PNF TC R146092

Change-Id: I27c881a8673957dde346fae393fffa6e946c2cd4
Issue-ID: VNFSDK-388
Signed-off-by: Zebek Bogumil <bogumil.zebek@nokia.com>

6 files changed, 320 insertions, 74 deletions

diff --git a/csarvalidation/src/test/java/org/onap/cvc/csar/PnfCSARArchiveTest.java b/csarvalidation/src/test/java/org/onap/cvc/csar/PnfCSARArchiveTest.java
index b29470c..ca85c7a 100644
--- a/csarvalidation/src/test/java/org/onap/cvc/csar/PnfCSARArchiveTest.java
+++ b/csarvalidation/src/test/java/org/onap/cvc/csar/PnfCSARArchiveTest.java
@@ -1,12 +1,12 @@
 /**
  * Copyright 2019 Nokia
- *
+ * <p>
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@@ -19,8 +19,6 @@ package org.onap.cvc.csar;
 import com.google.common.collect.Lists;
 import org.junit.Test;
 
-import java.io.IOException;
-import java.net.URISyntaxException;
 import java.util.List;
 import java.util.Map;
 
@@ -35,18 +33,34 @@ public class PnfCSARArchiveTest {
                 .toURI().getPath();
 
         // when
-        try( PnfCSARArchive pnfCSARArchive = new PnfCSARArchive()) {
+        try (PnfCSARArchive pnfCSARArchive = new PnfCSARArchive()) {
             pnfCSARArchive.init(fileName);
             pnfCSARArchive.parse();
             // then
-            verifyThatMetadataWasSet(pnfCSARArchive);
-            verifyThatNonManoArtifactsWereSet(pnfCSARArchive);
+            PnfCSARArchive.PnfManifest manifest = (PnfCSARArchive.PnfManifest) pnfCSARArchive.getManifest();
+            verifyThatMetadataWasSet(manifest);
+            verifyThatSourcesSectionWasSet(manifest);
+            verifyThatNonManoArtifactsWereSet(manifest);
         }
 
     }
 
-    private void verifyThatNonManoArtifactsWereSet(PnfCSARArchive pnfCSARArchive) {
-        Map<String, Map<String, List<String>>> nonManoArtifacts = pnfCSARArchive.getManifest().getNonMano();
+    private void verifyThatMetadataWasSet(PnfCSARArchive.PnfManifest manifest) {
+        CSARArchive.Manifest.Metadata metadata = manifest.getMetadata();
+        assertThat(metadata.getProductName()).isEqualTo("RadioNode");
+        assertThat(metadata.getProviderId()).isEqualTo("Ericsson");
+        assertThat(metadata.getPackageVersion()).isEqualTo("1.0");
+        assertThat(metadata.getReleaseDateTime()).isEqualTo("2019-01-14T11:25:00+00:00");
+    }
+
+    private void verifyThatSourcesSectionWasSet(PnfCSARArchive.PnfManifest manifest) {
+
+        List<String> sources = manifest.getSources();
+        assertThat(sources).contains("Definitions/MainServiceTemplate.yaml", "Definitions/etsi_nfv_sol001_vnfd_2_5_1_types.yaml");
+    }
+
+    private void verifyThatNonManoArtifactsWereSet(PnfCSARArchive.PnfManifest manifest) {
+        Map<String, Map<String, List<String>>> nonManoArtifacts = manifest.getNonMano();
         assertThat(nonManoArtifacts.get("onap_ves_events").get("source"))
                 .isEqualTo(Lists.newArrayList("Artifacts/Events/VES_registration.yml")
                 );
@@ -66,12 +80,4 @@ public class PnfCSARArchiveTest {
                 );
     }
 
-    private void verifyThatMetadataWasSet(PnfCSARArchive pnfCSARArchive) {
-        CSARArchive.Manifest.Metadata metadata = pnfCSARArchive.getManifest().getMetadata();
-        assertThat(metadata.getProductName()).isEqualTo("RadioNode");
-        assertThat(metadata.getProviderId()).isEqualTo("Ericsson");
-        assertThat(metadata.getPackageVersion()).isEqualTo("1.0");
-        assertThat(metadata.getReleaseDateTime()).isEqualTo("2019-01-14T11:25:00+00:00");
-    }
-
 }
\ No newline at end of file
diff --git a/csarvalidation/src/test/java/org/onap/cvc/csar/PnfManifestParserTest.java b/csarvalidation/src/test/java/org/onap/cvc/csar/PnfManifestParserTest.java
index f680438..2f3a050 100644
--- a/csarvalidation/src/test/java/org/onap/cvc/csar/PnfManifestParserTest.java
+++ b/csarvalidation/src/test/java/org/onap/cvc/csar/PnfManifestParserTest.java
@@ -20,6 +20,7 @@ import org.apache.commons.lang3.tuple.Pair;
 import org.junit.Before;
 import org.junit.Test;
 
