Convert Pathname test to spec.
This commit is contained in:
Markus Reiter
parent
76ca97b4e7
commit
85ff9add18
300
Library/Homebrew/test/pathname_spec.rb
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300
Library/Homebrew/test/pathname_spec.rb
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@ -0,0 +1,300 @@
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require "tmpdir"
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require "extend/pathname"
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require "install_renamed"
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describe Pathname do
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include FileUtils
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let(:src) { Pathname.new(Dir.mktmpdir) }
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let(:dst) { Pathname.new(Dir.mktmpdir) }
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let(:file) { src/"foo" }
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let(:dir) { src/"bar" }
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after(:each) { rm_rf [src, dst] }
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describe DiskUsageExtension do
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before(:each) do
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mkdir_p dir/"a-directory"
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touch [dir/".DS_Store", dir/"a-file"]
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File.truncate(dir/"a-file", 1_048_576)
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ln_s dir/"a-file", dir/"a-symlink"
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ln dir/"a-file", dir/"a-hardlink"
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end
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describe "#file_count" do
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it "returns the number of files in a directory" do
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expect(dir.file_count).to eq(3)
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end
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end
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describe "#abv" do
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context "when called on a directory" do
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it "returns a string with the file count and disk usage" do
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expect(dir.abv).to eq("3 files, 1M")
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end
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end
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context "when called on a file" do
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it "returns the disk usage" do
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expect((dir/"a-file").abv).to eq("1M")
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end
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end
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end
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end
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describe "#rmdir_if_possible" do
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before(:each) { mkdir_p dir }
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it "returns true and removes a directory if it doesn't contain files" do
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expect(dir.rmdir_if_possible).to be true
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expect(dir).not_to exist
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end
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it "returns false and doesn't delete a directory if it contains files" do
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touch dir/"foo"
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expect(dir.rmdir_if_possible).to be false
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expect(dir).to be_a_directory
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end
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it "ignores .DS_Store files" do
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touch dir/".DS_Store"
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expect(dir.rmdir_if_possible).to be true
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expect(dir).not_to exist
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end
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end
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describe "#write" do
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it "creates a file and writes to it" do
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expect(file).not_to exist
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file.write("CONTENT")
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expect(File.read(file)).to eq("CONTENT")
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end
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it "raises an error if the file already exists" do
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touch file
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expect { file.write("CONTENT") }.to raise_error(RuntimeError)
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end
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end
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describe "#append_lines" do
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it "appends lines to a file" do
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touch file
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file.append_lines("CONTENT")
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expect(File.read(file)).to eq <<-EOS.undent
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CONTENT
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EOS
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file.append_lines("CONTENTS")
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expect(File.read(file)).to eq <<-EOS.undent
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CONTENT
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CONTENTS
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EOS
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end
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it "raises an error if the file does not exist" do
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expect(file).not_to exist
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expect { file.append_lines("CONTENT") }.to raise_error(RuntimeError)
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end
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end
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describe "#atomic_write" do
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it "atomically replaces a file" do
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touch file
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file.atomic_write("CONTENT")
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expect(File.read(file)).to eq("CONTENT")
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end
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it "preserves permissions" do
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File.open(file, "w", 0100777).close
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file.atomic_write("CONTENT")
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expect(file.stat.mode).to eq(0100777 & ~File.umask)
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end
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it "preserves default permissions" do
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file.atomic_write("CONTENT")
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sentinel = file.parent.join("sentinel")
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touch sentinel
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expect(file.stat.mode).to eq(sentinel.stat.mode)
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end
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end
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describe "#ensure_writable" do
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it "makes a file writable and restores permissions afterwards" do
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touch file
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chmod 0555, file
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expect(file).not_to be_writable
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file.ensure_writable do
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expect(file).to be_writable
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end
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expect(file).not_to be_writable
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end
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end
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describe "#extname" do
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it "supports common multi-level archives" do
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expect(Pathname.new("foo-0.1.tar.gz").extname).to eq(".tar.gz")
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expect(Pathname.new("foo-0.1.cpio.gz").extname).to eq(".cpio.gz")
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end
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end
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describe "#stem" do
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it "returns the basename without double extensions" do
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expect(Pathname("foo-0.1.tar.gz").stem).to eq("foo-0.1")
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expect(Pathname("foo-0.1.cpio.gz").stem).to eq("foo-0.1")
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end
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end
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describe "#install" do
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before(:each) do
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(src/"a.txt").write "This is sample file a."
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(src/"b.txt").write "This is sample file b."
