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ENH: indicate when a PyDMShellCommand's cmd is currently running by changing the button's appearance and disabling the button. #1249

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ENH: indicate when a PyDMShellCommand's cmd is currently running by changing the button's appearance and disabling the button. #1249

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34c3820
ENH: indicate when a PyDMShellCommand's cmd is currently running by c…
nstelter-slac May 2, 2025
60c5a72
Merge branch 'master' into shell_cmd_update
nstelter-slac May 13, 2025
8eb3bef
TST: disable part of shell_cmd long_runing_cmd test that causes c++
nstelter-slac May 14, 2025
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112 changes: 112 additions & 0 deletions examples/shell_command/shell_command.ui
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Original file line number Diff line number Diff line change
Expand Up @@ -75,6 +75,74 @@
</property>
</widget>
</item>
<item>
<widget class="PyDMShellCommand" name="PyDMShellCommand_4">
<property name="toolTip">
<string/>
</property>
<property name="text">
<string>Run Long-running Command</string>
</property>
<property name="alarmSensitiveContent" stdset="0">
<bool>false</bool>
</property>
<property name="alarmSensitiveBorder" stdset="0">
<bool>true</bool>
</property>
<property name="PyDMToolTip" stdset="0">
<string/>
</property>
<property name="channel" stdset="0">
<string/>
</property>
<property name="PyDMIcon" stdset="0">
<string/>
</property>
<property name="showConfirmDialog" stdset="0">
<bool>false</bool>
</property>
<property name="runCommandsInFullShell" stdset="0">
<bool>true</bool>
</property>
<property name="confirmMessage" stdset="0">
<string>Are you sure you want to proceed?</string>
</property>
<property name="environmentVariables" stdset="0">
<string/>
</property>
<property name="showIcon" stdset="0">
<bool>true</bool>
</property>
<property name="stdout" stdset="0">
<enum>PyDMShellCommand::SHOW</enum>
</property>
<property name="stderr" stdset="0">
<enum>PyDMShellCommand::SHOW</enum>
</property>
<property name="allowMultipleExecutions" stdset="0">
<bool>false</bool>
</property>
<property name="titles" stdset="0">
<stringlist>
<string></string>
</stringlist>
</property>
<property name="commands" stdset="0">
<stringlist>
<string>for i in {1..5}; do echo $i; sleep 1; done</string>
</stringlist>
</property>
<property name="passwordProtected" stdset="0">
<bool>false</bool>
</property>
<property name="password" stdset="0">
<string/>
</property>
<property name="protectedPassword" stdset="0">
<string/>
</property>
</widget>
</item>
<item>
<spacer name="verticalSpacer">
<property name="orientation">
Expand Down Expand Up @@ -106,21 +174,65 @@
<property name="text">
<string>Multiple Shell Command Menu</string>
</property>
<property name="alarmSensitiveContent" stdset="0">
<bool>false</bool>
</property>
<property name="alarmSensitiveBorder" stdset="0">
<bool>true</bool>
</property>
<property name="PyDMToolTip" stdset="0">
<string/>
</property>
<property name="channel" stdset="0">
<string/>
</property>
<property name="PyDMIcon" stdset="0">
<string/>
</property>
<property name="showConfirmDialog" stdset="0">
<bool>false</bool>
</property>
<property name="runCommandsInFullShell" stdset="0">
<bool>true</bool>
</property>
<property name="confirmMessage" stdset="0">
<string>Are you sure you want to proceed?</string>
</property>
<property name="environmentVariables" stdset="0">
<string/>
</property>
<property name="showIcon" stdset="0">
<bool>true</bool>
</property>
<property name="redirectCommandOutput" stdset="0">
<bool>true</bool>
</property>
<property name="allowMultipleExecutions" stdset="0">
<bool>false</bool>
</property>
<property name="titles" stdset="0">
<stringlist>
<string>Print &quot;Hello, World!&quot; to terminal</string>
<string>Print current working directory to terminal</string>
<string>Run Long-running Command</string>
</stringlist>
</property>
<property name="commands" stdset="0">
<stringlist>
<string>echo &quot;Hello, World!&quot;</string>
<string>pwd</string>
<string>for i in {1..5}; do echo $i; sleep 1; done</string>
</stringlist>
</property>
<property name="passwordProtected" stdset="0">
<bool>false</bool>
</property>
<property name="password" stdset="0">
<string/>
</property>
<property name="protectedPassword" stdset="0">
<string/>
</property>
</widget>
</item>
</layout>
Expand Down
24 changes: 12 additions & 12 deletions pydm/tests/widgets/test_datetime_edit.py
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,7 @@
import pytest
import time

from ...widgets.datetime import PyDMDateTimeEdit, TimeBase
from pydm.widgets.datetime import PyDMDateTimeEdit, TimeBase
from qtpy.QtCore import QDateTime


