int mbuf_api_test( ) {
unsigned char* c;
int i;
+ int state;
int errors = 0;
rmr_mbuf_t* mbuf;
unsigned char src_buf[256];
mbuf->header = mbuf->payload;
mbuf->alloc_len = 1024;
+ // --- test payload field access functions ---------------------------------------------------
memset( src_buf, 0, sizeof( src_buf ) );
rmr_bytes2payload( mbuf, NULL, strlen( src_buf) ); // errno should be set on return
errors += fail_if( errno == 0, "buf copy to payload with nil src returned good errno" );
snprintf( src_buf, sizeof( src_buf ), "This is some text in the buffer" );
rmr_str2payload( mbuf, src_buf ); // this uses bytes2payload, so only one invocation needed
+
+ // --- test meid field access functions ---------------------------------------------------
errno = 0;
i = rmr_bytes2meid( NULL, src_buf, RMR_MAX_MEID );
errors += fail_if( errno == 0, "(errno) attempt to copy bytes to meid with nil message" );
errors += fail_if( i == RMR_OK, "(rv) attempt to copy string to meid with large source buffer" );
+ snprintf( src_buf, sizeof( src_buf ), "test-meid" );
+ rmr_str2meid( mbuf, src_buf );
+
+ errno = 0;
+ c = rmr_get_meid( NULL, NULL );
+ errors += fail_if( c != NULL, "get meid with nil message buffer" );
+ errors += fail_if( errno == 0, "(errno bad) get meid with nil msg buffer" );
+
+ c = rmr_get_meid( mbuf, NULL ); // should allocate and return c
+ errors += fail_if( c == NULL, "get meid with nil dest pointer (did not allocate a buffer)" );
+ errors += fail_if( strcmp( c, "test-meid" ) != 0, "did not get expected meid from mbuffer" );
+
+ c = rmr_get_meid( mbuf, c );
+ errors += fail_if( c == NULL, "get meid with a dest pointer returned no pointer" );
+ errors += fail_if( strcmp( c, "test-meid" ) != 0, "did not get expected meid from mbuffer" );
+
+
+ // --- test transaction field access functions ---------------------------------------------------
errno = 0;
i = rmr_bytes2xact( NULL, src_buf, RMR_MAX_XID );
errors += fail_if( errno == 0, "(errno) attempt to copy bytes to xact with nil message" );
errors += fail_if( errno == 0, "(errno) attempt to copy string to xact with large source buffer" );
errors += fail_if( i == RMR_OK, "(rv) attempt to copy string to xact with large source buffer" );
-
- snprintf( src_buf, sizeof( src_buf ), "test-meid" );
- rmr_str2meid( mbuf, src_buf );
- errno = 0;
- c = rmr_get_meid( NULL, NULL );
- errors += fail_if( c != NULL, "get meid with nil message buffer" );
- errors += fail_if( errno == 0, "(errno bad) get meid with nil msg buffer" );
+
+ // ------------ trace data tests ----------------------------------------------------------------
+ // CAUTION: to support standalone mbuf api tests, the underlying buffer reallocation functions are NOT used
+ // if this is driven by the mbuf_api_test.c driver
+
+ mbuf = test_mk_msg( 2048, 0 ); // initially no trace size to force realloc
+
+ state = TRACE_OFFSET( mbuf->header ) - PAYLOAD_OFFSET( mbuf->header ); // no trace data, payload and trace offset should be the same
+ errors += fail_not_equal( state, 0, "trace offset and payload offset do NOT match when trace data is absent" );
+
+ state = rmr_get_trlen( mbuf );
+ errors += fail_not_equal( state, 0, "initial trace len reported (a) does not match expected (b)" );
+
+ state = rmr_set_trace( NULL, src_buf, 100 ); // coverage test on nil check
+ errors += fail_not_equal( state, 0, "set trace with nil msg didn't return expected 0 status" );
+
+ state = rmr_set_trace( mbuf, src_buf, 0 ); // coverage test on length check
+ errors += fail_not_equal( state, 0, "set trace with 0 len didn't return expected 0 status" );
+
+ state = rmr_get_trace( NULL, src_buf, 100 ); // coverage test on nil check
+ errors += fail_not_equal( state, 0, "get trace with nil msg didn't return expected 0 status" );
+
+ state = rmr_get_trace( mbuf, NULL, 100 ); // coverage test on nil check
+ errors += fail_not_equal( state, 0, "get trace with nil dest didn't return expected 0 status" );
+
+ state = rmr_get_trlen( NULL ); // coverage test on nil check
+ errors += fail_not_equal( state, 0, "get trace length with nil msg didn't return expected 0 status" );
- c = rmr_get_meid( mbuf, NULL ); // should allocate and return c
- errors += fail_if( c == NULL, "get meid with nil dest pointer (did not allocate a buffer)" );
- errors += fail_if( strcmp( c, "test-meid" ) != 0, "did not get expected meid from mbuffer" );
+ src_buf[0] = 0;
+ state = rmr_set_trace( mbuf, "foo bar was here", 17 ); // should force a realloc
+ errors += fail_not_equal( state, 17, "bytes copied to trace (a) did not match expected size (b)" );
- c = rmr_get_meid( mbuf, c );
- errors += fail_if( c == NULL, "get meid with a dest pointer returned no pointer" );
- errors += fail_if( strcmp( c, "test-meid" ) != 0, "did not get expected meid from mbuffer" );
+ state = rmr_get_trace( mbuf, src_buf, 17 );
+ errors += fail_not_equal( state, 17, "bytes retrieved from trace (a) did not match expected size (b)" );
+
+ state = rmr_get_trlen( mbuf );
+ errors += fail_not_equal( state, 17, "trace len reported (a) does not match expected (b)" );
+ state = strcmp( src_buf, "foo bar was here" );
+ errors+= fail_not_equal( state, 0, "compare of pulled trace info did not match" );
+
+ state = TRACE_OFFSET( mbuf->header ) - PAYLOAD_OFFSET( mbuf->header ); // when there is a trace area these should NOT be the same
+ errors += fail_if_equal( state, 0, "trace offset and payload offset match when trace data is present" );
+
+
+ // second round of trace testing, allocating a message with a trace size that matches
+ mbuf = test_mk_msg( 2048, 17 ); // trace size that matches what we'll stuff in, no realloc
+ state = rmr_get_trlen( mbuf );
+ errors += fail_not_equal( state, 17, "alloc with trace size: initial trace len reported (a) does not match expected (b)" );
+
+ src_buf[0] = 0;
+ state = rmr_set_trace( mbuf, "foo bar was here", 17 ); // should force a realloc
+ errors += fail_not_equal( state, 17, "bytes copied to trace (a) did not match expected size (b)" );
+
+ state = rmr_get_trace( mbuf, src_buf, 17 );
+ errors += fail_not_equal( state, 17, "bytes retrieved from trace (a) did not match expected size (b)" );
+ state = strcmp( src_buf, "foo bar was here" );
+ errors+= fail_not_equal( state, 0, "compare of pulled trace info did not match" );
+
+ i = rmr_get_trlen( mbuf );
return errors > 0; // overall exit code bad if errors
Code Review / ric-plt / lib / rmr.git / blobdiff