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std.tar: add tests for file and symlink create
Should do that before I broke package manager!
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@ -1,3 +1,4 @@
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<<<<<<< HEAD
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//! Tar archive is single ordinary file which can contain many files (or
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//! directories, symlinks, ...). It's build by series of blocks each size of 512
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//! bytes. First block of each entry is header which defines type, name, size
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@ -127,6 +128,8 @@ pub const Header = struct {
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return buffer[0 .. p.len + 1 + n.len];
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}
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/// When kind is symbolic_link linked-to name (target_path) is specified in
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/// the linkname field.
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pub fn linkName(header: Header, buffer: *[LINK_NAME_SIZE]u8) []const u8 {
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const link_name = header.str(157, 100);
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if (link_name.len == 0) {
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@ -619,6 +622,7 @@ fn createDirAndFile(dir: std.fs.Dir, file_name: []const u8) !std.fs.File {
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return fs_file;
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}
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// Creates a symbolic link at path `file_name` which points to `link_name`.
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fn createDirAndSymlink(dir: std.fs.Dir, link_name: []const u8, file_name: []const u8) !void {
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dir.symLink(link_name, file_name, .{}) catch |err| {
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if (err == error.FileNotFound) {
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@ -841,3 +845,22 @@ test "tar header parse mode" {
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}
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}
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}
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test "create file and symlink" {
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var root = std.testing.tmpDir(.{});
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defer root.cleanup();
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_ = try createDirAndFile(root.dir, "file1");
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_ = try createDirAndFile(root.dir, "a/b/c/file2");
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_ = createDirAndSymlink(root.dir, "a/b/c/file2", "symlink1") catch |err| {
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// On Windows when developer mode is not enabled
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if (err == error.AccessDenied) return error.SkipZigTest;
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return err;
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};
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_ = try createDirAndSymlink(root.dir, "../../../file1", "d/e/f/symlink2");
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// Danglink symlnik, file created later
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_ = try createDirAndSymlink(root.dir, "../../../g/h/i/file4", "j/k/l/symlink3");
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_ = try createDirAndFile(root.dir, "g/h/i/file4");
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}
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@ -1,5 +1,5 @@
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const std = @import("../std.zig");
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const tar = std.tar;
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const std = @import("std");
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const tar = @import("../tar.zig");
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const testing = std.testing;
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test "tar run Go test cases" {
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@ -489,8 +489,7 @@ test "tar pipeToFileSystem" {
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try testing.expectError(error.FileNotFound, root.dir.statFile("empty"));
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try testing.expect((try root.dir.statFile("a/file")).kind == .file);
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// TODO is there better way to test symlink
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try testing.expect((try root.dir.statFile("b/symlink")).kind == .file); // statFile follows symlink
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var buf: [32]u8 = undefined;
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_ = try root.dir.readLink("b/symlink", &buf);
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try testing.expectEqualSlices(u8, "../a/file", try root.dir.readLink("b/symlink", &buf));
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}
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