CN113778887B - Software testing device and software testing method thereof - Google Patents
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- CN113778887B CN113778887B CN202111085798.0A CN202111085798A CN113778887B CN 113778887 B CN113778887 B CN 113778887B CN 202111085798 A CN202111085798 A CN 202111085798A CN 113778887 B CN113778887 B CN 113778887B
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- 238000013522 software testing Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000012360 testing method Methods 0.000 claims abstract description 143
- 238000001514 detection method Methods 0.000 claims abstract description 100
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- 238000004364 calculation method Methods 0.000 claims description 5
- 238000012634 optical imaging Methods 0.000 claims description 5
- 230000001502 supplementing effect Effects 0.000 claims description 4
- 238000012812 general test Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 5
- 238000011156 evaluation Methods 0.000 abstract description 2
- 238000011002 quantification Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 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
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3664—Environments for testing or debugging software
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3668—Software testing
- G06F11/3672—Test management
- G06F11/3684—Test management for test design, e.g. generating new test cases
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/36—Preventing errors by testing or debugging software
- G06F11/3668—Software testing
- G06F11/3672—Test management
- G06F11/3692—Test management for test results analysis
Abstract
The invention discloses a software testing device and a software testing method thereof, belonging to the technical field of software testing; the device comprises an acquisition module, a test module, a recording module and an analysis module; the invention has the advantages that firstly, a complete optical test platform is constructed, the detection difficulty of different special-shaped parts can be well solved, and the detection device comprises various optical detection means and can be matched according to the surface materials of different products; secondly, an evaluation method of the software is established, so that the detection efficiency can be effectively improved, and differences among different software and the software efficiency can be well displayed in a quantification manner; the software testing device can greatly shorten the distance between the software from the test bed to the factory, particularly the detection of the identification software constructed by aiming at the machine vision algorithm, and avoid the problem of unscientific and unreasonable caused by the subjective assumption of personnel.
Description
Technical Field
The invention belongs to the technical field of software testing, and particularly relates to a software testing device and a software testing method thereof.
Background
Machine vision is to use a machine to replace human eyes for measurement and judgment. The machine vision system converts a shot target into an image signal through a machine vision product, transmits the image signal to special image processing software, and converts the image signal into a digital signal according to information such as pixel distribution, brightness, color and the like; the image processing software performs various calculations on these signals to extract the features of the target, and then controls the operation of the on-site equipment according to the result of the discrimination. With the vigorous development of Chinese manufacturing industry, China is becoming one of the most active areas for the development of international machine vision. The large-scale application range gradually expands from the beginning of the fields of electronics, pharmacy and the like to the fields of packaging, cars and the like, and the large-scale application range also has a plurality of applications in the fields of transportation, printing and the like.
However, in the prior art, an algorithm technology for how to improve detection accuracy and how to detect a high-reflection surface is mature, but the existing problems are focused on how to convert software constructed in a laboratory into software meeting industrial application; particularly, whether the clamping mode of the heterogeneous piece, the detection algorithm of the high-reflection part and the like can meet the industrial application or not and the method is matched with the existing process production line, and still has a larger problem.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a software testing device which is used for solving the problem that whether machine vision software can be matched with the existing process production line is difficult to judge in the prior art and simultaneously provides a software testing method for responding to the problem.
(II) technical scheme
The invention is realized by the following technical scheme: the software testing device comprises an acquisition module, a testing module, a recording module and an analysis module; the acquisition module is used for calling at least one piece of detection data of the test product from the test database; the test database comprises at least one detection data corresponding to different types of products; each detection data corresponds to a preset numerical value; the test module is used for testing the detection capability of the software on the product and comprises a test bed; the recording module is used for recording the test scores of the test software according to the test module when the test module utilizes the test software to test the test product, and obtaining the test result; the test results comprise excellent test, good test, general test, poor test and serious test mismatch; the analysis module is used for analyzing the test data collected by the test module and storing the result into the recording module.
As a further explanation of the scheme, the test bed comprises a production line support, an upper detection support, a multifunctional production line, at least one lateral detection support and a lower detection support.
