1buffer size test: copy text with 1 buffer size, ignore requests to shrink 2abcdef 3actual read/write buffer sizes: 1/1 4 5buffer size test: copy text with 2 buffer size, ignore requests to shrink 6ghijkl 7actual read/write buffer sizes: 2/2 8 9buffer size test: copy text with 1 buffer size, ignore requests to shrink 10mnopqr 11actual read/write buffer sizes: 2/2 12 13formatting test: print a number 141234567890 15 16memory stream test prep: prefill the VSTRING 17VSTRING content length: 8/8, content: 01234567 18 19memory stream test: open the VSTRING for writing, overwrite, close 20initial memory VSTREAM write offset: 0/8 21final memory VSTREAM write offset: 5/8 22VSTRING content length: 5/8, content: hallo 23 24memory stream test: open the VSTRING for append, write multiple, then overwrite 1 25initial memory VSTREAM write offset: 5/8 26final memory VSTREAM write offset: 11/16 27VSTRING content length: 11/16, content: hallo world 28 29replace second character and close 30VSTRING content length: 11/16, content: hello world 31 32memory stream test: open VSTRING for reading, then read 33initial memory VSTREAM read offset: 0/11 34reading memory VSTREAM: hello world 35final memory VSTREAM read offset: 11/11 36seeking to offset 12 should work: PASS 37VSTREAM_GETC should return VSTREAM_EOF 38PASS 39final memory VSTREAM read offset: 12/11 40VSTRING content length: 11/16, content: hello world 41 42