#!/bin/sh

# Copyright (c) 2006 Karl Hasselström

test_description='Test the delete command (deleting one patch at a time)'

. ./test-lib.sh

test_expect_success 'Delete on uninitialized stack' '
    stg delete .. >out &&
    test_must_be_empty out
'

test_expect_success 'Create a patch' '
    stg new foo -m foo &&
    echo foo >foo.txt &&
    stg add foo.txt &&
    stg refresh
'

test_expect_success 'Invalid arguments' '
    general_error stg delete --top foo 2>err &&
    grep -e "error: the argument .--top. cannot be used with .\[patch\]\.\.\.." err
'

test_expect_success 'Attempt delete --top with none applied' '
    stg pop &&
    command_error stg delete --top 2>err &&
    grep -e "no patches applied" err &&
    stg push
'

test_expect_success 'No patches specified' '
    general_error stg delete 2>err &&
    grep -e "the following required arguments were not provided" err
'

test_expect_success 'Try to delete a non-existing patch' '
    [ $(stg series --applied -c) -eq 1 ] &&
    command_error stg delete bar &&
    [ $(stg series --applied -c) -eq 1 ]
'

test_expect_success 'Try to delete the topmost patch while dirty' '
    echo dirty >>foo.txt &&
    [ $(stg series --applied -c) -eq 1 ] &&
    command_error stg delete foo &&
    [ $(stg series --applied -c) -eq 1 ] &&
    git reset --hard
'

test_expect_success 'Delete the topmost patch' '
    [ $(stg series --applied -c) -eq 1 ] &&
    stg delete foo &&
    [ $(stg series --applied -c) -eq 0 ]
'

test_expect_success 'Create an unapplied patch' '
    stg new foo -m foo &&
    echo foo >foo.txt &&
    stg add foo.txt &&
    stg refresh &&
    stg pop
'

test_expect_success 'Delete an unapplied patch' '
    [ $(stg series --unapplied -c) -eq 1 ] &&
    stg delete foo &&
    [ $(stg series --unapplied -c) -eq 0 ]
'

test_expect_success 'Create three patches' '
    stg new foo -m foo &&
    echo foo >foo.txt &&
    stg add foo.txt &&
    stg refresh &&
    stg new bar -m bar &&
    echo bar >bar.txt &&
    stg add bar.txt &&
    stg refresh &&
    stg new baz -m baz &&
    echo baz >baz.txt &&
    stg add baz.txt &&
    stg refresh
'

test_expect_success 'Try to delete a topmost patch with --top option' '
    [ $(stg series --applied -c) -eq 3 ] &&
    stg delete --top &&
    [ $(stg series --applied -c) -eq 2 ]
'

test_expect_success 'Try to delete a non-topmost applied patch' '
    [ $(stg series --applied -c) -eq 2 ] &&
    stg delete foo &&
    [ $(stg series --applied -c) -eq 1 ]
'

test_expect_success 'Create another branch, and put one patch in each branch' '
    stg branch --create br &&
    stg new baz -m baz &&
    echo baz >baz.txt &&
    stg add baz.txt &&
    stg refresh &&
    stg branch master &&
    stg new baz -m baz &&
    echo baz >baz.txt &&
    stg add baz.txt &&
    stg refresh
'

test_expect_success 'Delete a patch in another branch' '
    [ $(stg series --applied -c) -eq 2 ] &&
    [ $(stg series --applied -b br -c) -eq 1 ] &&
    stg delete -b br baz &&
    [ $(stg series --applied -c) -eq 2 ] &&
    [ $(stg series --applied -b br -c) -eq 0 ]
'

test_done
