node-admin/src/test/java/com/yahoo/vespa/hosted/node/admin/task/AddYumRepoTaskTest.java


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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.admin.task;

import org.junit.Test;
import org.mockito.ArgumentCaptor;

import java.nio.file.Path;
import java.nio.file.Paths;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;

public class AddYumRepoTaskTest extends TaskTestBase {
    private Path expectedPath;
    private String expectedContent;
    private AddYumRepoTask task;

    public void setUp() {
        String repository = "repo-id";
        String name = "name";
        String baseUrl = "base-url";
        boolean enabled = true;
        expectedContent = "# This file was generated by node admin\n" +
                "# Do NOT modify this file by hand\n" +
                "\n" +
                "[repo-id]\n" +
                "name=name\n" +
                "baseurl=base-url\n" +
                "enabled=1\n" +
                "gpgcheck=0\n";

        task = new AddYumRepoTask(repository, name, baseUrl, enabled);
        expectedPath = Paths.get("/etc/yum.repos.d/" + repository + ".repo");
    }

    @Test
    public void alreadyExistsIsNoOp() {
        when(fileSystemMock.isRegularFile(expectedPath)).thenReturn(true);
        assertFalse(task.execute(contextMock));
    }

    @Test
    public void fileContent() {
        assertEquals(expectedContent, task.getRepoFileContent());
    }

    @Test
    public void createsFile() {
        when(fileSystemMock.isRegularFile(expectedPath)).thenReturn(false);
       when(contextMock.executeSubtask(any())).thenReturn(true);
        assertTrue(task.execute(contextMock));

        // Writing a file with the expected content
        ArgumentCaptor<WriteFileTask> writeFileTaskArgumentCaptor =
                ArgumentCaptor.forClass(WriteFileTask.class);
        verify(contextMock, times(1))
                .executeSubtask(writeFileTaskArgumentCaptor.capture());
        WriteFileTask writeFileTask = writeFileTaskArgumentCaptor.getValue();
        assertEquals(expectedPath, writeFileTask.getPath());
        assertEquals(expectedContent, writeFileTask.getContentProducer().call());
        assertEquals("rw-r--r--", writeFileTask.getPermissions().get());
        assertEquals("root", writeFileTask.getOwner().get());
        assertEquals("root", writeFileTask.getGroup().get());
    }
}