---
"Help":
  - do:
      cat.allocation:
        help: true

  - match:
      $body: |
               /^  shards           .+   \n
                   disk.used        .+   \n
                   disk.avail       .+   \n
                   disk.total       .+   \n
                   disk.percent     .+   \n
                   host             .+   \n
                   ip               .+   \n
                   node             .+   \n
               $/

---
"Empty cluster":

  - do:
      cat.allocation: {}

  - match:
      $body: |
            /^
              ( 0                      \s+
                \d+(\.\d+)?[kmgt]?b    \s+
                (\d+(\.\d+)?[kmgt]b    \s+)?  #no value from client nodes
                (\d+(\.\d+)?[kmgt]b    \s+)?  #no value from client nodes
                (\d+                   \s+)?  #no value from client nodes
                [-\w.]+                \s+
                \d+(\.\d+){3}          \s+
                \w.*
                \n
              )+
            $/

---
"One index":

  - do:
        indices.create:
            index: test

  - do:
        cluster.health:
            wait_for_status: green
            timeout: 1s

  - do:
        cat.allocation: {}

  - match:
      $body: |
            /^
              ( \s*                          #allow leading spaces to account for right-justified text
                \d+                    \s+
                \d+(\.\d+)?[kmgt]?b    \s+
                (\d+(\.\d+)?[kmgt]b   \s+)?  #no value from client nodes
                (\d+(\.\d+)?[kmgt]b   \s+)?  #no value from client nodes
                (\d+                  \s+)?  #no value from client nodes
                [-\w.]+                \s+
                \d+(\.\d+){3}          \s+
                \w.*
                \n
              )+
              (
                \d+                    \s+
                UNASSIGNED             \s+
                \n
              )?
            $/

---
"Node ID":

  - do:
        cat.allocation:
            node_id: _master

  - match:
      $body: |
            /^
              ( 0                      \s+
                \d+(\.\d+)?[kmgt]?b    \s+
                (\d+(\.\d+)?[kmgt]b   \s+)?  #no value from client nodes
                (\d+(\.\d+)?[kmgt]b   \s+)?  #no value from client nodes
                (\d+                  \s+)?  #no value from client nodes
                [-\w.]+                \s+
                \d+(\.\d+){3}          \s+
                \w.*
                \n
              )
            $/

  - do:
        cat.allocation:
            node_id: non_existent

  - match:
      $body: |
            /^
            $/

---
"Column headers":

  - do:
        cat.allocation:
            v: true
  - match:

      $body: |
           /^  shards                  \s+
               disk.used               \s+
               disk.avail              \s+
               disk.total              \s+
               disk.percent            \s+
               host                    \s+
               ip                      \s+
               node                    \s+
               \n

              ( \s*                          #allow leading spaces to account for right-justified text
                0                      \s+
                \d+(\.\d+)?[kmgt]?b    \s+
                (\d+(\.\d+)?[kmgt]b   \s+)?  #no value from client nodes
                (\d+(\.\d+)?[kmgt]b   \s+)?  #no value from client nodes
                (\d+                  \s+)?  #no value from client nodes
                [-\w.]+                \s+
                \d+(\.\d+){3}          \s+
                \w.*
                \n
              )+
            $/

---
"Select columns":

  - do:
        cat.allocation:
            h: [disk.percent, node]

  - match:
      $body: |
            /^
              ( \d*                 \s+
                \w.*
                \n
              )+
            $/

  - do:
        cat.allocation:
            h: [disk.percent, node]
            v: true

  - match:
      $body: |
            /^
              disk.percent          \s+
              node                  \s+
              \n
              (
                \s+\d*           \s+
                \w.*
                \n
              )+
            $/


---

"Bytes":

  - do:
      cat.allocation:
        bytes: g

  - match:
      $body: |
            /^
              ( 0                   \s+
                \d+                 \s+
                (\d+                 \s+)?  #no value from client nodes
                (\d+                 \s+)?  #no value from client nodes
                (\d+                 \s+)?  #no value from client nodes
                [-\w.]+             \s+
                \d+(\.\d+){3}       \s+
                \w.*
                \n
              )+
            $/