CN110865910B - System and method for testing display output interface of server - Google Patents
System and method for testing display output interface of server Download PDFInfo
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- CN110865910B CN110865910B CN201910931129.7A CN201910931129A CN110865910B CN 110865910 B CN110865910 B CN 110865910B CN 201910931129 A CN201910931129 A CN 201910931129A CN 110865910 B CN110865910 B CN 110865910B
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- 238000012360 testing method Methods 0.000 title claims abstract description 131
- 238000000034 method Methods 0.000 title claims abstract description 66
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 238000004891 communication Methods 0.000 claims abstract description 9
- 230000035945 sensitivity Effects 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 description 4
- 238000006467 substitution reaction Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
- G06F11/2221—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test input/output devices or peripheral units
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2247—Verification or detection of system hardware configuration
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/2273—Test methods
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
- G06F11/26—Functional testing
- G06F11/273—Tester hardware, i.e. output processing circuits
- G06F11/2736—Tester hardware, i.e. output processing circuits using a dedicated service processor for test
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
Abstract
The invention provides a system and a method for testing a display output interface of a server, comprising a power supply and a tested server; it is characterized in that the device also comprises a display connected with the tested server; the display is connected with a display control terminal; the display control terminal is connected with a power supply; the system also comprises a client, wherein the client is in communication connection with the display control terminal and is used for sending a power on-off command to the display control terminal; the display control terminal controls the on-off of the corresponding power supply output end; the client is in communication connection with the tested server and used for issuing startup and shutdown and restart instructions to the tested server; the display control terminal is connected with at least one light sensor and used for detecting the brightness information of the display and outputting the monitoring information. Utilizing a display control terminal, wherein the display control terminal is connected with a network through a network interface; the tester remotely controls the display control terminal through a network, realizes uninterrupted test, avoids manual field test, and greatly improves the test efficiency.
Description
Technical Field
The invention relates to the technical field of server testing, in particular to a system and a method for testing a display output interface of a server.
Background
With the rapid development of all industries and industries, the demand on servers is larger and larger, and more clients adopt a large number of servers as core applications. The existing servers run continuously for 24 hours without special conditions; the server displays an output interface, which is one of the most important interfaces for the interaction between the user and the server and plays a crucial position; therefore, the stability of the output interface displayed by the server becomes one of the important standards for measuring the stability of the server.
The display output interface of the server generally comprises a front display port and a rear display port; the display output interface of the test server generally adopts a manual mode; such as restarting the server manually on site, switching the display manually, and observing the display output; the test times generally need hundreds of times; the efficiency of manual testing is significantly lower.
Disclosure of Invention
A manual mode is generally adopted for a display output interface of a test server; such as restarting the server manually on site, switching the display manually, and observing the display output; the test times generally need hundreds of times; the invention provides a system and a method for testing a display output interface of a server, which solve the problem that the efficiency of manual testing is obviously lower.
The technical scheme of the invention is as follows:
in one aspect, the technical solution of the present invention provides a method for testing a display output interface of a server, including the following steps:
carrying out a display on-off test, and carrying out image acquisition on a test process by a camera;
the testing process judges whether the light sensor has a signal, if not, an alarm is sent to remind and the image collected by the camera is acquired to analyze, whether the testing process is continued or not is determined according to the result, if the testing process is continued or the light sensor has a signal, the total number of times of restarting the server is judged to be set, and the next step is executed;
carrying out a restart test on the server to be tested, and starting a camera in the test process to carry out image acquisition in the restart test process;
judging whether the light sensor has a signal or not in the testing process, if not, sending an alarm prompt and simultaneously acquiring an image collected by the camera for analysis, confirming whether the testing process is continued or not according to the result, if the testing process is continued or the light sensor has a signal, judging that the set total times of opening and closing the display are reached, and executing the next step;
carrying out startup and shutdown test on a server to be tested, and starting a camera in the test process to carry out image acquisition in the startup and shutdown test process;
the testing process judges whether the light sensor has a signal, if not, an alarm is sent to remind a user to obtain images collected by the camera for analysis, whether the testing process is continued or not is determined according to the result, if the testing process is continued or the light sensor has a signal, the number of times of the set server switch is judged to be reached, and the next step is executed;
and (6) ending.
Preferably, before the step of performing the on/off test of the display, the step of acquiring an image of the test process by the camera includes:
and setting the output resolution of the server to be tested, and setting a display output screen.
