# Bindings for the lib/files step library

# Create or modify files.

- given: file {embedded_file}
  impl:
    rust:
      function: subplotlib::steplibrary::files::create_from_embedded
    python:
      function: files_create_from_embedded
  types:
    embedded_file: file
  doc: |
    Create a file on disk from an embedded file in the subplot
    document. The created file has the same name as the embedded file.

- given: file {filename_on_disk} from {embedded_file}
  impl:
    rust:
      function: subplotlib::steplibrary::files::create_from_embedded_with_other_name
    python:
      function: files_create_from_embedded_with_other_name
  types:
    filename_on_disk: path
    embedded_file: file
  doc: |
    Create a file on disk from an embedded file in the subplot
    document. Set the name of the created file.

- when: I write "{text}" to file {filename}
  impl:
    rust:
      function: subplotlib::steplibrary::files::create_from_text
    python:
      function: files_create_from_text
  types:
    filename: path
    text: text
  doc: |
    Create a file on disk with the given content.

# Manage directories (distinct from files).

- given: a directory {path}
  impl:
    rust:
      function: subplotlib::steplibrary::files::make_directory
    python:
      function: files_make_directory
  types:
    path: path
  doc: |
    Create a directory on disk.

- when: I create directory {path}
  impl:
    rust:
      function: subplotlib::steplibrary::files::make_directory
    python:
      function: files_make_directory
  types:
    path: path
  doc: |
    Create a directory on disk.

- when: I remove directory {path}
  impl:
    rust:
      function: subplotlib::steplibrary::files::remove_directory
    python:
      function: files_remove_directory
  types:
    path: path
  doc: |
    Remove a directory on disk.

- then: directory {path} exists
  impl:
    rust:
      function: subplotlib::steplibrary::files::path_exists
    python:
      function: files_directory_exists
  types:
    path: path
  doc: |
    Check that a directory exists.

- then: directory {path} does not exist
  impl:
    rust:
      function: subplotlib::steplibrary::files::path_does_not_exist
    python:
      function: files_directory_does_not_exist
  types:
    path: path
  doc: |
    Check that a directory does not exist.

- then: directory {path} is empty
  impl:
    rust:
      function: subplotlib::steplibrary::files::path_is_empty
    python:
      function: files_directory_is_empty
  types:
    path: path
  doc: |
    Check that a directory exists and does not contain anything.

- then: directory {path} is not empty
  impl:
    rust:
      function: subplotlib::steplibrary::files::path_is_not_empty
    python:
      function: files_directory_is_not_empty
  types:
    path: path
  doc: |
    Check that a directory exists and contains something.

# File metadata management and testing.

- given: file (?P<filename>\S+) has modification time (?P<mtime>\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2})
  regex: true
  impl:
    rust:
      function: subplotlib::steplibrary::files::touch_with_timestamp
    python:
      function: files_touch_with_timestamp
  types:
    filename: path
    mtime: text
  doc: |
    Create a file with specific modification time.

- when: I remember metadata for file {filename}
  impl:
    rust:
      function: subplotlib::steplibrary::files::remember_metadata
    python:
      function: files_remember_metadata
  types:
    filename: path
  doc: |
    Remember the metadata of a file.

- when: I touch file {filename}
  impl:
    rust:
      function: subplotlib::steplibrary::files::touch
    python:
      function: files_touch
  types:
    filename: path
  doc: |
    Update the modification time of a file to be current time.

- then: file {filename} has same metadata as before
  impl:
    rust:
      function: subplotlib::steplibrary::files::has_remembered_metadata
    python:
      function: files_has_remembered_metadata
  types:
    filename: path
  doc: |
    Check that a file has the same metadata as remembered from
    earlier.

- then: file {filename} has different metadata from before
  impl:
    rust:
      function: subplotlib::steplibrary::files::has_different_metadata
    python:
      function: files_has_different_metadata
  types:
    filename: path
  doc: |
    Check that a file metadata has changed from earlier.

- then: file {filename} has changed from before
  impl:
    rust:
      function: subplotlib::steplibrary::files::has_different_metadata
    python:
      function: files_has_different_metadata
  types:
    filename: path
  doc: |
    Check that file metadata has changed from before.

- then: file {filename} has a very recent modification time
  impl:
    rust:
      function: subplotlib::steplibrary::files::mtime_is_recent
    python:
      function: files_mtime_is_recent
  types:
    filename: path
  doc: |
    Check that file modification time is recent.

- then: file {filename} has a very old modification time
  impl:
    rust:
      function: subplotlib::steplibrary::files::mtime_is_ancient
    python:
      function: files_mtime_is_ancient
  types:
    filename: path
  doc: |
    Check that file modification is far in the past.

# Testing file existence.

- then: file {filename} exists
  impl:
    rust:
      function: subplotlib::steplibrary::files::file_exists
    python:
      function: files_file_exists
  types:
    filename: path
  doc: |
    Check that a file exist.

- then: file {filename} does not exist
  impl:
    rust:
      function: subplotlib::steplibrary::files::file_does_not_exist
    python:
      function: files_file_does_not_exist
  types:
    filename: path
  doc: |
    Check that a file does not exist.

- then: only files (?P<filenames>.+) exist
  impl:
    rust:
      function: subplotlib::steplibrary::files::only_these_exist
    python:
      function: files_only_these_exist
  regex: true
  types:
    filenames: text
  doc: |
    Check that the test directory only contains specific files.

# Tests on file content.

- then: file {filename} contains "{data}"
  impl:
    rust:
      function: subplotlib::steplibrary::files::file_contains
    python:
      function: files_file_contains
  types:
    filename: path
    data: text
  doc: |
    Check that a file contains a string.

- then: file {filename} doesn't contain "{data}"
  impl:
    rust:
      function: subplotlib::steplibrary::files::file_doesnt_contain
    python:
      function: files_file_doesnt_contain
  types:
    filename: path
    data: text
  doc: |
    Check that a file does not contain a string.

- then: file {filename} matches regex /{regex}/
  impl:
    rust:
      function: subplotlib::steplibrary::files::file_matches_regex
    python:
      function: files_file_matches_regex
  types:
    filename: path
    regex: text
  doc: |
    Check that file content matches a regular expression.

- then: file {filename} matches regex "{regex}"
  impl:
    rust:
      function: subplotlib::steplibrary::files::file_matches_regex
    python:
      function: files_file_matches_regex
  types:
    filename: path
    regex: text
  doc: |
    Check that file content matches a regular expression.

- then: files {filename1} and {filename2} match
  impl:
    rust:
      function: subplotlib::steplibrary::files::file_match
    python:
      function: files_match
  types:
    filename1: path
    filename2: path
  doc: |
    Check that two files have the same content.