+import java.io.File;
 import java.io.IOException;
 import java.net.URISyntaxException;
 import java.util.List;
@@ -34,7 +35,7 @@ public class PnfManifestParserTest {
 
     @Before
     public void setUp() throws URISyntaxException, IOException {
-        pnfManifestParser = PnfManifestParser.getInstance("./src/test/resources/pnf/MainServiceTemplate.mf");
+        pnfManifestParser = PnfManifestParser.getInstance(new File("./src/test/resources/pnf/MainServiceTemplate.mf"));
     }
 
     @Test
@@ -52,6 +53,19 @@ public class PnfManifestParserTest {
 
 
     @Test
+    public void shouldFetchSourcesSectionFromFile() {
+
+        Pair<List<String>, List<CSARArchive.CSARError>> sourcesPair = pnfManifestParser.fetchSourcesSection();
+        List<String> sources = sourcesPair.getKey();
+        List<CSARArchive.CSARError> errors = sourcesPair.getValue();
+
+        assertThat(sources).contains("Definitions/MainServiceTemplate.yaml", "Definitions/etsi_nfv_sol001_vnfd_2_5_1_types.yaml");
+        assertThat(errors.size()).isEqualTo(0);
+    }
+
+
+
+    @Test
     public void shouldFetchNonManoArtifactsFromFile() {
         Pair<Map<String, Map<String, List<String>>>, List<CSARArchive.CSARError>> mapListPair = pnfManifestParser.fetchNonManoArtifacts();
         Map<String, Map<String, List<String>>> nonManoArtifacts = mapListPair.getKey();
diff --git a/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/IntegrationTestUtils.java b/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/IntegrationTestUtils.java
new file mode 100644
index 0000000..32ac187
--- /dev/null
+++ b/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/IntegrationTestUtils.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2019 Nokia
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package org.onap.cvc.csar.cc.sol004;
+
+import com.google.common.collect.Lists;
+import org.onap.cli.fw.error.OnapCommandException;
+import org.onap.cli.fw.error.OnapCommandInvalidParameterValue;
+import org.onap.cli.fw.input.OnapCommandParameter;
+import org.onap.cli.fw.output.OnapCommandResult;
+import org.onap.cli.fw.output.OnapCommandResultAttribute;
+import org.onap.cvc.csar.CSARArchive;
+import org.onap.cvc.csar.cc.VTPValidatePnfCSARBase;
+
+import java.net.URISyntaxException;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+class IntegrationTestUtils {
+
+    private IntegrationTestUtils() {
+
+    }
+
+    private static String absoluteFilePath(String relativeFilePath) throws URISyntaxException {
+        return VTPValidatePnfCSARBase.class.getClassLoader().getResource(relativeFilePath)
+                .toURI().getPath();
+    }
+
+    static void configureTestCase(VTPValidatePnfCSARBase testCase, String fileName) throws OnapCommandException, URISyntaxException {
+        configureCommandAttributes(testCase);
+
+        testCase.initializeSchema("vtp-validate-csar-r146092.yaml");
+
+        configurePathToCsar(testCase, fileName);
+    }
+
+    private static void configureCommandAttributes(VTPValidatePnfCSARBase testCase) {
+        OnapCommandResult onapCommandResult = new OnapCommandResult();
+        OnapCommandResultAttribute onapCommandResultAttributeCode = new OnapCommandResultAttribute();
+        onapCommandResultAttributeCode.setName("code");
+        OnapCommandResultAttribute onapCommandResultAttributeMessage = new OnapCommandResultAttribute();
+        onapCommandResultAttributeMessage.setName("message");
+        OnapCommandResultAttribute onapCommandResultAttributeFile = new OnapCommandResultAttribute();
+        onapCommandResultAttributeFile.setName("file");
+        OnapCommandResultAttribute onapCommandResultAttributeLineNo = new OnapCommandResultAttribute();
+        onapCommandResultAttributeLineNo.setName("line-no");
+        List<OnapCommandResultAttribute> records = Lists.newArrayList(onapCommandResultAttributeCode, onapCommandResultAttributeMessage, onapCommandResultAttributeFile, onapCommandResultAttributeLineNo);
+        onapCommandResult.setRecords(records);
+        testCase.setResult(onapCommandResult);
+    }
+
+    private static void configurePathToCsar(VTPValidatePnfCSARBase testCase, String fileName) throws URISyntaxException, OnapCommandInvalidParameterValue {
+        String pathToFile = absoluteFilePath(fileName);
+        Set<OnapCommandParameter> parameters = testCase.getParameters();
+        OnapCommandParameter csar = parameters.stream().filter(op -> op.getName().equals("csar")).findFirst().get();
