT_EQ(NULL, envp[0]);
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free(envp);
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}
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TEST(GetDosEnviron, testEmpty_zeroTerminatesWheneverPossible_2) {
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size_t size = 1;
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char *block = calloc(1, size);
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EXPECT_EQ(0, GetDosEnviron(u"", block, size, NULL, 0));
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EXPECT_BINEQ(u" ", block);
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free(block);
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}
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TEST(GetDosEnviron, testEmpty_zeroTerminatesWheneverPossible_3) {
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size_t size = 2;
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char *block = calloc(1, size);
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EXPECT_EQ(0, GetDosEnviron(u"", block, size, NULL, 0));
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EXPECT_BINEQ(u" ", block);
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free(block);
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}
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