Unit Testing in Z9100
---------------------
1) Temperorarily Implemented the show command to retrieve data from sonic_platform library
show reboot-cause

sonic-2: /home2/sravindran/Sonic_Second_Codebase/sonic-buildimage/src/sonic-utilities>git diff
diff --git a/show/main.py b/show/main.py
index a11a20c..3a58ff4 100755
--- a/show/main.py
+++ b/show/main.py
@@ -19,6 +19,7 @@ from swsssdk import ConfigDBConnector
 from swsssdk import SonicV2Connector

 import mlnx
+#import sonic_platform.chassis

 SONIC_CFGGEN_PATH = '/usr/local/bin/sonic-cfggen'

@@ -1710,6 +1711,10 @@ def reboot_cause():
     # the contents of the 'reboot cause' file as it was left when the device
     # went down for reboot. This file should always be created at boot,
     # but check first just in case it's not present.
+    #chassis  = sonic_platform.chassis.Chassis()
+    #reboot_cause = []
+    #reboot_cause = chassis.get_reboot_cause()
+    #click.echo ("REBOOT REASON : %s" % reboot_cause)
     if not os.path.isfile(PREVIOUS_REBOOT_CAUSE_FILE):
         click.echo("Unable to determine cause of previous reboot\n")
     else:


When reset_reason and poweron_reason are invalid values, return empty tuple
root@sonic:/home/admin# show reboot-cause
REBOOT REASON : ()                                                    <<<<<<<<<<<<<<<<<<<<<<<<<<<<<
User issued 'reboot' command [User: admin, Time: Thu Jun 20 16:41:57 UTC 2019]

When normal reload, return default value
root@sonic:/home/admin# timed out waiting for input: auto-logout
admin@sonic:~$
admin@sonic:~$ sudo -s
root@sonic:/home/admin# show reboot-cause
REBOOT REASON : ['non_hardware']                                      <<<<<<<<<<<<<<<<<<<<<<<<<<<<<
User issued 'reboot' command [User: admin, Time: Thu Jun 20 16:41:57 UTC 2019]


2) Pip installation in host file

root@sonic:/home/admin# pip list
DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after th
at date. A future version of pip will drop support for Python 2.7.
Package               Version
--------------------- ---------------
argcomplete           1.8.1
bitarray              0.8.1
certifi               2019.6.16
chardet               3.0.4
click                 6.7
click-default-group   1.2
colorama              0.3.7
docker-py             1.6.0
idna                  2.8
ipaddr                2.1.11
ipaddress             1.0.22
Jinja2                2.10.1
lxml                  3.7.1
MarkupSafe            1.1.1
natsort               4.0.3
netaddr               0.7.19
netifaces             0.10.7
pexpect               4.7.0
pip                   19.1.1
ptyprocess            0.6.0
pyang                 2.0.1
pyangbind             0.6.0
python-apt            1.4.0b3
PyYAML                3.12
redis                 2.10.6
redis-dump-load       1.1
requests              2.22.0
scapy                 unknown.version
setuptools            33.1.1
six                   1.12.0
sonic-config-engine   1.0
sonic-platform        1.0           <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
sonic-platform-common 1.0
sonic-utilities       1.2
swsssdk               2.0.1
tabulate              0.8.2
urllib3               1.25.3
websocket-client      0.56.0
root@sonic:/home/admin#

root@sonic:/home/admin#


3) Check for sonic_platform package inside pmon docker

root@sonic:/home/admin# docker exec -it pmon bash
root@sonic:/# pip list
DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after th
at date. A future version of pip will drop support for Python 2.7.
Package               Version
--------------------- -------
bitarray              0.8.1
ipaddr                2.2.0
Jinja2                2.10.1
lxml                  3.7.1
MarkupSafe            1.1.1
meld3                 1.0.2
natsort               4.0.3
netaddr               0.7.19
pip                   19.1.1
pyang                 2.0.1
pyangbind             0.6.0
PyYAML                3.12
redis                 2.10.6
setuptools            33.1.1
six                   1.12.0
sonic-config-engine   1.0
sonic-daemon-base     1.0
sonic-ledd            1.1
sonic-platform        1.0             <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
sonic-platform-common 1.0
sonic-psud            1.0
sonic-xcvrd           1.0
supervisor            3.3.3
swsssdk               2.0.1
root@sonic:/#