As a further explanation of the above solution, the assembly line bracket is used for mounting a multifunctional assembly line; the assembly line bracket is provided with a controller; the middle of the multifunctional assembly line is in a hollow state, and at least one protruding part is arranged at the hollow position in the middle and in the inner side of the multifunctional assembly line; the protrusion is used for mounting the clamping device.
As a further explanation of the above scheme, the upper detection bracket is movably connected to the assembly line bracket; the upper detection bracket is movably connected with the upper detection device; the lateral detection bracket is movably connected to the assembly line bracket; the lower detection bracket is positioned at the lower side of the hollow part in the middle of the multifunctional assembly line; the lower detection bracket is movably connected with a lower detection device.
As a further illustration of the above solution, the calculation formula of the test score is:
X＝(A1*B1+A2*B2+A3*B3+……+An*Bn)/(A1+A2+A3+……+An)
wherein:
x represents a software test score; n represents the number of products;
Anrepresenting the weighting quantity of the product, wherein the value of the weighting quantity is a preset value corresponding to each detection data; the preset value is customized according to the test complexity of the product, and the specific calculation formula is as follows:
An＝E/(C*D)；
wherein C represents the number of faces of the product test; d represents the testing time required by the single side of the product; e represents the appearance classification of the product surface, and if the product surface is a product except for a high-reflection bright surface, the range of E is 1-1.5; if the surface of the product is a high-reflection bright surface, the range of E is 2-8;
Bnrepresents the result score of a single product software test, and the numerical value is calculated by the following formula:
Bn＝[(f1/F1)+(f2/F2)+(f3/F3)+……+(fi/Fi)]/i；
wherein F represents the number of defects detected by the test software, F represents the number of defects preset in the test data, and i represents the amount of data obtained by the test software when testing the product once.
The invention also discloses a software testing method, which comprises the following steps:
s1: installing a test product;
s2: debugging a test module, starting testing and collecting test data;
s3: test data are imported into an analysis module, the test data are converted into numerical values, and software test scores are calculated;
s4: the recording module generates a software test result, and typesets the analysis data constructed by the analysis module to generate a test result report.
As a further description of the above solution, specifically, at least one clamping device is installed on the protruding portion for installing the test product, the clamping device installs at least one test product, and the obtaining module invokes at least one product detection data.
As a further description of the above solution, the debugging test module specifically includes an upper detection device, a lower detection device, and a lateral detection bracket mounting test device; the multifunctional assembly line adjusts the transmission speed.
As a further explanation of the above scheme, the testing device includes an optical imaging device, a light supplementing device, and a laser detection device.
As a further illustration of the above approach, the generated test structure report includes:
1) test scoring
2) Testing results;
judging whether the score is greater than a first threshold value, and if so, marking the test result of the software as excellent;
otherwise, judging whether the score is greater than a second threshold value, and if so, marking the test result of the software as good;
otherwise, judging whether the score is greater than a third threshold value, and if so, marking the software test result as a general test;
otherwise, judging whether the score is larger than a fourth threshold value, and if so, marking the test result of the software as a test failing;
otherwise, marking the test result of the software by marking software as serious test non-compliance;
3) the type of product for which the software is appropriate;
4) and the test angle and the test distance between the test device and the product are measured during product test.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic diagram of a software testing apparatus according to the present invention;
FIG. 2 is a schematic diagram of a software testing method according to the present invention;
FIG. 3 is a schematic structural diagram of a software testing apparatus according to an embodiment of the present invention;
FIG. 4 is a partial schematic view of A of FIG. 3;
FIG. 5 is a schematic view of the side detection bracket mounted on one side of the testing device according to the embodiment of the present invention;
FIG. 6 is a schematic view of the lateral testing fixture installed on the other side of the testing device according to the embodiment of the present invention;
fig. 7 is a schematic structural view of crab jaws and a universal odd-hand support in the embodiment of the invention.
In the figure: the crab clamp detection device comprises a production line support (1), a controller (11), an upper detection support (2), an upper detection device (21), a multifunctional production line (3), a protruding portion (31), a lateral detection support (4), a lower detection support (5), a lower detection device (51), a protruding portion connecting groove (6), a universal monster hand support (7) and a crab clamp (8).