Preferably, the step of performing the on/off test of the display includes:
issuing a power-off instruction of the display, and waiting for reaching the set buffer time;
issuing a power-on instruction of the display, and waiting for reaching the set buffer time;
judging whether the light sensor has a signal, if not, sending an alarm to remind a user to acquire an image collected by the camera for analysis, confirming whether to continue testing or judge whether the light sensor has the signal through an analysis result, judging whether the specified total times of the startup and shutdown of the display is reached, and if so, executing the following steps: carrying out restart test on the server to be tested; if the execution steps are not reached: issuing a power-off instruction of the display, and waiting for reaching the set buffer time; and if the test is not continuously executed according to the analysis result, ending the test.
Preferably, the step of performing the restart test of the server to be tested includes:
issuing a server restart instruction through the BMC, and waiting for reaching the set buffer time;
judging whether the light sensor has a signal, if not, sending an alarm to remind a user to acquire an image collected by the camera for analysis, confirming whether to continue testing or judge whether the light sensor has the signal through an analysis result, judging whether the set total number of times of restarting the server is reached, and if so, executing the steps: carrying out startup and shutdown tests on the server; if the execution steps are not reached: issuing a server restart instruction, and waiting for the set buffer time; and if the test is not continuously executed according to the analysis result, ending the test.
Preferably, the step of performing the power on/off test of the server to be tested includes:
issuing a server shutdown instruction through the BMC to wait for reaching the set buffer time;
issuing a server starting instruction through the BMC and waiting for reaching the set buffer time;
judging whether the light sensor has a signal, if not, sending an alarm to remind a user to acquire an image collected by the camera for analysis, confirming whether to continue testing or judge whether the light sensor has the signal through an analysis result, judging whether the set total times of starting and shutting down the server is reached, and if so, executing the steps of: ending; if the execution steps are not reached: issuing a server startup and shutdown instruction, and waiting for reaching the set buffer time; and if the test is not continuously executed according to the analysis result, ending the test.
On the other hand, the technical scheme of the invention provides a system for testing a display output interface of a server, which comprises a power supply and the server to be tested; the display is connected with the tested server; the display is connected with a display control terminal; the display control terminal is connected with a power supply;
the system also comprises a client, wherein the client is in communication connection with the display control terminal and is used for sending a power on-off command to the display control terminal; the display control terminal controls the on-off of the corresponding power supply output end;
the client is in communication connection with the tested server and used for issuing startup and shutdown and restart instructions to the tested server;
the display control terminal is connected with at least one light sensor and used for detecting the brightness information of the display and outputting the monitoring information.
Preferably, the display control terminal is provided with a power input interface and at least one power output interface;
the power interface of the display is connected with the power output interface of the display control terminal; the signal interface of the display is connected with the display output interface of the tested server through a video cable;
the display control terminal is provided with an RJ45 network interface and is accessed into an IP network through the RJ45 network interface;
the tested server is connected to the IP network through a BMC network port;
the client is connected to the IP network through a network interface;
the client sends the relevant on-off instruction to the display control terminal through the IP network by utilizing a TCP/IP protocol;
the client logs in the BMC of the tested server through the SSH, issues a server switch instruction and a restart instruction, and acquires the server state.
Preferably, the light sensor is connected with the display control terminal through an adjustable hose. The angle can be adjusted at will, and the screen brightness state of the display can be conveniently obtained through adjustment.
Preferably, the light sensor includes a light-sensitive resistor for adjusting sensitivity and a status indicator lamp for indicating status.
Preferably, the system further comprises a camera device for monitoring the display content of the display, wherein the camera device is only capable of confirming whether the display has a signal through a light sensor of the display control terminal, but cannot confirm whether the display has other problems such as screen splash and the like; the camera equipment comprises a network monitoring camera supporting an ONVIF protocol;
the network monitoring camera is connected to the IP network; the client logs in the network monitoring camera through the IP network by using an ONVIF protocol to acquire pictures shot by the camera.
The method comprises the steps that a network monitoring camera (IPC) supporting an ONVIF protocol is placed beside a tested server to monitor display contents of a display, a client logs in the network monitoring camera (IPC) through the ONVIF protocol through an IP network to obtain camera snapshot pictures after each test (such as after the server is restarted, the server is powered off and powered on, and the display is powered off and powered on); and storing in a designated folder; after the unified test is finished, whether the snapshot picture is abnormal in display or not can be manually and rapidly confirmed, such as a pattern screen, a white screen and the like.
