CN112765721A - Model control-based entertainment information interaction test method - Google Patents
Model control-based entertainment information interaction test method Download PDFInfo
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Abstract
The invention discloses an entertainment information interaction testing method based on model control, which comprises a simulation cabinet for operating a simulation model, an upper computer for controlling the simulation model, an ICE and an IC, wherein the testing method comprises the following steps: building a test system simulation model, wherein the simulation model comprises an IC/ICE display test model, an IC/ICE hard-line control simulation function test model and an IC/ICE interaction function test model; after the connection of the test system is established, the smoke test is carried out on the system, and after the test is passed, the function test is carried out according to a set program; entering a test state, operating a control module of the multimedia entertainment host (ICE), observing and evaluating whether the display of the interconnected content and the UI interface meet the design requirements; the fault models within each model are run separately. The testing method can test the functions of the ICE and the IC, can also evaluate the related interactive interfaces, greatly shortens the testing period and the development period of the vehicle-mounted system, gets rid of the dependence of the system on the real vehicle, and saves the cost.
Description
Technical Field
The invention relates to the field of vehicle model simulation test, in particular to an entertainment information interaction test method based on model control.
Background
With the development of technology, automobiles have gradually evolved into intelligent products integrating travel, entertainment and communication, wherein user experience and information interaction between people and automobiles are particularly important, a central control multimedia entertainment host and an information display host in the automobiles become unique links for information interaction between people and the automobiles, and a lot of interconnection information such as radio stations, music information, navigation and the like also exists between the multimedia entertainment host and the information display host, so that the driving experience is richer and more intelligent, and the safety in the driving process can be ensured.
However, the current vehicle-mounted information display interactive test method has a series of problems, for example, the verification of the test method is seriously delayed, so that the test evaluation is too dependent on a real vehicle, the fault injection test cannot be performed on the system, the function attenuation condition of the system after the fault injection cannot be evaluated, and the like, and the user interface evaluation is difficult to be effectively performed and needs to be improved.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide an entertainment information interaction testing method based on model control.
The simulation system is realized by the following technical measures, and comprises a simulation cabinet for operating a simulation model, an upper computer for controlling the simulation model, a multimedia entertainment host (ICE) and an information display host (IC), wherein the multimedia entertainment host (ICE) and the information display host (IC) are electrically connected through a program control power supply, and the multimedia entertainment host (ICE), the information display host (IC) and a simulation module of the simulation cabinet and the upper computer perform data transmission through digital signals; the test method comprises the following steps: building a test system simulation model, wherein the simulation model comprises an IC/ICE display test model, an IC/ICE hard-line control simulation function test model and an IC/ICE interaction function test model; establishing system connection, wherein a control button is arranged on a development system test interface of the upper computer, the control button comprises a system power supply control switch, CAN bus simulation signal control, a digital hard wire control signal and a steering wheel control signal, the attribute of the control button is connected with a control variable, a CAN communication database signal variable, a digital board card channel and an RES resistance channel in an I/O control model and is used for setting a corresponding mapping relation, after the system connection is finished, a smoke test is carried out on the system through the control button of the test interface, and after the test is passed, a function test is carried out according to a set program; entering a test state, operating a control module of the multimedia entertainment host (ICE), observing the operating state of the multimedia entertainment host (ICE) and evaluating whether the function and the UI interface of the multimedia entertainment host (ICE) meet the design requirements, wherein an interconnection protocol and content are arranged between the multimedia entertainment host (ICE) and the information display host (IC), and the interconnection information can be dynamically changed to observe and evaluate whether the display of the interconnection content and the UI interface meet the design requirements; running a fault model, running a test program after determining key parameters of the fault model, and realizing fault simulation according to the key parameters; and respectively operating fault models written in the IC/ICE display test model, the IC/ICE hard-line control simulation function test model and the IC/ICE interaction function test model, and recording passing or failing data.
As a preferred mode, the IC/ICE display test model comprises the following procedures of opening a CAN bus simulation switch, simulating different values of CAN signals, observing an IC/ICE interaction prompt interface, recording related data and phenomena, and evaluating whether the design is reasonable or not.
As a preferred mode, the test model of the simulation function of the IC/ICE hard-line control comprises the steps of confirming that the simulation switch signal is valid and the signal output is normal, observing whether the information display host (IC) and the multimedia entertainment host (ICE) synchronously act or not and recording data until the function is normally operated.
