1+ using Amazon ;
2+ using AWSFileUploaderWithImageCompression . Classes ;
3+ using NUnit . Framework ;
4+ using System ;
5+ using System . IO ;
6+ using System . Threading . Tasks ;
7+ using System . Text . Json ;
8+ using System . Text . Json . Serialization ;
9+ using Moq ;
10+ using AWSFileUploaderWithImageCompression . Interfaces ;
11+ using Amazon . S3 . Model ;
12+
13+ namespace AWSFileUploaderWithImageCompression . Test
14+ {
15+ public class ImageServiceTest
16+ {
17+ private IImageService imgService ;
18+
19+ [ OneTimeSetUp ]
20+ public void Setup ( )
21+ {
22+ //Mocking s3Uploader
23+ var s3Uploader = new Mock < IS3ImageUploader > ( ) ;
24+ s3Uploader . Setup ( s => s . UploadAsync ( It . IsAny < Stream > ( ) , It . IsAny < string > ( ) , It . IsAny < string > ( ) , null ) ) . Returns ( Task . FromResult ( new PutObjectResponse ( ) { HttpStatusCode = System . Net . HttpStatusCode . OK } ) ) ;
25+
26+ imgService = new ImageService ( s3Uploader . Object ) ;
27+ }
28+
29+
30+ /// <summary>
31+ /// This will test the resize and compression of large image files.
32+ /// </summary>
33+ [ Test , TestCaseSource ( typeof ( TestSourceProvider ) , nameof ( TestSourceProvider . GetLargeImages ) ) ]
34+ public async Task CompressLargeImagesTestAsync ( FileInfo originalFile )
35+ {
36+ //Arrange
37+ var outputDirectory = new DirectoryInfo ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Compressed" ) ) . FullName ;
38+ if ( ! Directory . Exists ( outputDirectory ) )
39+ Directory . CreateDirectory ( outputDirectory ) ;
40+ var outputFileName = Path . Combine ( outputDirectory , Guid . NewGuid ( ) . ToString ( ) + originalFile . Extension ) ;
41+
42+
43+ //Act
44+ var result = await imgService . ImageCompressor . CompressImage ( originalFile . FullName , outputFileName ) ;
45+ var serializedResult = JsonSerializer . Serialize ( result , new JsonSerializerOptions { WriteIndented = true } ) ;
46+
47+ //Assert
48+ if ( result . ImageCompressionSucccess || ( result . AfterCompressionSizeInBytes < result . OriginalSizeInBytes ) )
49+ Assert . Pass ( $ "Successfully compressed the image\n -------------------------------------\n FileName: { originalFile . Name } \n { serializedResult } ") ;
50+ else
51+ Assert . Fail ( $ "Compression Failed!\n -------------------------------------\n FileName: { originalFile . Name } \n { serializedResult } ") ;
52+
53+ }
54+
55+ /// <summary>
56+ /// This will test that no compression should be performed if the images are already smaller in size.
57+ /// </summary>
58+ [ Test , TestCaseSource ( typeof ( TestSourceProvider ) , nameof ( TestSourceProvider . GetSmallImages ) ) ]
59+ public async Task DontCompressSmallImageAsync ( FileInfo originalFile )
60+ {
61+ //Arrange
62+ var outputDirectory = new DirectoryInfo ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Compressed" ) ) . FullName ;
63+ if ( ! Directory . Exists ( outputDirectory ) )
64+ Directory . CreateDirectory ( outputDirectory ) ;
65+ var outputFileName = Path . Combine ( outputDirectory , Guid . NewGuid ( ) . ToString ( ) + originalFile . Extension ) ;
66+
67+
68+ //Act
69+ var result = await imgService . ImageCompressor . CompressImage ( originalFile . FullName , outputFileName ) ;
70+ var serializedResult = JsonSerializer . Serialize ( result , new JsonSerializerOptions { WriteIndented = true } ) ;
71+
72+ //Assert
73+ Assert . IsTrue ( result . ImageCompressionSucccess == false ) ;
74+ }
75+
76+ /// <summary>
77+ /// This will test the if the watermark to the image has been applied successfully.
78+ /// </summary>
79+ [ Test ]
80+ public async Task WaterMarkTest ( )
81+ {
82+ //Arrange
83+ var watermarkImage = File . OpenRead ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Original" , "SmallImages" , "spiderman.png" ) ) ;
84+ var outputDirectory = new DirectoryInfo ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Watermark" ) ) . FullName ;
85+ if ( ! Directory . Exists ( outputDirectory ) )
86+ Directory . CreateDirectory ( outputDirectory ) ;
87+ var sourceFile = File . OpenRead ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Original" , "LargeImages" , "2.jpg" ) ) ;
88+ var outputFile = $ "{ Path . Combine ( outputDirectory ) } { Guid . NewGuid ( ) . ToString ( ) } .jpg";
89+
90+ imgService . ImageCompressor . UpdateImageServiceConfiguration ( new Classes . Models . ImgCompressorConfiguration
91+ {
92+ WaterMarkTransperency = 5 //50% transparency
93+ } ) ;
94+
95+ //Act
96+ var success = await imgService . ImageCompressor . AddWaterMark ( sourceFile , watermarkImage , outputFile ) ;
97+
98+ //Assert
99+ Assert . IsTrue ( success ) ;
100+ }
101+
102+
103+
104+ /// <summary>
105+ /// This will test the Compress and Upload
106+ /// </summary>
107+ [ TestCase ( "2.jpg" ) ]
108+ [ TestCase ( "3.jpg" ) ]
109+ [ TestCase ( "4.jpg" ) ]
110+ public async Task CompressAndUploadTest ( string fileName )
111+ {
112+ var sourceFile = File . OpenRead ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Original" , "LargeImages" , fileName ) ) ;
113+ var resp = await imgService . CompressAndUploadImageAsync ( sourceFile ) ;
114+
115+ Assert . IsNotNull ( resp ) ;
116+ Assert . IsTrue ( resp . HttpStatusCode == System . Net . HttpStatusCode . OK ) ;
117+ }
118+
119+
120+ [ OneTimeTearDown ]
121+ public void ClearImages ( )
122+ {
123+ if ( Directory . Exists ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Compressed" ) ) )
124+ Directory . Delete ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Compressed" ) , true ) ;
125+ if ( Directory . Exists ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Watermark" ) ) )
126+ Directory . Delete ( Path . Combine ( Environment . CurrentDirectory , "Assets" , "Watermark" ) , true ) ;
127+ }
128+ }
129+
130+
131+ }
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