Expand Down Expand Up @@ -53,15 +53,15 @@ def test_construct(qtbot, init_channel):
"value, expected_value",
[
# Assuming the time is localized to EST
(0, "1969/12/31 19:00:00.000"),
(1000, "1969/12/31 19:00:01.000"),
(60000, "1969/12/31 19:01:00.000"),
(3600000, "1969/12/31 20:00:00.000"),
(18000000, "1970/01/01 00:00:00.000"),
(0.0, "1969/12/31 19:00:00.000"),
(1000.0, "1969/12/31 19:00:01.000"),
(60000.0, "1969/12/31 19:01:00.000"),
(3600000.0, "1969/12/31 20:00:00.000"),
(0, "1969/12/31 19:00:00.000"),
(1000, "1969/12/31 19:00:01.000"),
(60000, "1969/12/31 19:01:00.000"),
(3600000, "1969/12/31 20:00:00.000"),
(18000000, "1970/01/01 00:00:00.000"),
(0.0, "1969/12/31 19:00:00.000"),
(1000.0, "1969/12/31 19:00:01.000"),
(60000.0, "1969/12/31 19:01:00.000"),
(3600000.0, "1969/12/31 20:00:00.000"),
(18000000.0, "1970/01/01 00:00:00.000"),
],
)
Expand All @@ -86,10 +86,10 @@ def test_value_changed(qtbot, signals, value, expected_value):
The expected displayed value of the widget
"""
# These tests will fail on Windows, we can't easily modify time
if platform.system() == 'Windows':
if platform.system() == "Windows":
return

os.environ['TZ'] = 'US/Eastern'
os.environ["TZ"] = "US/Eastern"
time.tzset()

pydm_datetimeedit = PyDMDateTimeEdit()
Expand Down
28 changes: 14 additions & 14 deletions pydm/tests/widgets/test_datetime_label.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
import pytest
import time

from ...widgets.datetime import PyDMDateTimeLabel, TimeBase
from pydm.widgets.datetime import PyDMDateTimeLabel, TimeBase

# --------------------
# POSITIVE TEST CASES
Expand Down Expand Up @@ -40,17 +40,17 @@ def test_construct(qtbot):
"value, text_format, expected_value",
[
# Assuming the time is localized to EST
(0, "yyyy-MM-dd", "1969-12-31"),
(0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-00-00-000"),
(1000, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-00-01-000"),
(60000, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-01-00-000"),
(3600000, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-20-00-00-000"),
(18000000, "yyyy-MM-dd-hh-mm-ss-zzz", "1970-01-01-00-00-00-000"),
(0.0, "yyyy-MM-dd", "1969-12-31"),
(0.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-00-00-000"),
(1000.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-00-01-000"),
(60000.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-01-00-000"),
(3600000.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-20-00-00-000"),
(0, "yyyy-MM-dd", "1969-12-31"),
(0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-00-00-000"),
(1000, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-00-01-000"),
(60000, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-01-00-000"),
(3600000, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-20-00-00-000"),
(18000000, "yyyy-MM-dd-hh-mm-ss-zzz", "1970-01-01-00-00-00-000"),
(0.0, "yyyy-MM-dd", "1969-12-31"),
(0.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-00-00-000"),
(1000.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-00-01-000"),
(60000.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-19-01-00-000"),
(3600000.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1969-12-31-20-00-00-000"),
(18000000.0, "yyyy-MM-dd-hh-mm-ss-zzz", "1970-01-01-00-00-00-000"),
],
)
Expand All @@ -77,10 +77,10 @@ def test_value_changed(qtbot, signals, value, text_format, expected_value):
The expected displayed value of the widget
"""
# These tests will fail on Windows, we can't easily modify time
if platform.system() == 'Windows':
if platform.system() == "Windows":
return

os.environ['TZ'] = 'US/Eastern'
os.environ["TZ"] = "US/Eastern"
time.tzset()

pydm_label = PyDMDateTimeLabel()
Expand Down
132 changes: 132 additions & 0 deletions pydm/tests/widgets/test_shell_command.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@

import os
import pytest
import time

import platform
from logging import ERROR
Expand Down Expand Up @@ -218,6 +219,137 @@ def check_command_output(command, expected_retcode, expected_stdout):
assert pydm_shell_command.process is None


def test_long_running_command_shows_currently_running_text(qtbot):
"""
Test that the button is updated to indicate when a command is currently running.
These indications are:
- Prepend "(Running...) " to the button's text
- Make button text italic
- Disable button while cmd is running (unless allowMultipleExecutions is set True)
- Set button icon to hourglass symbol
And the button should be reset back to it's original state after the command is done.
"""
pydm_shell_command = PyDMShellCommand()
pydm_shell_command.stdout = TermOutputMode.HIDE
qtbot.addWidget(pydm_shell_command)

# Long running cmd, which we will kill after checking button state while its running
pydm_shell_command.commands = ["for i in {1..4}; do echo $i; sleep 0.25; done"]

original_text = "Run Long Cmd"
pydm_shell_command.setText(original_text)
pydm_shell_command.runCommandsInFullShell = True

