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Test line break conversions

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This commit is contained in:
Dietrich Epp 2022-03-23 03:00:52 -04:00
parent 798d5eca5c
commit 7e7a6a9da2
1 changed files with 60 additions and 16 deletions
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76
src/convert_test.c
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@ -145,23 +145,24 @@ static void PrintQuotedString(const UInt8 *buf, int len)
fputc('"', stderr); fputc('"', stderr);
} }
static void Check(int len0, int len1, int len2) static void Check(const void *exbuf, int exlen, const void *inbuf, int inlen,
const void *outbuf, int outlen)
{ {
int i, n, col, diffcol, c1, c2; int i, n, col, diffcol, c1, c2;
if (len0 == len2 && memcmp(gBuffer[0], gBuffer[2], len2) == 0) { if (exlen == outlen && memcmp(exbuf, outbuf, outlen) == 0) {
return; return;
} }
Failf("incorrect output"); Failf("incorrect output");
n = len0; n = exlen;
if (n > len2) { if (n > outlen) {
n = len2; n = outlen;
} }
diffcol = -1; diffcol = -1;
col = 0; col = 0;
for (i = 0; i < n; i++) { for (i = 0; i < n; i++) {
c1 = gBuffer[0][i]; c1 = ((const UInt8 *)exbuf)[i];
c2 = gBuffer[2][i]; c2 = ((const UInt8 *)outbuf)[i];
if (c1 != c2) { if (c1 != c2) {
diffcol = col; diffcol = col;
break; break;
@ -176,13 +177,13 @@ static void Check(int len0, int len1, int len2)
} }
} }
fputs("Input: ", stderr); fputs("Input: ", stderr);
PrintQuotedString(gBuffer[1], len1); PrintQuotedString(inbuf, inlen);
fputc('\n', stderr); fputc('\n', stderr);
fputs("Expect: ", stderr); fputs("Expect: ", stderr);
PrintQuotedString(gBuffer[0], len0); PrintQuotedString(exbuf, exlen);
fputc('\n', stderr); fputc('\n', stderr);
fputs("Output: ", stderr); fputs("Output: ", stderr);
PrintQuotedString(gBuffer[2], len2); PrintQuotedString(outbuf, outlen);
fputc('\n', stderr); fputc('\n', stderr);
if (diffcol >= 0) { if (diffcol >= 0) {
for (i = 0; i < diffcol + 9; i++) { for (i = 0; i < diffcol + 9; i++) {
@ -193,19 +194,29 @@ static void Check(int len0, int len1, int len2)
fputc('\n', stderr); fputc('\n', stderr);
} }
static const char *const kLineBreakData[4] = {
"Line Break\nA\n\nB\rC\r\rD\r\nE\r\n\r\n",
"Line Break\nA\n\nB\nC\n\nD\nE\n\n",
"Line Break\rA\r\rB\rC\r\rD\rE\r\r",
"Line Break\r\nA\r\n\r\nB\r\nC\r\n\r\nD\r\nE\r\n\r\n",
};
static const char *const kLineBreakName[4] = {"keep", "LF", "CR", "CRLF"};
static void TestConverter(const char *filename) static void TestConverter(const char *filename)
{ {
void *data; void *data;
size_t datasz; size_t datasz;
Ptr datap; Ptr datap;
Handle datah; Handle datah;
struct Converter cf, cr; struct Converter cf, cr, cc;
struct ConverterState st; struct ConverterState st;
int r, i, j, jmax, len0, len1, len2; int r, i, j, k, jmax, len0, len1, len2;
OSErr err; OSErr err;
UInt8 *ptr; UInt8 *ptr;
const UInt8 *iptr, *iend; const UInt8 *iptr, *iend, *istart;
UInt8 *optr, *oend; UInt8 *optr, *oend;
int lblen[4];
data = NULL; data = NULL;
cf.data = NULL; cf.data = NULL;
@ -271,10 +282,43 @@ static void TestConverter(const char *filename)
cr.run(*cr.data, kLineBreakKeep, &st, &optr, oend, &iptr, iend); cr.run(*cr.data, kLineBreakKeep, &st, &optr, oend, &iptr, iend);
if (iptr != iend) { if (iptr != iend) {
Failf("some data failed to convert"); Failf("some data failed to convert");
continue; } else {
len2 = optr - gBuffer[2];
Check(gBuffer[0], len0, gBuffer[1], len1, gBuffer[2], len2);
}
}
}
for (i = 0; i < 4; i++) {
lblen[i] = strlen(kLineBreakData[i]) + 1;
}
istart = (const UInt8 *)kLineBreakData[0];
for (k = 0; k < 2; k++) {
cc = k == 0 ? cf : cr;
for (i = 0; i < 4; i++) {
len1 = lblen[0]; /* Input data */
len0 = lblen[i]; /* Expected output */
for (j = 1; j < len1; j++) {
StringPrintf(gTestName, sizeof(gTestName),
"%s %s linebreak %s split=%d", filename,
k == 0 ? "forward" : "backward", kLineBreakName[i],
j);
st.data = 0;
iptr = istart;
optr = gBuffer[0];
oend = optr + kConvertBufferSize;
iend = istart + j;
cc.run(*cc.data, i, &st, &optr, oend, &iptr, iend);
iend = istart + len1;
cc.run(*cc.data, i, &st, &optr, oend, &iptr, iend);
if (iptr != iend) {
Failf("some data failed to convert");
} else {
len2 = optr - gBuffer[0];
Check(kLineBreakData[i], len0, kLineBreakData[0], len1,
gBuffer[0], len2);
}
} }
len2 = optr - gBuffer[2];
Check(len0, len1, len2);
} }
} }