As a preferred mode, the IC/ICE interaction function test model comprises CAN messages required by simulating IC/ICE, the radio is adjusted in different frequency bands, and whether a multimedia entertainment host (ICE) CAN correctly display information in a flow process is observed; in the radio adjusting process, whether the information display host (IC) synchronously displays the radio related information is observed; the USB flash disk with music is plugged, the multimedia entertainment host (ICE) normally plays the music of the USB flash disk, and whether the multimedia entertainment host (ICE) normally displays music information is observed; in the music playing process, whether the information display host (IC) synchronously displays the related information of the music is observed; the test data and the test result are obtained by operating the switching key of the music.
As a preferred mode, the entertainment multimedia host (ICE) is electrically connected with a GPS antenna module, a microphone module, a power amplifier module, and the like, wherein an air conditioner panel control signal of the entertainment multimedia host (ICE) and an information display host (IC) steering wheel control signal are linear resistance voltage signals, and the linear resistance voltage signals are implemented after being processed by a simulation cabinet.
As a preferable mode, the fault model further comprises a program-controlled power supply fault model, abnormal voltage conditions such as overvoltage, undervoltage and voltage curve in the starting process of the engine are set, the function of the system under different voltage conditions and whether abnormality exists in communication and the like are observed, and abnormal data are recorded.
Preferably, the fault model further comprises short-circuiting the analog digital signal to the power supply, short-circuiting to the bottom and opening the circuit, and observing whether the system function and communication are abnormal.
Preferably, the simulation cabinet further comprises a real-time simulation processor, and the control signal of the air-conditioning panel of the entertainment multimedia host (ICE) and the control signal of the steering wheel of the information display host (IC) are realized by controlling the RES resistance channel through the simulation processor.
As a preferable mode, the simulation processor arranged in the simulation cabinet receives the control command sent by the upper computer and then sends the control command to the I/O control model, and the I/O control model performs a test action according to the specified control command and then feeds back test abnormal or normal data to the interactive interface.
The invention provides a model control-based entertainment information interaction test method, which is used for carrying out open-loop test, wherein the operation results of all parts are directly reflected by the parts, so that the user interface evaluation can be completed in the early stage; secondly, a CAN transceiver is arranged on a model of the information display interaction testing method, the CAN transceiver CAN simulate communication signals of a multimedia entertainment host (ICE), an information display host (IC) and other vehicle-mounted modules, and different platforms CAN be tested by configuring corresponding signals; especially, fault tests can be injected into the test model, and after software development is completed, user virtual review can be performed, so that the defects of the traditional practical experiment are overcome, and dependence on a real vehicle is eliminated.
Drawings
FIG. 1 is a schematic diagram of an ICE and IC host interactive display system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an infotainment interactive display system according to an embodiment of the invention;
FIG. 3 is a flow chart of model testing according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a model test according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings.
An entertainment information interaction test method based on model control refers to fig. 1 to 4, and comprises a simulation cabinet for running a simulation model, an upper computer for controlling the simulation model, a multimedia entertainment host (ICE) and an information display host (IC), wherein the multimedia entertainment host (ICE) and the information display host (IC) are electrically connected through a program control power supply, and the multimedia entertainment host (ICE), the information display host (IC), a simulation module of the simulation cabinet and the upper computer perform data transmission through digital signals; the test method comprises the following steps: building a test system simulation model, wherein the simulation model comprises an IC/ICE display test model, an IC/ICE hard-line control simulation function test model and an IC/ICE interaction function test model; establishing system connection, wherein a control button is arranged on a development system test interface of the upper computer, the control button comprises a system power supply control switch, CAN bus simulation signal control, a digital hard wire control signal and a steering wheel control signal, the attribute of the control button is connected with a control variable, a CAN communication database signal variable, a digital board card channel and an RES resistance channel in an I/O control model and is used for setting a corresponding mapping relation, after the system connection is finished, a smoke test is carried out on the system through the control button of the test interface, and after the test is passed, a function test is carried out according to a set program; entering a test state, operating a control module of the multimedia entertainment host (ICE), observing the operating state of the multimedia entertainment host (ICE) and evaluating whether the function and the UI interface of the multimedia entertainment host (ICE) meet the design requirements, wherein an interconnection protocol and content are arranged between the multimedia entertainment host (ICE) and the information display host (IC), and the interconnection information can be dynamically changed to observe and evaluate whether the display of the interconnection content and the UI interface meet the design requirements; running a fault model, running a test program after determining key parameters of the fault model, and realizing fault simulation according to the key parameters; and respectively operating fault models written in the IC/ICE display test model, the IC/ICE hard-line control simulation function test model and the IC/ICE interaction function test model, and recording passing or failing data.