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects: firstly, a complete optical test platform is constructed, so that the detection difficulty of different special-shaped parts can be well solved, and the detection device comprises various optical detection means and can be matched according to the surface materials of different products; secondly, an evaluation method of the software is established, so that the detection efficiency can be effectively improved, and differences among different software and the software efficiency can be well quantitatively displayed; the software testing device can greatly shorten the distance between the software from the test bed to the factory, particularly the detection of the identification software constructed by aiming at the machine vision algorithm, and avoid the problem of unscientific and unreasonable caused by the subjective assumption of personnel.
Detailed Description
Examples
Please refer to fig. 1 to 7;
s1: installing a test product;
in the embodiment, a chrome-plated car logo with a surface is used as a test product, and a combination of crab forceps holders and a universal odd-hand support is selected as a clamping device of the chrome-plated car logo; one end of the universal odd hand support is fixed on the protruding part 31, and the other end of the universal odd hand support is provided with a crab clamp; the crab clamp clamps and fixes the chrome-plated car logo, and the universal strange hand bracket can be used for adjusting the angle and the range of the chrome-plated car logo; the plurality of protrusions 31 can mount a plurality of differently chrome-plated emblems; in the embodiment, the defect detection rate and the detection speed of the vehicle logo are used as the test score of the calculation software, so that the chromium-plated vehicle logo with different defect conditions can be installed, the capability of the software can be comprehensively judged, the acquisition module calls the detection data of the chromium-plated vehicle logo from the database after installation and debugging, the number of the detection data is determined according to the number of the installed chromium-plated vehicle logos, and the detection data comprises the defect amount, the defect position, the defect type and the defect size.
At this time, after the product setting is completed, a weighting amount a can be calculated, and a specific formula a ═ E/(C × D); where C represents the number of faces of the product test, and the emblem generally detects only the conspicuous outer surface, so in this embodiment C is 1; d represents the testing time required by the single surface of the product, and refers to the accuracy and speed of the current manual detection, namely the accuracy is 90% and the detection speed of the single surface is 6-8s, wherein D is 3-6 s; e represents the appearance classification of the surface of the product, because the surface of the vehicle logo is a chromium-plated surface, the chromium-plated surface belongs to a high-reflection bright surface, and meanwhile, the position of the vehicle logo needing to be detected is mostly a plane, and the number of complex curved surfaces is small, so that the E is 3-6; the weight A ranges from 0.5 to 2, and the chrome plating car logos with different defects correspond to different weight A.
Secondly, debugging a test module, wherein the assembly line bracket 1 is used for installing a multifunctional assembly line 3 in the embodiment; the assembly line bracket 1 is provided with a controller 11 for adjusting assembly line parameters; the middle of the multifunctional assembly line 3 is in a hollow state, so that the detection of the upper position and the lower position is facilitated; at least one protruding part 31 is arranged at the hollow part towards the middle inside the multifunctional assembly line 3; the projection 31 is used for mounting the clamping device.
S2: debugging a test module, starting testing, and collecting test data;
the upper detection device 21 is connected with the upper detection bracket 2 in an electric joint connection mode, and the detection direction is downwards opposite to the side of the pipeline 3; the upper detection bracket 2 is an electric lifting table and is arranged at the side of the pipeline of the assembly line bracket 1; the lateral detection brackets 4 are positioned at two side edges of the assembly line bracket 1 and are connected to the middle position of the two assembly line brackets 1 through an electric rotating shaft; the lateral detection bracket 4 is of a cross structure, and four protruding parts of the lateral detection bracket are used for installing a clamping mechanism of the lateral detection device; the lower detection bracket 5 is positioned at the lower side of the hollow part in the middle of the multifunctional assembly line 3; in the embodiment, the lower detection bracket 5 is an electric lifting platform, the flap side of the electric lifting platform is connected with the lower detection device 51 through an electric joint, and the detection direction is upward and is opposite to the lower side of the multifunctional production line 3; in this embodiment, since the number of detection surfaces of the chrome-plated emblem is 1, the side position and the lower detection position are not required to be used, and only the upper detection device is turned on.