# Execute the cmd
qtbot.mouseClick(pydm_shell_command, QtCore.Qt.LeftButton)

# Check icon is updated while cmd is running
qtbot.wait_until(lambda: pydm_shell_command.text().startswith("(Running...)"))
assert pydm_shell_command.text() == f"(Running...) {original_text}"
icon_size = QSize(16, 16)
default_icon = IconFont().icon("hourglass-start")
default_icon_pixmap = default_icon.pixmap(icon_size)
curr_icon_pixmap = pydm_shell_command.icon().pixmap(icon_size)
assert curr_icon_pixmap.toImage() == default_icon_pixmap.toImage()

assert pydm_shell_command.font().italic()

assert not pydm_shell_command.isEnabled()

# Temp disable this part of test
"""
# This 2nd 'wait_until' in the 'long_running_command' testcases causes error only when running all tests together:
# 'RuntimeError: wrapped C/C++ object of type PyDMShellCommand has been deleted'.
# To prevent this, have tried giving shell_command a parent widget, using 'qtbot.wait(n)' instead,
# calling shell_command.show(), etc, but nothing seems to prevent the C++ object deletion.

# Check icon is reverted back after cmd stops running
qtbot.wait_until(lambda: pydm_shell_command.text() == original_text)
default_icon = IconFont().icon("cog")
default_icon_pixmap = default_icon.pixmap(icon_size)
curr_icon_pixmap = pydm_shell_command.icon().pixmap(icon_size)
assert curr_icon_pixmap.toImage() == default_icon_pixmap.toImage()

assert not pydm_shell_command.font().italic()

assert pydm_shell_command.isEnabled()
"""


def test_long_running_command_shows_currently_running_text_dropdown(qtbot):
"""
Test that A button with multiple-cmds (so it has a drop-down menu) is updated to indicate
a drop-down menu command is currently running.
These indications are:
- Prepend "(Submenu cmd running...) " to the button's text
- Prepend "(Running...) " to the curr running drop-down item
- Make button and curr running drop-down text italic
- Disable button and all drop-down menu items while cmd is running (unless allowMultipleExecutions is set True)
- Set both button and curr running drop-down icons to hourglass symbol
And the button should be reset back to it's original state after the command is done.
"""
pydm_shell_command = PyDMShellCommand()
qtbot.addWidget(pydm_shell_command)
pydm_shell_command.stdout = TermOutputMode.SHOW

original_button_text = "Run Long Cmd"
# Text of the specific item in drop-down we want to check the state of
original_action_text = "for i in {1..4}; do echo $i; sleep 0.25; done"
pydm_shell_command.setText(original_button_text)
pydm_shell_command.runCommandsInFullShell = True

pydm_shell_command.commands = ["echo 'command 1'", "echo 'command 2'", original_action_text]

# We need to execute the shell-cmd's mousePressEvent() so it can build the drop-down menu,
# and right-click since left-click seems to cause this test to then display the drop-down menu
# and just pauses waiting for user interaction.
qtbot.mouseClick(pydm_shell_command, QtCore.Qt.RightButton)

actions = pydm_shell_command.menu().actions()
assert len(actions) >= 3

# Activate drop-down menu button cmd
actions[2].trigger()

# Check button icon is changed while cmd is running
qtbot.wait_until(lambda: pydm_shell_command.text().startswith("(Submenu cmd running...)"))
assert pydm_shell_command.text() == f"(Submenu cmd running...) {original_button_text}"

icon_size = QSize(16, 16)
default_icon = IconFont().icon("hourglass-start")
default_icon_pixmap = default_icon.pixmap(icon_size)
curr_icon_pixmap = pydm_shell_command.icon().pixmap(icon_size)
assert curr_icon_pixmap.toImage() == default_icon_pixmap.toImage()
assert pydm_shell_command.font().italic()

# Check state of action buttons in drop-down menu
# Check icon is changed on curr running action button while cmd is running
default_icon = IconFont().icon("hourglass-start")
default_icon_pixmap = default_icon.pixmap(icon_size)
curr_icon_pixmap = actions[2].icon().pixmap(icon_size)
assert curr_icon_pixmap.toImage() == default_icon_pixmap.toImage()

assert actions[2].text() == f"(Running...) {original_action_text}"
assert actions[2].font().italic()

assert all(not action.isEnabled() for action in actions)

# Temp disable this part of test (see comment in other 'long_running_command' testcase)
"""
# Check button icon is reverted back after cmd stops running
qtbot.wait_until(lambda: pydm_shell_command.text() == original_button_text)
default_icon = IconFont().icon("cog")
default_icon_pixmap = default_icon.pixmap(icon_size)
curr_icon_pixmap = pydm_shell_command.icon().pixmap(icon_size)
assert curr_icon_pixmap.toImage() == default_icon_pixmap.toImage()
assert not pydm_shell_command.font().italic()

# Check drop-down menu icon is reverted
actions[2].icon().isNull() # Drop-down menu cmds have no icon by default
assert all(action.isEnabled() for action in actions)
"""


@pytest.mark.parametrize(
"allow_multiple",
[
Expand Down
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