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end
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it "raises an error if the file doesn't exist" do
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expect { dst.install "non_existent_file" }.to raise_error(Errno::ENOENT)
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end
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it "installs a file to a directory with its basename" do
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touch file
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dst.install(file)
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expect(dst/file.basename).to exist
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expect(file).not_to exist
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end
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it "creates intermediate directories" do
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touch file
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expect(dir).not_to be_a_directory
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dir.install(file)
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expect(dir).to be_a_directory
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end
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it "can install a file" do
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dst.install src/"a.txt"
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expect(dst/"a.txt").to exist, "a.txt was not installed"
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expect(dst/"b.txt").not_to exist, "b.txt was installed."
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end
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it "can install an array of files" do
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dst.install [src/"a.txt", src/"b.txt"]
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expect(dst/"a.txt").to exist, "a.txt was not installed"
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expect(dst/"b.txt").to exist, "b.txt was not installed"
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end
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it "can install a directory" do
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bin = src/"bin"
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bin.mkpath
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mv Dir[src/"*.txt"], bin
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dst.install bin
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expect(dst/"bin/a.txt").to exist, "a.txt was not installed"
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expect(dst/"bin/b.txt").to exist, "b.txt was not installed"
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end
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it "supports renaming files" do
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dst.install src/"a.txt" => "c.txt"
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expect(dst/"c.txt").to exist, "c.txt was not installed"
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expect(dst/"a.txt").not_to exist, "a.txt was installed but not renamed"
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expect(dst/"b.txt").not_to exist, "b.txt was installed"
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end
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it "supports renaming multiple files" do
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dst.install(src/"a.txt" => "c.txt", src/"b.txt" => "d.txt")
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expect(dst/"c.txt").to exist, "c.txt was not installed"
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expect(dst/"d.txt").to exist, "d.txt was not installed"
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expect(dst/"a.txt").not_to exist, "a.txt was installed but not renamed"
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expect(dst/"b.txt").not_to exist, "b.txt was installed but not renamed"
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end
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it "supports renaming directories" do
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bin = src/"bin"
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bin.mkpath
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mv Dir[src/"*.txt"], bin
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dst.install bin => "libexec"
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expect(dst/"bin").not_to exist, "bin was installed but not renamed"
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expect(dst/"libexec/a.txt").to exist, "a.txt was not installed"
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expect(dst/"libexec/b.txt").to exist, "b.txt was not installed"
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end
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it "can install directories as relative symlinks" do
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bin = src/"bin"
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bin.mkpath
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mv Dir[src/"*.txt"], bin
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dst.install_symlink bin
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expect(dst/"bin").to be_a_symlink
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expect(dst/"bin").to be_a_directory
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expect(dst/"bin/a.txt").to exist
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expect(dst/"bin/b.txt").to exist
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expect((dst/"bin").readlink).to be_relative
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end
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it "can install relative paths as symlinks" do
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dst.install_symlink "foo" => "bar"
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expect((dst/"bar").readlink).to eq(Pathname.new("foo"))
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end
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end
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describe InstallRenamed do
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before(:each) do
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dst.extend(InstallRenamed)
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end
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it "renames the installed file if it already exists" do
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file.write "a"
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dst.install file
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file.write "b"
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dst.install file
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expect(File.read(dst/file.basename)).to eq("a")
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expect(File.read(dst/"#{file.basename}.default")).to eq("b")
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end
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it "renames the installed directory" do
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file.write "a"
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dst.install src
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expect(File.read(dst/src.basename/file.basename)).to eq("a")
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end
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it "recursively renames directories" do
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(dst/dir.basename).mkpath
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(dst/dir.basename/"another_file").write "a"
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dir.mkpath
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(dir/"another_file").write "b"
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dst.install dir
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expect(File.read(dst/dir.basename/"another_file.default")).to eq("b")
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end
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end
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describe "#cp_path_sub" do
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it "copies a file and replaces the given pattern" do
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file.write "a"
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file.cp_path_sub src, dst
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expect(File.read(dst/file.basename)).to eq("a")
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end
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it "copies a directory and replaces the given pattern" do
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dir.mkpath
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dir.cp_path_sub src, dst
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expect(dst/dir.basename).to be_a_directory
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end
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end
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end
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describe FileUtils do
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let(:dst) { Pathname.new(Dir.mktmpdir) }
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describe "#mkdir" do
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it "creates indermediate directories" do
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described_class.mkdir dst/"foo/bar/baz" do
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expect(dst/"foo/bar/baz").to exist, "foo/bar/baz was not created"
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expect(dst/"foo/bar/baz").to be_a_directory, "foo/bar/baz was not a directory structure"
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end
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end
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end
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end
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@ -1,263 +0,0 @@
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require "testing_env"
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require "tmpdir"
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require "extend/pathname"
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require "install_renamed"
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module PathnameTestExtension
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include FileUtils
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def setup
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super
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@src = Pathname.new(mktmpdir)
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@dst = Pathname.new(mktmpdir)
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@file = @src/"foo"
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@dir = @src/"bar"
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end
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end
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class PathnameTests < Homebrew::TestCase
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include PathnameTestExtension
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def test_disk_usage_extension
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mkdir_p @dir/"a-directory"
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touch @dir/".DS_Store"
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touch @dir/"a-file"
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File.truncate(@dir/"a-file", 1_048_576)
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ln_s @dir/"a-file", @dir/"a-symlink"
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ln @dir/"a-file", @dir/"a-hardlink"
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assert_equal 3, @dir.file_count
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assert_equal "3 files, 1M", @dir.abv
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assert_equal "1M", (@dir/"a-file").abv
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end
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def test_rmdir_if_possible
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mkdir_p @dir
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touch @dir/"foo"
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assert !@dir.rmdir_if_possible
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assert_predicate @dir, :directory?
