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clarify doc on Frame-level methods when invoked on a skippable frame

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following discussion at #4226
This commit is contained in:
Yann Collet
2024-12-29 02:41:09 -08:00
parent 788926fe48
commit f8a2b352d6
2 changed files with 35 additions and 22 deletions
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tests/fuzzer.c
+12 -6
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@@ -4110,12 +4110,18 @@ static int basicUnitTests(U32 const seed, double compressibility)
DISPLAYLEVEL(3, "OK \n");
/* findFrameCompressedSize on skippable frames */
DISPLAYLEVEL(3, "test%3i : frame compressed size of skippable frame : ", testNb++);
{ const char* frame = "\x50\x2a\x4d\x18\x05\x0\x0\0abcde";
size_t const frameSrcSize = 13;
if (ZSTD_findFrameCompressedSize(frame, frameSrcSize) != frameSrcSize) goto _output_error; }
DISPLAYLEVEL(3, "OK \n");
/* frame operations on skippable frames */
{ const char skippableFrame[] = "\x50\x2a\x4d\x18\x05\x0\x0\0abcde";
size_t const skippableFrameSize = sizeof(skippableFrame) - 1 /* remove final /0 */;
DISPLAYLEVEL(3, "test%3i : ZSTD_findFrameCompressedSize on skippable frame : ", testNb++);
if (ZSTD_findFrameCompressedSize(skippableFrame, skippableFrameSize) != skippableFrameSize) goto _output_error;
DISPLAYLEVEL(3, "OK \n");
DISPLAYLEVEL(3, "test%3i : ZSTD_getFrameContentSize on skippable frame : ", testNb++);
if (ZSTD_getFrameContentSize(skippableFrame, skippableFrameSize) != 0) goto _output_error;
DISPLAYLEVEL(3, "OK \n");
}
/* error string tests */
DISPLAYLEVEL(3, "test%3i : testing ZSTD error code strings : ", testNb++);