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| 1 | +package edu.kit.datamanager.ro_crate.reader; |
| 2 | + |
| 3 | +import edu.kit.datamanager.ro_crate.Crate; |
| 4 | +import edu.kit.datamanager.ro_crate.HelpFunctions; |
| 5 | +import edu.kit.datamanager.ro_crate.RoCrate; |
| 6 | +import edu.kit.datamanager.ro_crate.entities.data.FileEntity; |
| 7 | +import edu.kit.datamanager.ro_crate.writer.CrateWriter; |
| 8 | +import edu.kit.datamanager.ro_crate.writer.Writers; |
| 9 | +import org.apache.commons.io.FileUtils; |
| 10 | +import org.junit.jupiter.api.Test; |
| 11 | +import org.junit.jupiter.api.io.TempDir; |
| 12 | + |
| 13 | +import java.io.*; |
| 14 | +import java.nio.charset.Charset; |
| 15 | +import java.nio.file.Path; |
| 16 | + |
| 17 | +import static org.junit.jupiter.api.Assertions.*; |
| 18 | + |
| 19 | +class CrateReaderTest extends ReaderTest { |
| 20 | + |
| 21 | + @Test |
| 22 | + void testReadingBasicCrate(@TempDir Path temp) throws IOException { |
| 23 | + |
| 24 | + RoCrate roCrate = BASE_CRATE.build(); |
| 25 | + |
| 26 | + Path zipPath = temp.resolve("result.zip"); |
| 27 | + Writers.newZipPathWriter() |
| 28 | + .save(roCrate, zipPath.toString()); |
| 29 | + File zipFile = zipPath.toFile(); |
| 30 | + assertTrue(zipFile.isFile()); |
| 31 | + |
| 32 | + Crate importedCrate = Readers.newZipStreamReader() |
| 33 | + .readCrate(new FileInputStream(zipFile)); |
| 34 | + HelpFunctions.compareTwoCrateJson(roCrate, importedCrate); |
| 35 | + } |
| 36 | + |
| 37 | + @Test |
| 38 | + void testWithFile(@TempDir Path temp) throws IOException { |
| 39 | + Path csvPath = temp.resolve("survey-responses-2019.csv"); |
| 40 | + FileUtils.touch(csvPath.toFile()); |
| 41 | + FileUtils.writeStringToFile(csvPath.toFile(), "fkdjaflkjfla", Charset.defaultCharset()); |
| 42 | + RoCrate rawCrate = new RoCrate.RoCrateBuilder( |
| 43 | + "minimal", |
| 44 | + "minimal RO_crate", |
| 45 | + "2024", |
| 46 | + "https://creativecommons.org/licenses/by-nc-sa/3.0/au/" |
| 47 | + ) |
| 48 | + .addDataEntity( |
| 49 | + getDataEntity(csvPath) |
| 50 | + ) |
| 51 | + .build(); |
| 52 | + |
| 53 | + assertEquals(1, rawCrate.getAllDataEntities().size()); |
| 54 | + |
| 55 | + Path zipPath = temp.resolve("result.zip"); |
| 56 | + Writers.newZipPathWriter() |
| 57 | + .save(rawCrate, zipPath.toFile().getAbsolutePath()); |
| 58 | + Crate importedCrate = Readers.newZipStreamReader() |
| 59 | + .readCrate(new FileInputStream(zipPath.toFile())); |
| 60 | + |
| 61 | + HelpFunctions.compareTwoCrateJson(rawCrate, importedCrate); |
| 62 | + } |
| 63 | + |
| 64 | + private static FileEntity getDataEntity(Path filePath) throws IllegalArgumentException { |
| 65 | + return new FileEntity.FileEntityBuilder() |
| 66 | + .setLocationWithExceptions(filePath) |
| 67 | + .setId(filePath.toFile().getName()) |
| 68 | + .addProperty("name", "Survey responses") |
| 69 | + .addProperty("contentSize", "26452") |
| 70 | + .addProperty("encodingFormat", "text/csv") |
| 71 | + .build(); |
| 72 | + } |
| 73 | + |
| 74 | + @Test |
| 75 | + void TestWithFileWithLocation(@TempDir Path temp) throws IOException { |
| 76 | + Path csvPath = temp.resolve("survey-responses-2019.csv"); |
| 77 | + FileUtils.writeStringToFile(csvPath.toFile(), "fakecsv.1", Charset.defaultCharset()); |
| 78 | + RoCrate rawCrate = new RoCrate.RoCrateBuilder( |
| 79 | + "minimal", |
