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Add epoll and do more release readiness changes

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This change also pays off some of the remaining technical debt with
stdio, file descriptors, and memory managemnt polyfills.
This commit is contained in:
Justine Tunney 2020-11-28 12:01:51 -08:00
parent a9ea949df8
commit 3e4fd4b0ad
271 changed files with 5706 additions and 1365 deletions
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18
test/libc/stdio/fgetwc_test.c
View file

@ -24,6 +24,7 @@
TEST(fgetwc, testAscii_oneChar) {
FILE *f = fmemopen(NULL, BUFSIZ, "r+");
EXPECT_EQ('A', fputc('A', f));
rewind(f);
EXPECT_EQ('A', fgetc(f));
fclose(f);
}
@ -32,6 +33,7 @@ TEST(fgetwc, testAscii_twoChar) {
FILE *f = fmemopen(NULL, BUFSIZ, "r+");
EXPECT_EQ('A', fputc('A', f));
EXPECT_EQ('B', fputc('B', f));
rewind(f);
EXPECT_EQ('A', fgetc(f));
EXPECT_EQ('B', fgetc(f));
fclose(f);
@ -40,6 +42,7 @@ TEST(fgetwc, testAscii_twoChar) {
TEST(fgetwc, testUnicode_oneChar) {
FILE *f = fmemopen(NULL, BUFSIZ, "r+");
EXPECT_EQ(L'𐌰', fputwc(L'𐌰', f));
rewind(f);
EXPECT_EQ(L'𐌰', fgetwc(f));
fclose(f);
}
@ -50,7 +53,20 @@ TEST(fgetwc, testUnicode_oneChar_writtenAsRawUtf8) {
EXPECT_EQ(0x90, fputc(0x90, f));
EXPECT_EQ(0x8C, fputc(0x8C, f));
EXPECT_EQ(0xB0, fputc(0xB0, f));
rewind(f);
EXPECT_EQ(L'𐌰', fgetwc(f));
fclose(f);
}
TEST(fgetwc, testUnicode_spuriousContChars_synchronizedBeforeRead) {
FILE *f = fmemopen(NULL, BUFSIZ, "r+");
EXPECT_EQ(0x90, fputc(0x90, f));
EXPECT_EQ(0x90, fputc(0x90, f));
EXPECT_EQ(0xF0, fputc(0xF0, f));
EXPECT_EQ(0x90, fputc(0x90, f));
EXPECT_EQ(0x8C, fputc(0x8C, f));
EXPECT_EQ(0xB0, fputc(0xB0, f));
rewind(f);
EXPECT_EQ(L'𐌰', fgetwc(f));
EXPECT_EQ(-1u, fgetwc(f));
fclose(f);
}

