CN100369013C - Process monitoring method for embedded application software testing - Google Patents
Process monitoring method for embedded application software testing Download PDFInfo
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- CN100369013C CN100369013C CNB2006100081894A CN200610008189A CN100369013C CN 100369013 C CN100369013 C CN 100369013C CN B2006100081894 A CNB2006100081894 A CN B2006100081894A CN 200610008189 A CN200610008189 A CN 200610008189A CN 100369013 C CN100369013 C CN 100369013C
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Abstract
The present invention relates to a process monitoring method for testing an embedded application software. The present invention is realized on a testing platform composed of one computer containing a script interpreter and a mobile digital terminal. The present invention comprises: initiating a program environment; defining one or more record state lists composed of one or a plurality of state codes, monitored data characteristics (containing event sources and event types), trigger conditions, trigger operation and the next state code; running a monitoring program to receive the monitored data, and comparing with the monitored data characteristics and the trigger conditions, which are defined in the state lists. If the accordance is realized, the next state is steered to continue monitoring after the trigger operation is executed. The present invention can improve the repeated rate of a script program and the testing efficiency.
Description
Technical field
The invention belongs to the application software testing field of embedded device, particularly the application layer of mobile digital terminal is tested automatically.
Background technology
Current mobile digital terminal (as: mobile phone, PDA etc.) develops into the intelligent mobile platform of being supported by embedded OS gradually, and operation application software thereon is more and more abundanter, also becomes increasingly complex.Use manual test can not satisfy the needs of embedded application software testing, thereby proposed the requirement of automatic test.
To the test of software function usually based on Black-box Testing, the principle of Black-box Testing is to regard system under test (SUT) as a black box, its inner structure is unknown to the tester, the tester sends pumping signal by the connection interface in the black box and the external world to tested black box, and receive the response signal that tested black box sends, by these response signals are analyzed, judge the working condition of black box.
As shown in Figure 1, when the application software to mobile digital terminal adopted Black-box Testing, shell script sent pumping signal to system under test (SUT), and received the response signal that system under test (SUT) is beamed back, by the response signal that receives is handled and analyzed, detect system under test (SUT) and whether have defective.
At present, as one of the most representative embedded software test instrument---the TestQuest Pro of U.S. TestQuest company in the world, carry out the test script program that the tester writes by script interpreter, by means of the interface between computing machine and the mobile digital terminal, finish the automatic test of application software on the mobile digital terminal.In this course, run on a script interpreter on the computing machine and at first read shell script acquisition test instruction and test case, then, interface unit by computing machine and mobile digital terminal sends to mobile digital terminal with pumping signal, after mobile digital terminal receives these signals, according to the program in the mobile digital terminal these signals are responded, and the interface unit of result by computing machine and mobile digital terminal returned to script interpreter, script interpreter will be sent to the signal of mobile digital terminal, the result that mobile digital terminal returns and other data recording journal file in the memory device.But TestQuest Pro lacks special test process monitoring tools, and it mainly realizes control to test process by script and daily record.Like this, just must finish by the people for the analysis of test result, thereby support property test well, also be difficult to really realize the test of no worker monitor.On the other hand, in test process, encounter problems, in the time of need adjusting test, often need to revise test script, and shell script itself is the program that needs test, when test process is complicated, be difficult to further improve testing efficiency by this method.
In order to solve the problem of process monitoring robotization, the test case selection technology that Wayne Liu and Paul Dasiewicz proposed in its paper " The Event-Flow Technique for Selecting Test Cses forObject-Oriented Programs " based on flow of event in 1997, they are by carrying out modeling to test specification, automatically select possible test case with event in the test script implementation, thereby generated automatically on the function the significant test case of tester.The dependence test specification makes test lack necessary dirigibility, so its method is more effective for the Acceptance Test that test specification has clearly defined, but is not suitable for the test of the process of developing.Here incident is meant some the specific phenomenon that takes place in the test process, is exactly the span of data in certain data structure and the corresponding data structure specifically.
Up to the present, also there is not a kind of embedded software automatic test tool and method can be in test process in the world, according to need catching of tester to corresponding event, and according to these incidents, automatically perform predefined action, call suitable test case.