+        csar.setValue(pathToFile);
+    }
+
+    static List<String> convertToMessagesList(List<CSARArchive.CSARError> errors) {
+        return errors.stream().map(CSARArchive.CSARError::getMessage).collect(Collectors.toList());
+    }
+}
diff --git a/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR146092IntegrationTest.java b/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR146092IntegrationTest.java
new file mode 100644
index 0000000..d5cb153
--- /dev/null
+++ b/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR146092IntegrationTest.java
@@ -0,0 +1,118 @@
+/*
+ * Copyright 2019 Nokia
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package org.onap.cvc.csar.cc.sol004;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.cvc.csar.CSARArchive;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.onap.cvc.csar.cc.sol004.IntegrationTestUtils.configureTestCase;
+import static org.onap.cvc.csar.cc.sol004.IntegrationTestUtils.convertToMessagesList;
+
+
+public class VTPValidateCSARR146092IntegrationTest {
+
+    private VTPValidateCSARR146092 testCase;
+
+    @Before
+    public void setUp() {
+        testCase = new VTPValidateCSARR146092();
+    }
+
+    @Test
+    public void shouldReturnProperRequestNumber() {
+        assertThat(testCase.getVnfReqsNo()).isEqualTo("R146092");
+    }
+
+    @Test
+    public void shouldReportThatMandatoryNonManoArtifactsAreNotAvailable() throws Exception {
+        // given
+        configureTestCase(testCase, "pnf/r146092/missingNonManoArtifactInManifest.csar");
+
+        // when
+        testCase.execute();
+
+        // then
+        List<CSARArchive.CSARError> errors = testCase.getErrors();
+        assertThat(errors.size()).isEqualTo(5);
+        assertThat(convertToMessagesList(errors)).contains(
+                "Missing. Entry [non_mano_artifact_sets]",
+                "Missing. Entry [onap_ves_events]",
+                "Missing. Entry [onap_pm_dictionary]",
+                "Missing. Entry [onap_yang_module]",
+                "Missing. Entry [onap_others]"
+        );
+    }
+
+    @Test
+    public void shouldReportThatMandatoryNonManoArtifactSetEntryHasNotAllFields() throws Exception {
+        // given
+        configureTestCase(testCase, "pnf/r146092/missingFieldsInNonManoArtifactManifest.csar");
+
+        // when
+        testCase.execute();
+
+        // then
+        List<CSARArchive.CSARError> errors = testCase.getErrors();
+        assertThat(errors.size()).isEqualTo(4);
+        assertThat(convertToMessagesList(errors)).contains(
+                "Missing. Entry [onap_ves_events]",
+                "Missing. Entry [onap_pm_dictionary]",
+                "Missing. Entry [onap_yang_module]",
+                "Missing. Entry [onap_others]"
+        );
+    }
+
+
+    @Test
+    public void shouldReportThatNonManoArtifactEntryHasAnySource() throws Exception {
+        // given
+        configureTestCase(testCase, "pnf/r146092/noSourceElementInNonManoArtifactEntryManifest.csar");
+
+        // when
+        testCase.execute();
+
+        // then
+        List<CSARArchive.CSARError> errors = testCase.getErrors();
+        assertThat(errors.size()).isEqualTo(1);
+        assertThat(convertToMessagesList(errors)).contains(
+                "Missing. Entry [source under onap_ves_events]"
+        );
+    }
+
+
+    @Test
+    public void shouldReportThatNonManoArtifactEntryHasSourceWithUnknownFile() throws Exception {
+        // given
+        configureTestCase(testCase, "pnf/r146092/sourceElementWithUnknownFileInNonManoArtifactEntryManifest.csar");
+
+        // when
+        testCase.execute();
+
+        // then
+        List<CSARArchive.CSARError> errors = testCase.getErrors();
+        assertThat(errors.size()).isEqualTo(1);
+        assertThat(convertToMessagesList(errors)).contains(
+                "Invalid. Entry [source under onap_ves_events has invalid 'Artifacts/Deployment/Events/RadioNode.yml' path]"
+        );
+    }
+
+}
\ No newline at end of file
diff --git a/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR293901IntegrationTest.java b/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR293901IntegrationTest.java
index eca3c1a..cd1dc06 100644
--- a/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR293901IntegrationTest.java
+++ b/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR293901IntegrationTest.java
@@ -17,22 +17,15 @@
 