According to the technical scheme, the invention has the following advantages: utilizing a display control terminal, wherein the display control terminal is connected with a network through a network interface; the tester remotely controls the display control terminal through a network, realizes uninterrupted test, avoids manual field test, and greatly improves the test efficiency.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
Therefore, compared with the prior art, the invention has prominent substantive features and remarkable progress, and the beneficial effects of the implementation are also obvious.
Drawings
In order to more clearly illustrate the embodiments or prior art solutions of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a system connection diagram of a test server display output interface according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
As shown in fig. 1, the technical solution of the present invention provides a system for testing a display output interface of a server, including a power supply and a server under test; the display is connected with the tested server; the display is connected with a display control terminal; the display control terminal is connected with a power supply; the system also comprises a client, wherein the client is in communication connection with the display control terminal and is used for sending a power on-off command to the display control terminal; the display control terminal controls the on-off of the corresponding power supply output end;
the client is in communication connection with the tested server and used for issuing startup and shutdown and restart instructions to the tested server;
the display control terminal is connected with a light sensor and used for detecting the brightness information of the display and outputting the monitoring information. The display control terminal comprises a main control module, and the main control module is connected with an optical signal processing module, an optical signal state lamp control module, a power supply control module and a network module; the optical information processing module: processing signals of the light sensor; the light signal status lamp control module is used for controlling the status of the light signal status lamp and displaying green when light is available; when no light is emitted, the color is red; the power supply control module is used for controlling the on-off of the power supply output end; the network module is used for TCP/IP network communication; and the main control module is used for displaying the interaction between the control terminal and the client software, such as the feedback of related optical information, the on-off state of power output and the like.
The display control terminal is provided with a 220V power supply input interface and at least one 220V power supply output interface; the power interface of the display is connected with the power output interface of the display control terminal; the display output interface of the tested server is VGA, HDMI or DVI; directly displaying the corresponding interface of the display through the corresponding video cable; the power supply state of the display is controlled by controlling the on-off of the power supply input of the display; the purpose of opening and closing the display is achieved;
the display control terminal is provided with an RJ45 network interface and is accessed into an IP network through the RJ45 network interface; the tested server is connected to the IP network through a BMC network port; the client is connected to the IP network through a network interface; the client sends the relevant on-off instruction to the display control terminal through the IP network by utilizing a TCP/IP protocol; the client logs in the BMC of the tested server through the SSH, issues a server switch instruction and a restart instruction, and acquires the server state.
The light sensor comprises a photoresistor for adjusting sensitivity and a status indicator lamp for indicating the status.
When the display has no signal input, the display is in a screen (black screen) state, and the screen light of the display is weak; when the display has signal input, the screen light of the display is strong; by adjusting the sensitivity of the light sensor, when the display has no information number, the state of the indicator light is red; when the display has a signal, the state of the indicator light is green; the light sensor is connected with the display control terminal through an adjustable hose. The angle can be adjusted at will, and the screen brightness state of the display can be conveniently obtained through adjustment.
The system comprises a display control terminal, a light sensor and a camera device, wherein the display control terminal is used for displaying the display content of the display; the camera equipment comprises a network monitoring camera supporting an ONVIF protocol;
the network monitoring camera is connected to the IP network; the client logs in the network monitoring camera through the IP network by using an ONVIF protocol to acquire pictures shot by the camera.
The method comprises the steps that a network monitoring camera (IPC) supporting an ONVIF protocol is placed beside a tested server to monitor display content of a display, a client logs in the network monitoring camera (IPC) through the ONVIF protocol through an IP network to obtain camera snapshot pictures after each test (such as after the server is restarted, the server is powered off and on, and the display is powered off and on); and storing in a designated folder; after the unified test is finished, whether the snapshot picture is displayed abnormally or not is manually and quickly confirmed, such as a pattern screen, a white screen and the like.