Summary of the invention
Problem at above-mentioned prior art existence, the object of the present invention is to provide and a kind ofly can define the test sensitive event as required by the tester, in test process, these incidents are monitored, variation according to incident, the method that test process is adjusted, thereby improve the rate of reusing of test script, improve testing efficiency.
The invention is characterized in that this method is to realize, may further comprise the steps on a test platform that computing machine and mobile digital terminal constituted that contains script interpreter:
Step 1, initialization on computers is used for the internal memory of process monitoring;
Step 2, define one or more state table and be written into calculator memory according to the test needs, said state table is the ordered set that comprises the record that or some features by state code, monitored data, trigger condition, trigger action, NextState codes form, each state table i.e. a state machine, and wherein the feature of monitored data comprises Data Source (also claiming event source) and data type (also claiming event type);
Step 3, operation monitoring device program on computers, the internal memory that initialization is corresponding with it;
Step 4, the state machine of defined each state table correspondence is initial state in the watch-dog program initialization step 2, promptly the case pointer of state machine points to article one record of state table separately;
Step 5, the watch-dog program receives monitored data;
Step 6, the watch-dog program compares the monitored data that receive in the step 5 successively with the feature and the trigger condition of the monitored data of state machine current record, then carry out trigger action if all meet, execution in step 7 then, continue to carry out otherwise return step 5;
Step 7, watch-dog program are according to the NextState code of state machine current record, and the update mode machine is next state, and promptly the case pointer of state machine points to the pairing record of NextState code in the current record, repeating step 5 to 7.
Described monitored data comprise value, the computer system time of the shell script built-in variable that script interpreter is deposited in the related calculator memory of data that mobile digital terminal sends, data, script interpreter that mobile digital terminal sends to script interpreter; Data Source described in the step 2 comprise script interpreter to the output of watch-dog program, mobile digital terminal to the output of watch-dog program, the system clock that the watch-dog program obtains; Data type described in the step 2 is meant computing machine institute energy recognition data structure; Trigger action described in the step 2 is meant recording-related information operation, shows the relevant information operation, stops the script interpreter operation, suspends the script interpreter operation, script interpreter is recovered executable operations, recover the operation of script interpreter context.
In the deterministic process of step 6, can as required needed correlation data be loaded into monitor task from associated databases.
The watch-dog program can be opened, close or be suspended by external command.
Prove that by experiment the present invention can monitor the inputoutput data that causes these incidents, and respond according to the incident that data variation triggered according to the actual needs definition test event of test, and test process is adjusted in test process.In such process, the tester needn't rewrite test script or rebulid test case, only need redefine test event and get final product, and reaches the rate of reusing that improves test script, improves the purpose of testing efficiency.
Description of drawings
Fig. 1 is the state transition diagram of the inventive method;
Fig. 2 is a data flowchart of realizing the inventive method;
Fig. 3 is the process flow diagram flow chart of one embodiment of the invention;
Embodiment
Course monitoring method is to be based upon the ideological of coarseness control carried out in the execution of shell script, its basic thought is by shell script being followed the tracks of with testing relevant parameter with other with interactive signal, shell script own variable between the mobile digital terminal, according to predetermined conditions the operation of shell script being controlled.
The simplification internal process of process monitoring can be described with a state transition diagram as shown in Figure 1, and incident can be regarded as certain state that is constituted when different input data or data combination and these input data or data combination reach particular value.
The principle of work of process monitoring is as follows: at first carry out initialization 1, set up the virtual environment of a state machine job, be i.e. the corresponding internal memory of initialization; Second step, execution is provided with event action 2, event table is set, event table is also referred to as state table, be to comprise one or some by state code, the feature of monitored data (comprising event source and event type), trigger condition, trigger action, the ordered set of the record that the NextState code is formed, a state table of Pai Lieing promptly constitutes a state machine like this, the state table that sets can be operated 6 by exterior storage and be kept in the External memory equipment for future use, also can operate 6 by exterior storage and directly take out the state tables of having preserved be provided with from External memory equipment; In the 3rd step, a process is set up in implementation monitoring 3 on computer system platform, operation monitoring device program, and monitor event when incident takes place, triggers corresponding processing procedure 5, or externally shut-down operation 4, termination procedure monitoring are carried out in order control down.