61
test/libc/stdio/fgetc_test.c → test/libc/stdio/fmemopen_test.c
View file

@ -17,54 +17,23 @@
│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
│ 02110-1301 USA │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/bits/bits.h"
#include "libc/calls/calls.h"
#include "libc/stdio/stdio.h"
#include "libc/testlib/testlib.h"
int pipefd[2];
FILE *f, *reader, *writer;
TEST(fgetc, testEnd) {
f = fmemopen(NULL, BUFSIZ, "r+");
EXPECT_EQ(EOF, fgetc(f));
EXPECT_TRUE(feof(f));
EXPECT_FALSE(ferror(f));
EXPECT_EQ(0, fclose(f));
TEST(fmemopen, testWriteRewindRead) {
char c;
FILE *f;
f = fmemopen(NULL, BUFSIZ, "w+");
EXPECT_EQ(1, fwrite("c", 1, 1, f));
rewind(f);
EXPECT_EQ(1, fread(&c, 1, 1, f));
EXPECT_EQ('c', c);
}
TEST(fgetwc, testEnd) {
f = fmemopen(NULL, BUFSIZ, "r+");
EXPECT_EQ(WEOF, fgetwc(f));
EXPECT_TRUE(feof(f));
EXPECT_FALSE(ferror(f));
EXPECT_EQ(0, fclose(f));
}
TEST(fgetwc, testMultibyte) {
f = fmemopen(NULL, BUFSIZ, "r+");
EXPECT_EQ(L'𝑥', fputwc(L'𝑥', f));
EXPECT_EQ(L'𝑦', fputwc(L'𝑦', f));
EXPECT_EQ(L'𝑧', fputwc(L'𝑧', f));
EXPECT_EQ(L'𝑥', fgetwc(f));
EXPECT_EQ(L'𝑦', fgetwc(f));
EXPECT_EQ(L'𝑧', fgetwc(f));
EXPECT_EQ(WEOF, fgetwc(f));
EXPECT_TRUE(feof(f));
fclose(f);
}
TEST(fgetc, testPipe) {
ASSERT_NE(-1, pipe(pipefd));
writer = fdopen(pipefd[1], "w");
reader = fdopen(pipefd[0], "r");
EXPECT_EQ('a', fputc('a', writer));
EXPECT_EQ('b', fputc('b', writer));
EXPECT_EQ('c', fputc('c', writer));
EXPECT_EQ(3, fflush(writer));
EXPECT_EQ('a', fgetc(reader));
EXPECT_EQ('b', fgetc(reader));
EXPECT_EQ('c', fgetc(reader));
EXPECT_EQ(0, fclose(reader));
EXPECT_EQ(0, fclose(writer));
}
/* TEST(fmemopen, testWriteRead_readsNothingButNotEof) { */
/* char c; */
/* FILE *f; */
/* f = fmemopen(NULL, BUFSIZ, "w+"); */
/* EXPECT_EQ(1, fwrite("c", 1, 1, f)); */
/* EXPECT_EQ(0, fread(&c, 1, 1, f)); */
/* } */

14
test/libc/stdio/getline_test.c
View file

@ -20,10 +20,11 @@
#include "libc/bits/bits.h"
#include "libc/mem/mem.h"
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
#include "libc/testlib/testlib.h"
TEST(getline, testEmpty) {
FILE *f = fmemopen(NULL, BUFSIZ, "r+");
FILE *f = fmemopen("", 0, "r+");
char *line = NULL;
size_t linesize = 0;
EXPECT_EQ(-1, getline(&line, &linesize, f));
@ -34,8 +35,7 @@ TEST(getline, testEmpty) {
}
TEST(getline, testOneWithoutLineFeed) {
FILE *f = fmemopen(NULL, BUFSIZ, "r+");
ASSERT_EQ(5, fwrite("hello", 1, 5, f));
FILE *f = fmemopen("hello", 5, "r+");
char *line = NULL;
size_t linesize = 0;
ASSERT_EQ(5, getline(&line, &linesize, f));
@ -48,8 +48,8 @@ TEST(getline, testOneWithoutLineFeed) {
}
TEST(getline, testTwoLines) {
FILE *f = fmemopen(NULL, BUFSIZ, "r+");
ASSERT_EQ(12, fwrite("hello\nthere\n", 1, 12, f));
const char *s = "hello\nthere\n";
FILE *f = fmemopen(s, strlen(s), "r+");
char *line = NULL;
size_t linesize = 0;
ASSERT_EQ(6, getline(&line, &linesize, f));
@ -64,8 +64,8 @@ TEST(getline, testTwoLines) {
}
TEST(getline, testBinaryLine_countExcludesOnlyTheBonusNul) {
FILE *f = fmemopen(NULL, BUFSIZ, "r+");
fwrite("he\0\3o\n", 1, 6, f);
const char s[] = "he\0\3o\n";
FILE *f = fmemopen(s, sizeof(s), "r+");
char *line = NULL;
size_t linesize = 0;
ASSERT_EQ(6, getline(&line, &linesize, f));