 package org.onap.cvc.csar.cc.sol004;
 
-import com.google.common.collect.Lists;
 import org.junit.Before;
 import org.junit.Test;
-import org.onap.cli.fw.error.OnapCommandException;
-import org.onap.cli.fw.error.OnapCommandInvalidParameterValue;
-import org.onap.cli.fw.input.OnapCommandParameter;
-import org.onap.cli.fw.output.OnapCommandResult;
-import org.onap.cli.fw.output.OnapCommandResultAttribute;
 import org.onap.cvc.csar.CSARArchive;
 
-import java.net.URISyntaxException;
 import java.util.List;
-import java.util.Set;
-import java.util.stream.Collectors;
 
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.onap.cvc.csar.cc.sol004.IntegrationTestUtils.configureTestCase;
+import static org.onap.cvc.csar.cc.sol004.IntegrationTestUtils.convertToMessagesList;
 
 
 public class VTPValidateCSARR293901IntegrationTest {
@@ -40,7 +33,7 @@ public class VTPValidateCSARR293901IntegrationTest {
     private VTPValidateCSARR293901 testCase;
 
     @Before
-    public void setUp(){
+    public void setUp() {
         testCase = new VTPValidateCSARR293901();
     }
 
@@ -52,7 +45,7 @@ public class VTPValidateCSARR293901IntegrationTest {
     @Test
     public void shouldReportThatMandatoryEntriesAreNotAvailable() throws Exception {
         // given
-        configureTestCase(testCase, "pnf/noMandatoryEntriesInTOSCAMeta.csar");
+        configureTestCase(testCase, "pnf/r293901/noMandatoryEntriesInTOSCAMeta.csar");
 
         // when
         testCase.execute();
@@ -70,7 +63,7 @@ public class VTPValidateCSARR293901IntegrationTest {
     @Test
     public void shouldDoNotReportAnyErrorWhenAllMandatoryEntriesWereDefined() throws Exception {
         // given
-        configureTestCase(testCase, "pnf/allMandatoryEntriesDefinedInTOSCAMeta.csar");
+        configureTestCase(testCase, "pnf/r293901/allMandatoryEntriesDefinedInTOSCAMeta.csar");
 
         // when
         testCase.execute();
@@ -83,7 +76,7 @@ public class VTPValidateCSARR293901IntegrationTest {
     @Test
     public void shouldReportAnyErrorWhneThereIsNoTOSCAMetaFileInTOSCADirectory() throws Exception {
         // given
-        configureTestCase(testCase, "pnf/noTOSCAMetaInTOSCADirectory.csar");
+        configureTestCase(testCase, "pnf/r293901/noTOSCAMetaInTOSCADirectory.csar");
 
