name: "Assignments"
cases:
  - name: "First char is equals sign"
    ignore_stderr: true
    stdin: |
      =x

  - name: "Basic assignment"
    stdin: |
      x=yz
      echo "x: ${x}"

  - name: "Invalid variable name"
    ignore_stderr: true
    stdin: |
      @=something

  - name: "Quoted equals sign"
    ignore_stderr: true
    stdin: |
      x"="3

  - name: "Multiple equals signs"
    stdin: |
      x=y=z
      echo "x: ${x}"

  - name: "Assignment with tilde expansion"
    env:
      HOME: /some/dir
    stdin: |
      # Basic tilde at start (currently works)
      var=~/file1.txt
      echo "~/file1.txt: ${var}"

      # Tilde after colon in assignment (currently broken - doesn't expand second tilde)
      var=~/file1.txt:~/file2.txt
      echo "~/file1.txt:~/file2.txt: ${var}"

      # Multiple tildes after colons
      var=~:~/bin:~/local/bin
      echo "~:~/bin:~/local/bin: ${var}"

      # Mixed with regular paths
      PATH=/usr/bin:~:/bin:~/local
      echo "PATH-like: ${PATH}"

  - name: "Array assignment with tilde expansion"
    env:
      HOME: /testhome
    stdin: |
      # Array elements with tildes
      arr=(~ ~/bin ~root)
      echo "Array elements:"
      for i in "${arr[@]}"; do
        echo "  $i"
      done

      # Array elements with colon-tilde
      arr2=(~:~/bin /usr/bin:~)
      echo "Array with colons:"
      for i in "${arr2[@]}"; do
        echo "  $i"
      done

  - name: "Append assignment with tilde expansion"
    env:
      HOME: /testhome
    stdin: |
      # Basic append
      PATH=/usr/bin
      PATH+=:~
      echo "After append tilde: ${PATH}"

      # Append with colon-tilde
      PATH=/usr/bin
      PATH+=:~:~/local
      echo "After append colon-tilde: ${PATH}"