Wherein, the feature of monitored data comprises Data Source and two key elements of data type, Data Source (also claiming event source) comprise script interpreter to the output of watch-dog program, mobile digital terminal to the output of watch-dog program, the system clock that the watch-dog program obtains, data type (also claiming event type) is meant computing machine institute energy recognition data structure, comprises integer, floating type, character type, enumeration type, object type etc.Like this, data-driven source, monitored data just comprise that script interpreter is to the data that mobile digital terminal sends, value, the computer system time of mobile digital terminal institute's stored script information program built-in variable in the related calculator memory of data, the script interpreter of script interpreter transmission.
See Fig. 2, because mobile phone is most representative mobile digital terminal, therefore, embodiment describes at the test of mobile phone application software.
In this embodiment, the data flow of realization the method for the invention comprises as lower unit: interface layer A01, state table are provided with unit A02, watch-dog A03, script interpreter A04, database A05, clock controller A06, test and management and scheduling unit A07.Wherein, interface layer A01 is responsible for transmitting mutual data between mobile phone and the script interpreter A04, mobile phone be sent to the data of script interpreter A04 and order be converted to script interpreter A04 through interface layer A01 can the recognition data structure, script interpreter A04 sends to mobile phone to data and the order that mobile phone sends after interface layer A01 is converted into the receivable signal of mobile phone, mobile phone can be a real mobile phone, also can be a mobile phone emulator of setting up in calculator memory (being virtual mobile phone); State table is provided with unit A02 and is used for the tester and according to the test needs one or more state table is set, and the state table that sets can deposit among the computer storage A08, and can by state table unit A02 be set as required and read; State table is provided with unit A02 and the state table that sets is loaded into calculator memory and passes to watch-dog A03 use, script interpreter A04 is used for carrying out one by one test script, watch-dog A03 obtains the executing state of script interpreter A04 by the trace routine of implanting among the script interpreter A04, the statement that comprises variate-value and execution, simultaneously, watch-dog A03 obtains script interpreter A04 by the trace routine of implanting in the interface layer and sends to the data of mobile phone and the data that mobile phone feeds back to script interpreter A04; When watch-dog A03 needs comparing data, can obtain correlation data from database A05 as required; Clock controller A06 is used for providing test relevant temporal information to watch-dog A03, temporal information can be time or a relative time on the wall, the time is meant the concrete time of ordinary clock on the so-called wall, and relative time is meant that back institute elapsed time takes place for certain incident or trigger action; Test and management and scheduling unit A07 are used to control the operation of watch-dog A03, comprise startup, suspend, stop watch-dog A03.
See Fig. 3, for the test of a reality, its processing procedure is as follows: at first, initialization monitoring environment in step S001 comprises work such as setting up independently memory field, the input of show state table, output interface, monitor procedure Control-Menu.Definition monitor state table in step S002, it comprises the ordered set of the record that or some the features by state code, monitored data (comprising event source and event type), trigger condition, trigger action, transfering state code form, wherein the feature of monitored data comprises Data Source and data type, and the feature of monitored data and trigger condition constitute an incident.The monitor state table can be one or more, the state table that edits can be kept in the external memory, also can be written into existing state table from external memory.Provide the state table of a reality below in conjunction with the test case that sends function of multimedia message.
Test case is described below:
For a test case that sends multimedia message, several steps below needing:
(1) opens the editing multimedia messages program;
(2) in program, test all buttons, the input corresponding text, and grab back picture or carry out OCR identification, look at whether all inputs are correct;
(3) select the contact person;
(4) add picture;
(5) send multimedia message;
(6) start timer, prepare to receive the answer multimedia message.