Secondly, adjusting an upper detection device, wherein the upper detection device comprises an optical imaging device, a light supplementing device and a laser detection device; in the embodiment, a combination of an optical imaging device and a light supplementing device is adopted as a detection source; the camera adopts an area array CCD camera, the size of a target surface of the camera is 2/3 inches, the effective pixel area is 1920 multiplied by 1080, the frame rate is 50 frames/second, and the pixel size is 5.5um multiplied by 5.5 um. The lens is composed of an optical lens with the size of an applicable target surface of 2/3' and the focal length of 16 mm. In the debugging step, parameters such as focusing, aperture, sensitivity and the like of the optical imaging device need to be debugged; and secondly, considering that the chrome-plated car logo is a high-reflection bright surface, an annular diffuse reflection light source is adopted as a matte device. The detection speed is known to be in the range of 3-6s in the process of calculating the weighting quantity A; thus, the multi-function pipeline transmission logic is set to: and conveying the chrome-plated car logo, stopping for 3-6 seconds when the chrome-plated car logo reaches the detection position, and continuously conveying the chrome-plated car logo.
S3: test data are imported into an analysis module, the test data are converted into numerical values, and a software test score is calculated;
the analysis module in the step fills the analysis module by introducing the established software algorithm according to the software algorithm established in advance, and when the test module transmits back test data, the analysis module performs analysis according to the software algorithm step, and records the analysis time in the analysis process; and after the analysis is finished, obtaining the number of flaws of each chrome-plated car logo recognized by each product under the framework of the software algorithm, and importing the data into a formula to calculate the result score of each car logo, wherein the formula is as follows:
Bn＝[(f1/F1)+(f2/F2)+(f3/F3)+……+(fi/Fi)]/i；
since the chrome-plated emblem detects only one surface defect in the present embodiment, i is 1 in this formula, and the score B of a single chrome-plated emblem is obtainednF/F, wherein F represents the number of defects detected by the test software, and F represents the number of defects preset by the detection data; and F, storing the data in an original database, and directly calling to obtain a specific numerical value.
S4: the recording module generates a software test result, and typesets the analysis data constructed by the analysis module to generate a test result report, wherein the contents comprise the following contents:
1) specifically, the method comprises the steps ofn、BnThe result of (d) is then substituted into the formula:
X＝(A1*B1+A2*B2+A3*B3+……+An*Bn)/(A1+A2+A3+……+An)
obtaining a final software testing score;
2) analyzing and judging the test result of the software according to the test score of the software and a preset value, wherein the test logic is as follows:
if X > the first threshold, the test results are: the test is excellent;
if X is larger than the second threshold value, the test result is as follows: the test is good;
otherwise, if X is larger than a third threshold value, the test result is as follows: testing is general;
otherwise, if X is larger than the fourth threshold, the test result is as follows: testing the failure;
when the above conditions are not met, the test result is as follows: the test was severely incongruous.
3) The type of product for which the software is appropriate;
in the embodiment, different chrome-plated car logos are adopted as experiments, and the testing capability of software on different car logos can be distinguished according to BnThe software can be obtained by analysis, and is suitable for the chrome-plated automobile logo of which brand has the best detection accuracy.
4) And when the product is tested, the testing angle and the testing distance between the testing device and the product are tested.
When the software passes the test and accords with the detection requirement, the detection mode and the posture of the test bed can be repeatedly engraved to the production line by recording the test angle and the test distance between the test device and the product, so that the debugging cost is greatly reduced.