Example two
Based on the system provided by the first embodiment, the second embodiment of the invention provides a method for testing a display output interface of a server, and the method comprises the steps of installing specially developed client software at a client, and adding an IP address of a display controller, an IP (Internet protocol) of a server BMC (baseboard management controller) to be tested and an IP (Internet protocol) of a network camera IPC (Internet protocol camera), a user and a password; setting the startup and shutdown times of the related server, restarting and display; and a snapshot storage path; buffering time; when the display is abnormal, the command is stopped to be issued, and an alarm is sent to remind testers, and the method comprises the following steps:
s1: setting the output resolution of a server to be tested, and setting a display output screen;
s2: carrying out a display on-off test, and carrying out image acquisition on a test process by a camera;
in this step, the step of performing the on/off test of the display includes: issuing a power-off instruction of the display, and waiting for reaching the set buffer time;
issuing a power-on instruction of the display, and waiting for reaching the set buffer time;
s3: judging whether the light sensor has a signal, if not, sending an alarm to remind a user to acquire an image collected by the camera for analysis, confirming whether to continue testing or judge whether the light sensor has the signal through an analysis result, judging whether the specified total times of the startup and shutdown of the display is reached, and if so, executing the following steps: s4, performing primary filtration; if the execution steps are not reached: issuing a power-off instruction of the display, and waiting for reaching the set buffer time; if it is determined from the analysis result that the test is not to be continuously performed, step S8 is performed.
S4: carrying out a restart test on the server to be tested, and starting a camera in the test process to carry out image acquisition in the restart test process;
in the step, a server restart instruction is issued through the BMC to wait for the set buffer time;
s5: judging whether the light sensor has a signal, if not, sending an alarm to remind a user to acquire an image collected by the camera for analysis, confirming whether to continue testing or judge whether the light sensor has the signal through an analysis result, judging whether the set total number of times of restarting the server is reached, and if so, executing the steps: s6; if the execution steps are not reached: issuing a server restart instruction, and waiting for reaching the set buffer time; if it is determined from the analysis result that the test is not to be continuously performed, step S8 is performed.
S6: carrying out startup and shutdown tests on the server to be tested, and starting a camera in the testing process to carry out image acquisition in the startup and shutdown testing process;
issuing a server shutdown instruction through the BMC to wait for reaching a set buffer time;
issuing a server startup instruction through the BMC to wait for reaching the set buffer time;
s7: judging whether the light sensor has a signal, if not, sending an alarm to remind a user to acquire an image collected by the camera for analysis, confirming whether to continue testing or judge whether the light sensor has the signal through an analysis result, judging whether the set total times of starting and shutting down the server is reached, and if so, executing the steps of: s8; if the execution steps are not reached: issuing a server startup and shutdown instruction, and waiting for reaching the set buffer time; if the test is not continuously executed through the analysis result, executing the step S8;
s8: and (6) ending.
Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions should be within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure and the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A system for testing a display output interface of a server comprises a power supply and the server to be tested; it is characterized in that the device also comprises a display connected with the tested server; the display is connected with a display control terminal; the display control terminal is connected with a power supply;
the system also comprises a client, wherein the client is in communication connection with the display control terminal and is used for sending a power on-off instruction to the display control terminal; the display control terminal controls the on-off of the corresponding power supply output end;
the client is in communication connection with the tested server and used for issuing startup and shutdown and restart instructions to the tested server;
the display control terminal is connected with at least one light sensor and used for detecting the brightness information of the display and outputting the monitoring information;
the specific test process is as follows: carrying out the startup and shutdown test of the display, and carrying out image acquisition on the test process by the camera; judging whether a signal exists in the light sensor in the test process, if no signal exists in the light sensor, sending an alarm prompt, acquiring an image acquired by the camera for analysis, determining whether to continue the test process according to a result, if the signal exists in the test process or the light sensor, judging the total number of times of reaching the set display switch, carrying out the restart test of the server to be tested, and starting the camera to carry out the image acquisition in the restart test process in the test process; judging whether a signal exists in the light sensor in the testing process, if no signal exists in the light sensor, sending an alarm prompt, acquiring an image acquired by the camera for analysis, determining whether to continue the testing process according to a result, if the signal exists in the testing process or the light sensor, judging whether the set total number of times of restarting the server is reached, performing on-off testing on the server to be tested, and starting the camera to perform image acquisition in the on-off testing process in the testing process; and judging whether the light sensor has a signal or not in the test process, if not, sending an alarm prompt, acquiring the image acquired by the camera for analysis, confirming whether the test process is continued or not according to the result, and if the test process is continued or the light sensor has a signal, judging that the set total times of switching on and switching off the server is reached, and ending.
2. The system for testing the display output interface of the server as claimed in claim 1, wherein the display control terminal is provided with a power input interface and at least one power output interface;
the power interface of the display is connected with the power output interface of the display control terminal; the signal interface of the display is connected with the display output interface of the tested server through a video cable;
the display control terminal is provided with an RJ45 network interface and is accessed into an IP network through the RJ45 network interface;
the tested server is connected to the IP network through a BMC network port;
the client is connected to the IP network through a network interface;
the client sends the relevant on-off instruction to the display control terminal through the IP network by utilizing a TCP/IP protocol;
the client logs in the BMC of the tested server through the SSH, issues a server switch instruction and a restart instruction, and acquires the server state.