State table is defined as follows:
(1) the every data structure of state table:
| List item | Data type | Length | Form | Range constraint |
| State code | Character string | 6 bytes | S＜table numbering〉＜status number〉S01001-represents state table, first state No. 1 | Wherein state table is maximum 99, maximum 999 of state |
| Event source | Integer | 4 bytes | Numeral number 1,2,3 for each system event source.。。 | Value＞0 | ||||
| Event type | Integer | 4 bytes | The numeral number of each system event | Value＞0 | ||||
| Trigger condition | Character string | Elongated byte | Expression character string relatively, composed as follows: fiducial value 1+ is symbol+fiducial value 2 relatively | Fiducial value can be the variable or the constant of system definition | ||||
| Trigger action | Structure | Elongated | Class action { Integer action; // action code String the argu1 that carry out; // parameter name 1 String the argu2 that export; // the parameter name 2 that export } | Action code is the numbering of predefined action in the system.Two character types parameters are provided, are respectively applied for system variable title or a character string required when depositing the action execution. | ||||
| The code of transfering state | Character string | 6 bytes | With " state code ", the next state of indicating to shift.S＜table numbering〉＜status number〉S01001: represent No. 1 state table, first state | Wherein state table can have 99 at most, and state can have 999 at most | ||||
(2) state table of multimedia message use-case correspondence is the content of note in "＜〉" wherein.
| State code | Event source | Event type | Trigger condition | Trigger action | The code of transfering state |
| S01001 | 1＜1 expression virtual mobile phone 〉 | 2＜2 represent being connected of successfully foundation and mobile phone 〉 | OpenSucc ess＝TRUE | ", " " } | S01002 |
| S01002 | 2＜2 expressions | 1＜1 note | OCRResul t＝TRUE | " 2 (outputing to daily record) ", | S01003 |
| Text identification comparison assembly 〉 | Character recognition comparison incident after opening 〉 | “Open editor success！”， “”} | |||
| S02003 | 2＜2 expression text identification and comparing components 〉 | 1＜1 selects the character recognition comparison incident behind the contact person 〉 | OCRResul t＝TRUE | ", " " } | S01004 |
| S01004 | 3＜3 expression picture comparison assemblies 〉 | The screen comparison incident behind the picture is inserted in 3＜3 expressions 〉 | ScreenCo mpare＝TR UE | ", " " } | S01005 |
| S01005 | 1＜1 expression virtual mobile phone 〉 | 4＜4 expression multimedia message transmit status incidents 〉 | MMSSend＝ TRUE | ", " " } | Final state |
In step S003, start watch-dog, promptly in the software environment of computing machine, set up independently monitoring process, one or more process monitoring state table that defines is loaded into calculator memory, and each state machine is initialized as initial state according to separately state table, begin to receive monitored data, the generation of waiting status incident that table defines.
The end of step S004 and S005 acceptance test management and scheduling unit and pause instruction if receive, then stop or suspending watch-dog, and watch-dog can be activated again after suspending.The data that step S006 reception script interpreter A04, interface layer A01, clock controller A06 send.
Step S007, S008, S009 is the judgment data source respectively, data type, trigger condition, as all meeting, then carry out trigger action (step S010), Data Source comprises script sentence that script interpreter provides and the variable in the script, the data that script interpreter and interface layer are mutual, clock, timer, timer, the data type of judging comprises absolute time, relative time, image data, key information, output information, script sentence, script variable value etc., trigger condition comprises the occurrence or the span of absolute time, the occurrence of relative time or span, concrete image data, key value, output valve, concrete script sentence, concrete script variable value or span, trigger action comprise that output information arrives the operation of journal file, output information is to the operation of display device, stop the script interpreter operation, suspend the script interpreter operation, script interpreter is recovered executable operations, recover the operation of script interpreter context.
Step S011 is provided with the state table pointer according to the transfering state code of current state table record, with in the state table pointed state table with the corresponding record of transfering state code, return step S004 and continue to carry out.
The program and the script interpreter that are used for process monitoring operate in same computing machine, the watch-dog process can be designed as and handles a plurality of monitor state tables simultaneously, after certain incident takes place, the watch-dog process judges at first which monitor state table is this incident belong to, carry out the corresponding actions of corresponding states table then, to realize the parallel work-flow of different monitoring purpose.