While there have been shown and described what are at present considered to be the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. A software testing device comprises an acquisition module, a testing module, a recording module and an analysis module; the method is characterized in that: the software testing device is applied to testing of a high-reflection-surface part detection algorithm;
the acquisition module is used for calling at least one piece of detection data of the test product from the test database; the test database comprises at least one detection data corresponding to different types of products; each detection data corresponds to a preset numerical value;
the test module is used for testing the detection capability of the software on the product and comprises a test bed;
the test stand includes: the crab clamp detection device comprises a production line support, a controller, an upper detection support, an upper detection device, a multifunctional production line, a protruding part, a lateral detection support, a lower detection device, a protruding part connecting groove, a universal strange hand support and a crab clamp;
the assembly line bracket is used for mounting a multifunctional assembly line; the assembly line bracket is provided with a controller for adjusting assembly line parameters; the middle of the multifunctional assembly line is in a hollow state, so that the detection of the upper position and the lower position is facilitated; at least one protruding part is arranged at the hollowed-out position in the middle of the inner side of the multifunctional assembly line; the protruding part is used for installing the clamping device;
the upper detection device is connected to the upper detection bracket in an electric joint connection mode, and the detection direction is downwards opposite to the side of the multi-functional pipeline seam; the upper detection bracket is an electric lifting platform and is arranged at the side of the pipeline bracket; the lateral detection brackets are positioned at two side edges of the assembly line bracket and are connected to the middle position of the two assembly line brackets through an electric rotating shaft; the lateral detection bracket is of a cross structure, and four protruding parts of the lateral detection bracket are used for installing a clamping mechanism of the lateral detection device; the lower detection bracket is positioned at the lower side of the hollow part in the middle of the multifunctional assembly line; the lower detection support is an electric lifting table, the device side of the electric lifting table is connected with a lower detection device through an electric joint, and the detection direction is upward and right opposite to the lower side of the multifunctional assembly line; the upper detection device comprises an optical imaging device, a light supplementing device and a laser detection device;
one end of the universal odd hand support is fixed on the protruding part, and the other end of the universal odd hand support is provided with a crab clamp; the crab forceps holder is used for fixing the high-light-reflection part, and the universal odd-hand support can be used for adjusting the angle and the range of the high-light-reflection part; the plurality of protrusions can be provided with a plurality of different high-light-reflection parts;
the recording module is used for recording the test scores of the test software according to the test module when the test module utilizes the test software to test the test product, and obtaining the test result; the test results comprise excellent test, good test, common test, failed test and serious test failure;
the analysis module is used for analyzing the test data acquired by the test module and storing the result into the recording module;
the calculation formula of the test score is as follows:
X=（A1*B1+A2*B2+A3*B3 +……+An*Bn）/（A1+A2+A3+……+An）
wherein:
x represents a software test score; n represents the number of products;
Anthe weighting quantity represents a product, and the value of the weighting quantity is a preset value corresponding to each detection data; the preset value is customized according to the test complexity of the product, and the specific calculation formula is as follows:
An=E/（C*D）；
wherein C represents the number of faces of the product tested; d represents the testing time required by a single face of the product; e represents the appearance classification of the product surface, and if the product surface is a product except for a high-reflection bright surface, the range of E is 1-1.5; if the surface of the product is a high-reflection bright surface, the range of E is 2-8;
Bnrepresents the result score of a single product software test, and the numerical value is calculated by the following formula:
Bn=[（f1/F1）+（f2/F2）+（f3/F3）+……+（fi/Fi）]/i；
wherein F represents the number of defects detected by the test software, F represents the number of defects preset in the detection data, and n represents the amount of data obtained when the test software tests the product once.
2. A software testing method is characterized in that: a testing method using the software testing apparatus according to claim 1, the method comprising the steps of:
s1: installing a test product;
s2: debugging a test module, starting testing, and collecting test data;
s3: test data are imported into an analysis module, the test data are converted into numerical values, and software test scores are calculated;
s4: the recording module generates a software test result, and typesets the analysis data constructed by the analysis module to generate a test result report.
3. The software testing method of claim 2, wherein: specifically, at least one clamping device is arranged on the protruding portion for installing the test product, the clamping device is used for installing the test product, and the acquisition module calls at least one product detection data.
4. The software testing method of claim 2, wherein: the generated test structure report includes:
1) test score
2) Testing results;
judging whether the score is greater than a first threshold value, and if so, marking the test result of the software as excellent;
otherwise, judging whether the score is greater than a second threshold value, and if so, marking the test result of the software as good;
otherwise, judging whether the score is greater than a third threshold value, and if so, marking the software test result as a general test;
otherwise, judging whether the score is larger than a fourth threshold value, and if so, marking the software test result as a test failing;
otherwise, the marking software marks that the test result of the software is that the test is seriously not met;
3) the type of product for which the software is appropriate;
4) and when the product is tested, the testing angle and the testing distance between the testing device and the product are tested.
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