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rm_f @dir/"foo"
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assert @dir.rmdir_if_possible
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refute_predicate @dir, :exist?
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end
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def test_rmdir_if_possible_ignore_ds_store
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mkdir_p @dir
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touch @dir/".DS_Store"
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assert @dir.rmdir_if_possible
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refute_predicate @dir, :exist?
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end
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def test_write
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@file.write("CONTENT")
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assert_equal "CONTENT", File.read(@file)
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end
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def test_write_does_not_overwrite
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touch @file
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assert_raises(RuntimeError) { @file.write("CONTENT") }
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end
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def test_append_lines
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touch @file
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@file.append_lines("CONTENT")
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assert_equal "CONTENT\n", File.read(@file)
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@file.append_lines("CONTENTS")
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assert_equal "CONTENT\nCONTENTS\n", File.read(@file)
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end
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def test_append_lines_does_not_create
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assert_raises(RuntimeError) { @file.append_lines("CONTENT") }
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end
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def test_atomic_write
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touch @file
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@file.atomic_write("CONTENT")
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assert_equal "CONTENT", File.read(@file)
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end
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def test_atomic_write_preserves_permissions
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File.open(@file, "w", 0100777) {}
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@file.atomic_write("CONTENT")
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assert_equal 0100777 & ~File.umask, @file.stat.mode
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end
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def test_atomic_write_preserves_default_permissions
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@file.atomic_write("CONTENT")
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sentinel = @file.parent.join("sentinel")
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touch sentinel
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assert_equal sentinel.stat.mode, @file.stat.mode
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end
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def test_ensure_writable
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touch @file
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chmod 0555, @file
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@file.ensure_writable { assert_predicate @file, :writable? }
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refute_predicate @file, :writable?
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end
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def test_extname
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assert_equal ".tar.gz", Pathname("foo-0.1.tar.gz").extname
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assert_equal ".cpio.gz", Pathname("foo-0.1.cpio.gz").extname
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end
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def test_stem
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assert_equal "foo-0.1", Pathname("foo-0.1.tar.gz").stem
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assert_equal "foo-0.1", Pathname("foo-0.1.cpio.gz").stem
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end
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def test_install_missing_file
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assert_raises(Errno::ENOENT) { @dst.install "non_existent_file" }
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end
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def test_install_removes_original
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touch @file
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@dst.install(@file)
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assert_predicate @dst/@file.basename, :exist?
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refute_predicate @file, :exist?
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end
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def test_install_creates_intermediate_directories
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touch @file
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refute_predicate @dir, :directory?
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@dir.install(@file)
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assert_predicate @dir, :directory?
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end
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def test_install_renamed
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@dst.extend(InstallRenamed)
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@file.write "a"
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@dst.install @file
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@file.write "b"
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@dst.install @file
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assert_equal "a", File.read(@dst/@file.basename)
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assert_equal "b", File.read(@dst/"#{@file.basename}.default")
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end
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def test_install_renamed_directory
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@dst.extend(InstallRenamed)
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@file.write "a"
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@dst.install @src
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assert_equal "a", File.read(@dst/@src.basename/@file.basename)
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end
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def test_install_renamed_directory_recursive
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@dst.extend(InstallRenamed)
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(@dst/@dir.basename).mkpath
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(@dst/@dir.basename/"another_file").write "a"
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@dir.mkpath
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(@dir/"another_file").write "b"
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@dst.install @dir
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assert_equal "b", File.read(@dst/@dir.basename/"another_file.default")
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end
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def test_cp_path_sub_file
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@file.write "a"
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@file.cp_path_sub @src, @dst
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assert_equal "a", File.read(@dst/"foo")
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end
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def test_cp_path_sub_directory
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@dir.mkpath
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@dir.cp_path_sub @src, @dst
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assert_predicate @dst/@dir.basename, :directory?