| 80 | + "minimal RO_crate", |
| 81 | + "2024", |
| 82 | + "https://creativecommons.org/licenses/by-nc-sa/3.0/au/" |
| 83 | + ) |
| 84 | + .addDataEntity( |
| 85 | + new FileEntity.FileEntityBuilder() |
| 86 | + .addProperty("name", "Survey responses") |
| 87 | + .addProperty("contentSize", "26452") |
| 88 | + .addProperty("encodingFormat", "text/csv") |
| 89 | + .setLocationWithExceptions(csvPath) |
| 90 | + .setId("survey-responses-2019.csv") |
| 91 | + .build() |
| 92 | + ) |
| 93 | + .setPreview(null)//disable preview to allow to compare folders before and after |
| 94 | + .build(); |
| 95 | + |
| 96 | + // write to zip file and read via zip stream |
| 97 | + Path zipPath = temp.resolve("result.zip"); |
| 98 | + Writers.newZipPathWriter() |
| 99 | + .save(rawCrate, zipPath.toString()); |
| 100 | + Crate importedCrate = Readers.newZipStreamReader() |
| 101 | + .readCrate(new FileInputStream(zipPath.toFile())); |
| 102 | + |
| 103 | + // write raw crate and imported crate to folders and compare the results |
| 104 | + Path rawCrateTarget = temp.resolve("rawCrateSaved"); |
| 105 | + Path importedCrateTarget = temp.resolve("importedCrateSaved"); |
| 106 | + { |
| 107 | + // write raw crate and imported crate to two different directories |
| 108 | + CrateWriter<String> writer = Writers.newFolderWriter(); |
| 109 | + writer.save(rawCrate, rawCrateTarget.toString()); |
| 110 | + writer.save(importedCrate, importedCrateTarget.toString()); |
| 111 | + } |
| 112 | + |
| 113 | + assertTrue(HelpFunctions.compareTwoDir(rawCrateTarget.toFile(), importedCrateTarget.toFile())); |
| 114 | + HelpFunctions.compareTwoCrateJson(rawCrate, importedCrate); |
| 115 | + } |
| 116 | + |
| 117 | + @Test |
| 118 | + void TestWithFileWithLocationAddEntity(@TempDir Path temp) throws IOException { |
| 119 | + Path csvPath = temp.resolve("file.csv"); |
| 120 | + FileUtils.writeStringToFile(csvPath.toFile(), "fakecsv.1", Charset.defaultCharset()); |
| 121 | + RoCrate rawCrate = new RoCrate.RoCrateBuilder( |
| 122 | + "minimal", |
| 123 | + "minimal RO_crate", |
| 124 | + "2024", |
| 125 | + "https://creativecommons.org/licenses/by-nc-sa/3.0/au/" |
| 126 | + ) |
| 127 | + .addDataEntity( |
| 128 | + new FileEntity.FileEntityBuilder() |
| 129 | + .addProperty("name", "Survey responses") |
| 130 | + .addProperty("contentSize", "26452") |
| 131 | + .addProperty("encodingFormat", "text/csv") |
| 132 | + .setLocationWithExceptions(csvPath) |
| 133 | + .setId("survey-responses-2019.csv") |
| 134 | + .build() |
| 135 | + ) |
| 136 | + .build(); |
| 137 | + |
| 138 | + // write to zip file and import via zip stream |
| 139 | + Path zipPath = temp.resolve("result.zip"); |
| 140 | + Writers.newZipPathWriter() |
| 141 | + .save(rawCrate, zipPath.toString()); |
| 142 | + Crate importedCrate = Readers.newZipStreamReader() |
| 143 | + .readCrate(new FileInputStream(zipPath.toFile())); |
| 144 | + { |
| 145 | + // modify the imported crate |
| 146 | + Path newFile = temp.resolve("new_file"); |
| 147 | + FileUtils.writeStringToFile(newFile.toFile(), "Some file content", Charset.defaultCharset()); |
| 148 | + importedCrate.addDataEntity(new FileEntity.FileEntityBuilder() |
| 149 | + .setEncodingFormat("setnew") |
| 150 | + .setLocationWithExceptions(newFile) |
| 151 | + .setId("new_file") |
| 152 | + .build()); |
| 153 | + } |
| 154 | + // write raw crate to a folder |