3. The system according to claim 1, wherein the light sensor is connected to the display control terminal through an adjustable hose.
4. The system according to claim 1, wherein the light sensor comprises a light-sensitive resistor for adjusting sensitivity and a status indicator light for indicating status.
5. The system for testing the display output interface of the server according to claim 2, further comprising a camera device for monitoring the display content of the display; the camera equipment comprises a network monitoring camera supporting an ONVIF protocol;
the network monitoring camera is connected to the IP network; the client logs in the network monitoring camera through the IP network by an ONVIF protocol to acquire pictures shot by the camera.
6. A method for testing a server display output interface based on the system of any one of claims 1 to 5, comprising the steps of:
carrying out the startup and shutdown test of the display, and carrying out image acquisition on the test process by the camera;
the testing process judges whether the light sensor has a signal, if not, an alarm is sent to remind a user to obtain images collected by the camera for analysis, whether the testing process is continued or not is determined according to the result, if the testing process is continued or the light sensor has a signal, the total number of times of opening and closing the display is judged to be set, and the next step is executed;
restarting test is carried out on the server to be tested, and a camera is started to carry out image acquisition in the restarting test process in the test process;
judging whether the light sensor has a signal or not in the testing process, if not, sending an alarm prompt and simultaneously acquiring an image collected by the camera for analysis, confirming whether the testing process is continued or not according to the result, if the testing process is continued or the light sensor has a signal, judging that the set total number of times of restarting the server is reached, and executing the next step;
carrying out startup and shutdown test on a server to be tested, and starting a camera in the test process to carry out image acquisition in the startup and shutdown test process;
judging whether the light sensor has a signal or not in the testing process, if not, sending an alarm prompt and simultaneously acquiring an image collected by the camera for analysis, confirming whether the testing process is continued or not according to the result, if the testing process is continued or the light sensor has a signal, judging that the set total times of switching on and switching off the server are reached, and executing the next step;
and (6) ending.
7. The method as claimed in claim 6, wherein the step of performing the display power-on and power-off test and the step of acquiring the image of the test process by the camera comprises:
and setting the output resolution of the server to be tested, and setting a display output screen.
8. The method of claim 7, wherein the step of performing a display power-on/power-off test comprises:
issuing a power-off instruction of the display, and waiting for reaching the set buffer time;
issuing a power-on instruction of the display, and waiting for reaching the set buffer time;
judging whether the light sensor has a signal, if not, sending an alarm to remind a user to acquire an image collected by the camera for analysis, confirming whether to continue testing or judge whether the light sensor has the signal through an analysis result, judging whether the specified total times of the startup and shutdown of the display is reached, and if so, executing the following steps: carrying out restart test on the server to be tested; if the execution steps are not reached: issuing a power-off instruction of the display, and waiting for reaching the set buffer time; and if the test is not continuously executed according to the analysis result, ending the test.
9. The method as claimed in claim 8, wherein the step of performing the restart test of the server under test comprises:
issuing a server restart instruction through the BMC, and waiting for reaching the set buffer time;
whether the light sensor has a signal or not is judged, if no signal exists, an alarm is sent out to remind a user to acquire an image acquired by the camera at the same time for analysis, when the light sensor is continuously tested or judged to have a signal according to an analysis result, whether the specified total number of times of restarting the server is reached or not is judged, and if the specified total number of times of restarting the server is reached, the steps are executed: carrying out startup and shutdown tests on the server; if the execution steps are not reached: issuing a server restart instruction, and waiting for the set buffer time; and if the test is not continuously executed according to the analysis result, ending the test.
10. The method as claimed in claim 9, wherein the step of performing the power on/off test of the server comprises:
issuing a server shutdown instruction through the BMC to wait for reaching the set buffer time;
issuing a server starting instruction through the BMC and waiting for reaching the set buffer time;
judging whether the light sensor has a signal, if not, sending an alarm to remind a user to acquire an image acquired by the camera for analysis, confirming to continue testing or judging whether the light sensor has the signal according to an analysis result, judging whether the specified total number of times of turning on and turning off the display is reached, and if so, executing the following steps: ending; if the execution steps are not reached: issuing a server startup and shutdown instruction, and waiting for reaching the set buffer time; and if the test is not continuously executed according to the analysis result, ending the test.
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