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end
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end
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class PathnameInstallTests < Homebrew::TestCase
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include PathnameTestExtension
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def setup
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super
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(@src/"a.txt").write "This is sample file a."
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(@src/"b.txt").write "This is sample file b."
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end
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def test_install
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@dst.install @src/"a.txt"
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assert_predicate @dst/"a.txt", :exist?, "a.txt was not installed"
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refute_predicate @dst/"b.txt", :exist?, "b.txt was installed."
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end
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def test_install_list
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@dst.install [@src/"a.txt", @src/"b.txt"]
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assert_predicate @dst/"a.txt", :exist?, "a.txt was not installed"
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assert_predicate @dst/"b.txt", :exist?, "b.txt was not installed"
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end
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def test_install_glob
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@dst.install Dir[@src/"*.txt"]
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assert_predicate @dst/"a.txt", :exist?, "a.txt was not installed"
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assert_predicate @dst/"b.txt", :exist?, "b.txt was not installed"
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end
|
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|
||||
def test_install_directory
|
||||
bin = @src/"bin"
|
||||
bin.mkpath
|
||||
mv Dir[@src/"*.txt"], bin
|
||||
@dst.install bin
|
||||
|
||||
assert_predicate @dst/"bin/a.txt", :exist?, "a.txt was not installed"
|
||||
assert_predicate @dst/"bin/b.txt", :exist?, "b.txt was not installed"
|
||||
end
|
||||
|
||||
def test_install_rename
|
||||
@dst.install @src/"a.txt" => "c.txt"
|
||||
|
||||
assert_predicate @dst/"c.txt", :exist?, "c.txt was not installed"
|
||||
refute_predicate @dst/"a.txt", :exist?, "a.txt was installed but not renamed"
|
||||
refute_predicate @dst/"b.txt", :exist?, "b.txt was installed"
|
||||
end
|
||||
|
||||
def test_install_rename_more
|
||||
@dst.install(@src/"a.txt" => "c.txt", @src/"b.txt" => "d.txt")
|
||||
|
||||
assert_predicate @dst/"c.txt", :exist?, "c.txt was not installed"
|
||||
assert_predicate @dst/"d.txt", :exist?, "d.txt was not installed"
|
||||
refute_predicate @dst/"a.txt", :exist?, "a.txt was installed but not renamed"
|
||||
refute_predicate @dst/"b.txt", :exist?, "b.txt was installed but not renamed"
|
||||
end
|
||||
|
||||
def test_install_rename_directory
|
||||
bin = @src/"bin"
|
||||
bin.mkpath
|
||||
mv Dir[@src/"*.txt"], bin
|
||||
@dst.install bin => "libexec"
|
||||
|
||||
refute_predicate @dst/"bin", :exist?, "bin was installed but not renamed"
|
||||
assert_predicate @dst/"libexec/a.txt", :exist?, "a.txt was not installed"
|
||||
assert_predicate @dst/"libexec/b.txt", :exist?, "b.txt was not installed"
|
||||
end
|
||||
|
||||
def test_install_symlink
|
||||
bin = @src/"bin"
|
||||
bin.mkpath
|
||||
mv Dir[@src/"*.txt"], bin
|
||||
@dst.install_symlink bin
|
||||
|
||||
assert_predicate @dst/"bin", :symlink?
|
||||
assert_predicate @dst/"bin", :directory?
|
||||
assert_predicate @dst/"bin/a.txt", :exist?
|
||||
assert_predicate @dst/"bin/b.txt", :exist?
|
||||
assert_predicate((@dst/"bin").readlink, :relative?)
|
||||
end
|
||||
|
||||
def test_install_relative_symlink
|
||||
@dst.install_symlink "foo" => "bar"
|
||||
assert_equal Pathname.new("foo"), (@dst/"bar").readlink
|
||||
end
|
||||
|
||||
def test_mkdir_creates_intermediate_directories
|
||||
mkdir @dst/"foo/bar/baz" do
|
||||
assert_predicate @dst/"foo/bar/baz", :exist?, "foo/bar/baz was not created"
|
||||
assert_predicate @dst/"foo/bar/baz", :directory?, "foo/bar/baz was not a directory structure"
|
||||
end
|
||||
end
|
||||
end
|
||||
Loading…
x
Reference in New Issue
Block a user