| 155 | + Path rawCrateTarget = temp.resolve("rawCrateSaved"); |
| 156 | + Path importedCrateTarget = temp.resolve("importedCrateSaved"); |
| 157 | + { |
| 158 | + // write raw crate and imported crate to two different directories |
| 159 | + CrateWriter<String> writer = Writers.newFolderWriter(); |
| 160 | + writer.save(rawCrate, rawCrateTarget.toString()); |
| 161 | + writer.save(importedCrate, importedCrateTarget.toFile().toString()); |
| 162 | + } |
| 163 | + // assert the folders are different |
| 164 | + assertFalse(HelpFunctions.compareTwoDir(rawCrateTarget.toFile(), importedCrateTarget.toFile())); |
| 165 | + HelpFunctions.compareTwoMetadataJsonNotEqual(rawCrate, importedCrate); |
| 166 | + // assert the importedCrateTarget folder contains newFile |
| 167 | + assertTrue(importedCrateTarget.resolve("new_file").toFile().isFile()); |
| 168 | + } |
| 169 | + |
| 170 | + @Test |
| 171 | + void testReadingBasicCrateWithCustomPath(@TempDir Path temp) throws IOException { |
| 172 | + RoCrate rawCrate = new RoCrate.RoCrateBuilder( |
| 173 | + "minimal", |
| 174 | + "minimal RO_crate", |
| 175 | + "2024", |
| 176 | + "https://creativecommons.org/licenses/by-nc-sa/3.0/au/" |
| 177 | + ) |
| 178 | + .build(); |
| 179 | + |
| 180 | + // Write to zip file |
| 181 | + Path zipPath = temp.resolve("result.zip"); |
| 182 | + Writers.newZipPathWriter() |
| 183 | + .save(rawCrate, zipPath.toString()); |
| 184 | + File zipFile = zipPath.toFile(); |
| 185 | + assertTrue(zipFile.isFile()); |
| 186 | + |
| 187 | + Path differentFolder = temp.resolve("differentFolder"); |
| 188 | + ZipStreamStrategy readerType = new ZipStreamStrategy(differentFolder, true); |
| 189 | + assertFalse(readerType.isExtracted()); |
| 190 | + assertEquals(readerType.getTemporaryFolder().getFileName().toString(), readerType.getID()); |
| 191 | + assertTrue(readerType.getTemporaryFolder().startsWith(differentFolder)); |
| 192 | + |
| 193 | + Crate importedCrate = new CrateReader<>(readerType) |
| 194 | + .readCrate(new FileInputStream(zipFile)); |
| 195 | + assertTrue(readerType.isExtracted()); |
| 196 | + HelpFunctions.compareTwoCrateJson(rawCrate, importedCrate); |
| 197 | + |
| 198 | + { |
| 199 | + // try it again without the UUID subfolder and test if the directory is being cleaned up (using coverage). |
| 200 | + ZipStreamStrategy newReaderType = new ZipStreamStrategy(differentFolder, false); |
| 201 | + assertFalse(newReaderType.isExtracted()); |
| 202 | + assertNotEquals(newReaderType.getTemporaryFolder().getFileName().toString(), newReaderType.getID()); |
| 203 | + assertTrue(newReaderType.getTemporaryFolder().startsWith(differentFolder)); |
| 204 | + |
| 205 | + CrateReader<InputStream> reader = new CrateReader<>(newReaderType); |
| 206 | + Crate crate = reader.readCrate(new FileInputStream(zipFile)); |
| 207 | + assertTrue(newReaderType.isExtracted()); |
| 208 | + HelpFunctions.compareTwoCrateJson(rawCrate, crate); |
| 209 | + } |
| 210 | + |
| 211 | + { |
| 212 | + // show we can also do it with the convenience API |
| 213 | + CrateReader<InputStream> reader = Readers.newZipStreamReader(differentFolder, false); |
| 214 | + Crate crate = reader.readCrate(new FileInputStream(zipFile)); |
| 215 | + HelpFunctions.compareTwoCrateJson(rawCrate, crate); |
| 216 | + } |
| 217 | + } |
| 218 | +} |
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