The testing method CAN run the power management model, the switch control model and the CAN bus simulation model in the simulation cabinet, so that the power supply is carried out on a media entertainment host (ICE) and an information display host (IC), all signals required by a simulation system are tested, and the testing of a real vehicle is not required. Secondly, the information interaction testing method carries out testing change aiming at interface change, interaction and display, can carry out quick verification and greatly improves the system testing efficiency. And the signals input by the test system are input by the simulation of the simulation cabinet, and the related interactive interfaces can be evaluated in advance, so that the system development efficiency is greatly improved, the development and development period is shortened, and the cost is effectively saved.
In one embodiment, referring to fig. 3 and 4, the IC/ICE display test model includes the following procedures of turning on a CAN bus emulation switch, emulating different values of a CAN signal, observing an IC/ICE interaction prompt interface, recording related data and phenomena, and evaluating whether a design is reasonable. The test comprises the following steps: s1 simulation cabinet power-on; s2, upper computer test software is turned on, and an ICE/IC power supply, a KL30, an ACC and a KL15 are switched on; s3, opening a CAN bus simulation switch to simulate the CAN message required by the IC/ICE; s4, changing different values of the simulation CAN signal, and observing an IC/ICE UI prompt interface; s5, recording related data and phenomena, and evaluating whether the design is reasonable; s6 repeat S4 and S5 to test more display functions; and S7, recovering the initial state, powering off the test bed, and completing the test.
The IC/ICE hard wire control simulation function test model comprises the steps of confirming that a simulation switch signal is valid and the signal output is normal, observing whether an information display host (IC) and a multimedia entertainment host (ICE) act synchronously or not and recording data until the function operates normally.
In an embodiment, referring to fig. 3 and fig. 4, the IC/ICE interaction function test model includes CAN messages required for simulating IC/ICE, adjusting the radio in different frequency bands, and observing whether the multimedia entertainment host (ICE) CAN correctly display information in the process; in the radio adjusting process, whether the information display host (IC) synchronously displays the radio related information is observed; the USB flash disk with music is plugged, the multimedia entertainment host (ICE) normally plays the music of the USB flash disk, and whether the multimedia entertainment host (ICE) normally displays music information is observed; in the music playing process, whether the information display host (IC) synchronously displays the related information of the music is observed; the test data and the test result are obtained by operating the switching key of the music. The test comprises the following steps: s1, powering on the cabinet; s2, upper computer test software is turned on, and an ICE/IC power supply, a KL30, an ACC and a KL15 are switched on; s3, opening a CAN bus simulation switch to simulate the CAN message required by the IC/ICE; s4, adjusting the radio in different frequency bands, and observing whether the ICE can correctly display information in the process; s5, in the process of adjusting the radio, observing whether the IC synchronously displays the radio related information; s6 inserting a U disk for music, enabling the ICE to normally play the music of the U disk, and observing whether the ICE normally displays music information; s7, in the music playing process, observing whether the IC synchronously displays the related information of the music; s8 recording test data and test result by operating the previous music and the next music; and S9, recovering the initial state, powering off the test bed, and completing the test.
The entertainment multimedia host (ICE) is electrically connected with a GPS antenna module, a microphone module, a power amplifier module and other parts, wherein an air conditioner panel control signal of the entertainment multimedia host (ICE) and an information display host (IC) steering wheel control signal are linear resistance voltage signals, and the linear resistance voltage signals are realized after being processed by a simulation cabinet.
The fault model also comprises a program control power supply fault model, abnormal voltage conditions such as overvoltage, undervoltage and voltage curve in the starting process of the engine are set, the functions of the system under different voltage conditions are observed, whether communication and the like are abnormal or not is observed, and abnormal data is recorded.
The fault model also comprises the steps of simulating the short circuit of the digital signal to the power supply, the short circuit to the bottom and the open circuit, and observing whether the system function and the communication are abnormal or not. The simulation system adopts a DIG _ OUT digital signal board card to output digital signals, so that high and low level hard wire signals required by an information display host (IC) are simulated.
The simulation cabinet also comprises a real-time simulation processor, and the control signal of the air-conditioning panel of the entertainment multimedia host (ICE) and the control signal of the steering wheel of the information display host (IC) are realized by controlling the RES resistance channel through the simulation processor. The RES resistor channel can simulate control signals required by an entertainment multimedia host (ICE) and an information display host (IC).
And the I/O control model performs a test action according to the appointed control command and then feeds back test abnormal or normal data to the interactive interface.
The above is an explanation of the model-based entertainment information interaction testing method of the present invention for helping understanding of the present invention, but the implementation manner of the present invention is not limited by the above-mentioned embodiments, and any changes, modifications, substitutions, combinations, and simplifications which do not depart from the principle of the present invention shall be equivalent substitutions, and shall be included within the protection scope of the present invention.