Adopt the process monitoring that the present invention carried out, can incident be customized according to the testing requirement of reality, in test process, when needs are monitored defined incident, do not need to write the test script program again, improved the rate of reusing of shell script, improve testing efficiency.
Claims (2)
1. the course monitoring method of an embedded application software testing is characterized in that, this method is to realize on a test platform that computing machine and mobile digital terminal constituted that contains script interpreter, may further comprise the steps:
Step 1, initialization on computers is used for the internal memory of process monitoring;
Step 2, define one or more state table and be written into calculator memory according to the test needs, said state table is the ordered set that comprises the record that or some features by state code, monitored data, trigger condition, trigger action, NextState codes form, each state table i.e. a state machine, and wherein the feature of monitored data comprises Data Source and data type;
Step 3, operation monitoring device program on computers, the internal memory that initialization is corresponding with it;
Step 4, the state machine of defined each state table correspondence is initial state in the watch-dog program initialization step 2, promptly the case pointer of state machine points to article one record of state table separately;
Step 5, the watch-dog program receives monitored data;
Step 6, the watch-dog program compares the monitored data that receive in the step 5 successively with the feature and the trigger condition of the monitored data of state machine current record, then carry out trigger action if all meet, execution in step 7 then, continue to carry out otherwise return step 5;
Step 7, watch-dog program are according to the NextState code of state machine current record, and the update mode machine is next state, and promptly the case pointer of state machine points to the pairing record of NextState code in the current record, repeating step 5 to 7.
2. the method for claim 1 is characterized in that: described monitored data comprise value, the computer system time of script interpreter institute's stored script information program built-in variable in the related calculator memory of data that mobile digital terminal sends, data, script interpreter that mobile digital terminal sends to script interpreter; Data Source described in the step 2 comprise script interpreter to the output of watch-dog program, mobile digital terminal to the output of watch-dog program, the system clock that the watch-dog program obtains; Data type described in the step 2 is meant computing machine institute energy recognition data structure; Trigger action described in the step 2 is meant recording-related information operation, shows the relevant information operation, stops the script interpreter operation, suspends the script interpreter operation, script interpreter is recovered executable operations, recover the operation of script interpreter context.
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Families Citing this family (12)
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| CN101409745B (en) * | 2007-10-11 | 2012-05-23 | 中兴通讯股份有限公司 | Method for testing seat automatically |
| CN101645808B (en) * | 2009-05-15 | 2012-01-04 | 天津七一二通信广播有限公司 | Method for testing communication terminal by adopting analogue feedback frame |
| CN101576850B (en) * | 2009-06-10 | 2011-05-04 | 南京航空航天大学 | Method for testing improved host-oriented embedded software white box |
| CN101706752B (en) * | 2009-11-20 | 2012-06-06 | 中兴通讯股份有限公司 | Method and device for in-situ software error positioning |
| CN101808349B (en) * | 2010-03-12 | 2013-03-13 | 北京天碁科技有限公司 | Method and device for acquiring system time of mobile terminal message |
| CN101968742B (en) * | 2010-09-21 | 2013-05-22 | 清华大学 | Internal interlocking management method and device for simulation system |
| CN102736976B (en) * | 2012-04-24 | 2015-02-18 | 上海斐讯数据通信技术有限公司 | Debugging system and debugging method thereof |
| CN102932464B (en) * | 2012-11-06 | 2015-10-07 | 无锡江南计算技术研究所 | A kind of method for analyzing performance of storage system and device |
| TWI542995B (en) * | 2015-05-08 | 2016-07-21 | 廣達電腦股份有限公司 | Resource monitoring system and method thereof |
| CN110147307B (en) * | 2019-05-15 | 2021-10-26 | 东华大学 | Embedded system simulation RAM, ROM result comparison system |
| CN110488714B (en) * | 2019-08-30 | 2021-04-02 | 苏州浪潮智能科技有限公司 | Asynchronous state machine control method and device |
| CN113946333B (en) * | 2021-09-30 | 2022-06-14 | 广州市玄武无线科技股份有限公司 | Mobile terminal logic script execution method and device |
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