Examples with FileSystem java.nio.file.FileSystem used on opensource projects

Example 46 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class MoreFilesTest method deleteRecursivelyContentsOnlyLeavesParentDirectory.

@Test
public void deleteRecursivelyContentsOnlyLeavesParentDirectory() throws IOException {
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path fakeTmpDir = vfs.getPath("/tmp/fake-tmp-dir");
    Path dirToDelete = fakeTmpDir.resolve("delete-me");
    Path childDir = dirToDelete.resolve("child-dir");
    Files.createDirectories(childDir);
    MoreFiles.deleteRecursivelyWithOptions(dirToDelete, EnumSet.of(MoreFiles.DeleteRecursivelyOptions.DELETE_CONTENTS_ONLY));
    assertThat(Files.exists(dirToDelete), is(true));
    assertThat(Files.exists(childDir), is(false));
}

Example 47 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class MoreFilesTest method concatenatingTwoNonEmptyFilesReturnsTrueAndWritesConcatenatedFile.

@Test
public void concatenatingTwoNonEmptyFilesReturnsTrueAndWritesConcatenatedFile() throws Exception {
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path fooPath = vfs.getPath("foo.txt");
    Files.write(fooPath, "hello world\n".getBytes(UTF_8));
    Path barPath = vfs.getPath("bar.txt");
    Files.write(barPath, "goodbye world\n".getBytes(UTF_8));
    Path outputPath = vfs.getPath("logs.txt");
    boolean concatenated = MoreFiles.concatenateFiles(outputPath, ImmutableList.of(fooPath, barPath));
    assertThat(concatenated, is(true));
    assertThat(Files.readAllLines(outputPath, UTF_8), Matchers.equalTo(ImmutableList.of("hello world", "goodbye world")));
}

Example 48 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class ProjectFilesystemTest method getPathReturnsPathWithCorrectFilesystem.

@Test
public void getPathReturnsPathWithCorrectFilesystem() throws IOException {
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path root = vfs.getPath("/root");
    Files.createDirectories(root);
    assertEquals(vfs, new ProjectFilesystem(root).getPath("bar").getFileSystem());
    assertEquals(vfs.getPath("bar"), new ProjectFilesystem(root).getPath("bar"));
}

Example 49 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class CellTest method shouldResolveNamesOfCellsAgainstThoseGivenInTheBuckConfig.

@Test
public void shouldResolveNamesOfCellsAgainstThoseGivenInTheBuckConfig() throws IOException, InterruptedException {
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path root = vfs.getPath("/opt/local/");
    Path cell1Root = root.resolve("repo1");
    Files.createDirectories(cell1Root);
    Path cell2Root = root.resolve("repo2");
    Files.createDirectories(cell2Root);
    ProjectFilesystem filesystem1 = new ProjectFilesystem(cell1Root.toAbsolutePath());
    ProjectFilesystem filesystem2 = new ProjectFilesystem(cell2Root.toAbsolutePath());
    BuckConfig config = FakeBuckConfig.builder().setFilesystem(filesystem1).setSections("[repositories]", "example = " + filesystem2.getRootPath().toString()).build();
    Cell cell1 = new TestCellBuilder().setBuckConfig(config).setFilesystem(filesystem1).build();
    BuildTarget target = BuildTargetFactory.newInstance(filesystem2, "//does/not:matter");
    Cell other = cell1.getCell(target);
    assertEquals(cell2Root, other.getFilesystem().getRootPath());
}

Example 50 with FileSystem

use of java.nio.file.FileSystem in project buck by facebook.

the class DefaultCellPathResolverTest method transitiveMappingForDiamond.

@Test
public void transitiveMappingForDiamond() throws Exception {
    FileSystem vfs = Jimfs.newFileSystem(Configuration.unix());
    Path root = vfs.getPath("/opt/local/");
    Path cell1Root = root.resolve("repo1");
    Files.createDirectories(cell1Root);
    Path cellLeftRoot = root.resolve("left");
    Files.createDirectories(cellLeftRoot);
    Path cellRightRoot = root.resolve("right");
    Files.createDirectories(cellRightRoot);
    Path cellCenterRoot = root.resolve("center");
    Files.createDirectories(cellCenterRoot);
    DefaultCellPathResolver cellPathResolver = new DefaultCellPathResolver(cell1Root, ConfigBuilder.createFromText(REPOSITORIES_SECTION, " left = " + cellLeftRoot.toString(), " right = " + cellRightRoot.toString()));
    Files.write(cellLeftRoot.resolve(".buckconfig"), ImmutableList.of(REPOSITORIES_SECTION, " center = " + cellCenterRoot.toString()), StandardCharsets.UTF_8);
    Files.write(cellRightRoot.resolve(".buckconfig"), ImmutableList.of(REPOSITORIES_SECTION, " center = " + cellCenterRoot.toString()), StandardCharsets.UTF_8);
    assertThat(cellPathResolver.getTransitivePathMapping(), Matchers.equalTo(ImmutableMap.<RelativeCellName, Path>builder().put(RelativeCellName.ROOT_CELL_NAME, cell1Root).put(RelativeCellName.of(ImmutableList.of("left")), cellLeftRoot).put(RelativeCellName.of(ImmutableList.of("left", "center")), cellCenterRoot).put(RelativeCellName.of(ImmutableList.of("right", "center")), cellCenterRoot).put(RelativeCellName.of(ImmutableList.of("right")), cellRightRoot).build()));
}