diff options
| author | Nathan Conrad <[email protected]> | 2019-09-25 12:18:10 -0400 |
|---|---|---|
| committer | Nathan Conrad <[email protected]> | 2019-09-25 12:46:45 -0400 |
| commit | 6c6a01cbcdc98a1e1346fc74b0d79db90443c7e3 (patch) | |
| tree | 6369464f0a07bed6c70646f6c2c3449cc8c75200 | |
| parent | 3a87dd65d735085845cbf799add77596cf737f44 (diff) | |
USBTMC: Minor updates to testing script.
| -rw-r--r-- | examples/device/usbtmc/visaQuery.py | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/examples/device/usbtmc/visaQuery.py b/examples/device/usbtmc/visaQuery.py index 4d4b50c4b..44b5fd875 100644 --- a/examples/device/usbtmc/visaQuery.py +++ b/examples/device/usbtmc/visaQuery.py @@ -11,6 +11,7 @@ def test_idn(): def test_echo(m,n): longstr = "0123456789abcdefghijklmnopqrstuvwxyz" * 50 + t0 = time.monotonic() #Next try echo from 1 to 175 characters (200 is max buffer size on DUT) for i in range(m,n): @@ -22,7 +23,9 @@ def test_echo(m,n): #print (":".join("{:02x}".format(ord(c)) for c in xt)) #print (":".join("{:02x}".format(ord(c)) for c in y)) assert(xt == y), f"failed i={i}" - inst.read_stb();# Just to make USB logging easier by sending a control query + #inst.read_stb();# Just to make USB logging easier by sending a control query (bad thing is that this made things slow) + t = time.monotonic() - t0 + print(f" elapsed: {t:0.3} sec") def test_trig(): # clear SRQ @@ -70,13 +73,13 @@ def test_read_timeout(): inst.read_stb() assert (inst.read_stb() == 0) inst.write("delay 500") - t0 = time.time() + t0 = time.monotonic() try: rsp = inst.read() assert(false), "Read should have resulted in timeout" except visa.VisaIOError: - print("Got expected exception") - t = time.time() - t0 + print(" Got expected exception") + t = time.monotonic() - t0 assert ((t*1000.0) > (inst.timeout - 300)) assert ((t*1000.0) < (inst.timeout + 300)) print(f"Delay was {t:0.3}") @@ -92,16 +95,16 @@ def test_abort_in(): assert (inst.read_stb() == 0) inst.write("delay 500") inst.write("xxx") - t0 = time.time() + t0 = time.monotonic() try: rsp = inst.read() assert(false), "Read should have resulted in timeout" except visa.VisaIOError: - print("Got expected exception") - t = time.time() - t0 + print(" Got expected exception") + t = time.monotonic() - t0 assert ((t*1000.0) > (inst.timeout - 300)) assert ((t*1000.0) < (inst.timeout + 300)) - print(f"Delay was {t:0.3}") + print(f" Delay was {t:0.3}") # Response is still in queue, so send a clear (to be more helpful to the next test) inst.timeout = 800 y = inst.read() @@ -180,5 +183,11 @@ test_indicate() print("+ TRIG") test_trig() +# Untested: +# abort bulk out +# LLO, GTL, etc +# Throughput rate? +# Transmitting a message using multiple transfers + inst.close() print("Test complete") |