#!/usr/bin/env bats

load test_helper

# updates.d/46-neovim.sh, with real git repositories standing in for the
# plugins lazy.nvim cloned

setup() {
  common_setup
  export XDG_DATA_HOME="$HOME/.local/share" XDG_STATE_HOME="$HOME/.local/state"
  LAZY="$XDG_DATA_HOME/nvim/lazy"
  BACKUPS="$XDG_STATE_HOME/coredesktop/nvim-plugins"
  mkdir -p "$LAZY"
  export GIT_AUTHOR_NAME=test GIT_AUTHOR_EMAIL=test@example.com
  export GIT_COMMITTER_NAME=test GIT_COMMITTER_EMAIL=test@example.com
  stub nvim
}

# plugin NAME: a plugin checkout with one committed file
plugin() {
  git init -q "$LAZY/$1"
  echo original > "$LAZY/$1/README.md"
  git -C "$LAZY/$1" add README.md
  git -C "$LAZY/$1" commit -q -m initial
}

update_neovim() {
  source "$REPO/updates.d/46-neovim.sh"
  run_update
}

@test "a plugin whose files don't match its checkout is set aside to be installed again" {
  plugin LuaSnip
  echo changed > "$LAZY/LuaSnip/README.md"
  mkdir "$LAZY/LuaSnip/data"
  echo leftover > "$LAZY/LuaSnip/data/new.md"

  run update_neovim
  [ "$status" -eq 0 ]
  [[ "$output" == *"LuaSnip's files didn't match its version"* ]]
  [ ! -e "$LAZY/LuaSnip" ]
  # The old copy, edits and all, is kept
  copies=("$BACKUPS"/LuaSnip-*)
  [ "${#copies[@]}" -eq 1 ]
  [ "$(cat "${copies[0]}/README.md")" = changed ]
  [ -f "${copies[0]}/data/new.md" ]
  called nvim --headless "+Lazy! sync" +qa
}

@test "a plugin an earlier update only stashed is set aside too" {
  plugin LuaSnip
  echo changed > "$LAZY/LuaSnip/README.md"
  git -C "$LAZY/LuaSnip" stash push -q -m "Stashed by CoreDesktop's update"

  run update_neovim
  [ "$status" -eq 0 ]
  [ ! -e "$LAZY/LuaSnip" ]
  [ -d "$(echo "$BACKUPS"/LuaSnip-*)" ]
}

@test "plugins that match their checkout are left as they are" {
  plugin lazy.nvim
  echo build output > "$LAZY/lazy.nvim/untracked.so"
  echo changed > "$LAZY/lazy.nvim/README.md"
  git -C "$LAZY/lazy.nvim" stash push -q -m "the user's own stash"

  run update_neovim
  [ "$status" -eq 0 ]
  [[ "$output" != *"didn't match"* ]]
  [ -f "$LAZY/lazy.nvim/untracked.so" ]
  [ ! -e "$BACKUPS" ]
}