Claims (9)
1. The model control-based entertainment information interaction test method is characterized by comprising a simulation cabinet for running a simulation model, an upper computer for controlling the simulation model, a multimedia entertainment host (ICE) and an information display host (IC), wherein the multimedia entertainment host (ICE) and the information display host (IC) are electrically connected through a program control power supply, and the multimedia entertainment host (ICE), the information display host (IC) and a simulation module of the simulation cabinet and the upper computer perform data transmission through digital signals; the test method comprises the following steps:
building a test system simulation model, wherein the simulation model comprises an IC/ICE display test model, an IC/ICE hard-line control simulation function test model and an IC/ICE interaction function test model;
establishing system connection, wherein a control button is arranged on a development system test interface of the upper computer, the control button comprises a system power supply control switch, CAN bus simulation signal control, a digital hard wire control signal and a steering wheel control signal, the attribute of the control button is connected with a control variable, a CAN communication database signal variable, a digital board card channel and an RES resistance channel in an I/O control model and is used for setting a corresponding mapping relation, after the system connection is finished, a smoke test is carried out on the system through the control button of the test interface, and after the test is passed, a function test is carried out according to a set program;
entering a test state, operating a control module of the multimedia entertainment host (ICE), observing the operating state of the multimedia entertainment host (ICE) and evaluating whether the function and the UI interface of the multimedia entertainment host (ICE) meet the design requirements, wherein an interconnection protocol and content are arranged between the multimedia entertainment host (ICE) and the information display host (IC), and the interconnection information can be dynamically changed to observe and evaluate whether the display of the interconnection content and the UI interface meet the design requirements;
running a fault model, running a test program after determining key parameters of the fault model, and realizing fault simulation according to the key parameters;
and respectively operating fault models written in the IC/ICE display test model, the IC/ICE hard-line control simulation function test model and the IC/ICE interaction function test model, and recording passing or failing data.
2. The model control-based entertainment information interaction test method according to claim 1, wherein the IC/ICE display test model comprises the following procedures of turning on a CAN bus emulation switch, emulating different values of CAN signals, observing an IC/ICE interaction prompt interface, recording related data and phenomena, and evaluating whether the design is reasonable.
3. The model-based control entertainment information interaction test method of claim 1, wherein the IC/ICE hard-line control simulation function test model comprises confirming that the simulation switch signal is valid and the signal output is normal, observing whether the information display host (IC) and the multimedia entertainment host (ICE) act synchronously and recording data until the function is normal.
4. The model control-based entertainment information interaction test method according to claim 1, wherein the IC/ICE interaction function test model includes CAN messages required for simulating IC/ICE, adjusting the radio in different frequency bands, and observing whether the multimedia entertainment host (ICE) CAN display information correctly in the process; in the radio adjusting process, whether the information display host (IC) synchronously displays the radio related information is observed; the USB flash disk with music is plugged, the multimedia entertainment host (ICE) normally plays the music of the USB flash disk, and whether the multimedia entertainment host (ICE) normally displays music information is observed; in the music playing process, whether the information display host (IC) synchronously displays the related information of the music is observed; the test data and the test result are obtained by operating the switching key of the music.
5. The model control-based entertainment information interaction testing method according to claim 1, characterized in that the entertainment multimedia host (ICE) is electrically connected with a GPS antenna module, a microphone module, a power amplifier module, etc., wherein the control signal of the air conditioning panel of the entertainment multimedia host (ICE) and the control signal of the steering wheel of the information display host (IC) are linear resistance voltage signals, and the linear resistance voltage signals are implemented after being processed by the simulation cabinet.
6. The model control-based entertainment information interaction testing method according to claim 1, wherein the fault model further comprises a program-controlled power supply fault model, abnormal voltage conditions such as overvoltage, undervoltage and voltage curve in the starting process of the engine are set, the function of the system under different voltage conditions is observed, whether communication and the like are abnormal or not is observed, and abnormal data is recorded.
7. The model-based controlled entertainment information interaction testing method of claim 1, wherein the fault model further comprises short-circuiting analog digital signals to a power source, short-circuiting to the bottom, and opening, and observing whether there is an abnormality in system function and communication.
8. The model-based control entertainment information interaction test method of claim 5, wherein the simulation cabinet further comprises a real-time simulation processor, and the control signal of the air-conditioning panel of the entertainment multimedia host (ICE) and the control signal of the steering wheel of the information display host (IC) are realized by controlling the RES resistance channel through the simulation processor.
9. The model control-based entertainment information interaction testing method according to claim 1 or 8, wherein a simulation processor disposed in the simulation cabinet receives a control command sent by an upper computer and sends the control command to the I/O control model, and the I/O control model feeds back test abnormal or normal data to the interaction interface after performing a test action according to the specified control command.
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