         // when
         testCase.execute();
@@ -98,45 +91,4 @@ public class VTPValidateCSARR293901IntegrationTest {
                 "Missing. Entry [ETSI-Entry-Change-Log]"
         );
     }
-
-    private String resolvePathToFile(String s) throws URISyntaxException {
-        return VTPValidateCSARR293901IntegrationTest.class.getClassLoader().getResource(s)
-                .toURI().getPath();
-    }
-
-    private void configureTestCase(VTPValidateCSARR293901 testCase, String fileName) throws OnapCommandException, URISyntaxException {
-        configureCommandAttributes(testCase);
-
-        testCase.initializeSchema("vtp-validate-csar-r293901.yaml");
-
-        configurePathToCsar(testCase, fileName);
-    }
-
-    private void configureCommandAttributes(VTPValidateCSARR293901 testCase) {
-        OnapCommandResult onapCommandResult = new OnapCommandResult();
-        OnapCommandResultAttribute onapCommandResultAttributeCode = new OnapCommandResultAttribute();
-        onapCommandResultAttributeCode.setName("code");
-        OnapCommandResultAttribute onapCommandResultAttributeMessage = new OnapCommandResultAttribute();
-        onapCommandResultAttributeMessage.setName("message");
-        OnapCommandResultAttribute onapCommandResultAttributeFile = new OnapCommandResultAttribute();
-        onapCommandResultAttributeFile.setName("file");
-        OnapCommandResultAttribute onapCommandResultAttributeLineNo = new OnapCommandResultAttribute();
-        onapCommandResultAttributeLineNo.setName("line-no");
-        List<OnapCommandResultAttribute> records = Lists.newArrayList(onapCommandResultAttributeCode, onapCommandResultAttributeMessage, onapCommandResultAttributeFile, onapCommandResultAttributeLineNo);
-        onapCommandResult.setRecords(records);
-        testCase.setResult(onapCommandResult);
-    }
-
-    private void configurePathToCsar(VTPValidateCSARR293901 testCase, String fileName) throws URISyntaxException, OnapCommandInvalidParameterValue {
-        String pathToFile = resolvePathToFile(fileName);
-        Set<OnapCommandParameter> parameters = testCase.getParameters();
-        OnapCommandParameter csar = parameters.stream().filter(op -> op.getName().equals("csar")).findFirst().get();
-        csar.setValue(pathToFile);
-    }
-
-    private List<String> convertToMessagesList(List<CSARArchive.CSARError> errors) {
-        return errors.stream().map(CSARArchive.CSARError::getMessage).collect(Collectors.toList());
-    }
-
-
 }
\ No newline at end of file
diff --git a/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR57019IntegrationTest.java b/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR57019IntegrationTest.java
new file mode 100644
index 0000000..8ec88ea
--- /dev/null
+++ b/csarvalidation/src/test/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR57019IntegrationTest.java
@@ -0,0 +1,78 @@
+/*
+ * Copyright 2019 Nokia
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+package org.onap.cvc.csar.cc.sol004;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.cvc.csar.CSARArchive;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.onap.cvc.csar.cc.sol004.IntegrationTestUtils.configureTestCase;
+import static org.onap.cvc.csar.cc.sol004.IntegrationTestUtils.convertToMessagesList;
+
+
+public class VTPValidateCSARR57019IntegrationTest {
+
+    private VTPValidateCSARR57019 testCase;
+
+    @Before
+    public void setUp() {
+        testCase = new VTPValidateCSARR57019();
+    }
+
+    @Test
+    public void shouldReturnProperRequestNumber() {
+        assertThat(testCase.getVnfReqsNo()).isEqualTo("R57019");
+    }
+
+    @Test
+    public void shouldReportThatMandatoryEntriesInMetadataAreNotAvailable() throws Exception {
+        // given
+        configureTestCase(testCase, "pnf/r57019/noMandatoryEntriesInMetadataManifest.csar");
+
+        // when
+        testCase.execute();
+
+        // then
+        List<CSARArchive.CSARError> errors = testCase.getErrors();
+        assertThat(errors.size()).isEqualTo(5);
+        assertThat(convertToMessagesList(errors)).contains(
+                "Missing. Entry [pnfd_provider]",
+                "Missing. Entry [pnfd_name]",
+                "Missing. Entry [pnfd_release_date_time]",
+                "Missing. Entry [pnfd_archive_version]",
+                "Invalid. Entry [pnfd_archivee_version]"
+        );
+    }
+
+    @Test
+    public void shouldDoNotReportAnyErrorWhenAllMandatoryEntriesInMetadataWereDefined() throws Exception {
+        // given
+        configureTestCase(testCase, "pnf/r57019/allMandatoryEntriesDefinedInMetadataManifest.csar");
+
+        // when
+        testCase.execute();
+
+        // then
+        List<CSARArchive.CSARError> errors = testCase.getErrors();
+        assertThat(errors.size()).isEqualTo(0);
+    }
+
+}
\ No newline at end of file