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" Tests for the Blob types
func TearDown()
" Run garbage collection after every test
call test_garbagecollect_now()
endfunc
" Tests for Blob type
" Blob creation from constant
func Test_blob_create()
let b = 0zDEADBEEF
call assert_equal(v:t_blob, type(b))
call assert_equal(4, len(b))
call assert_equal(0xDE, b[0])
call assert_equal(0xAD, b[1])
call assert_equal(0xBE, b[2])
call assert_equal(0xEF, b[3])
call assert_fails('let x = b[4]')
call assert_equal(0xDE, get(b, 0))
call assert_equal(0xEF, get(b, 3))
call assert_fails('let x = get(b, 4)')
call assert_fails('let b = 0z1', 'E973:')
call assert_fails('let b = 0z1x', 'E973:')
call assert_fails('let b = 0z12345', 'E973:')
call assert_equal(0z, test_null_blob())
endfunc
" assignment to a blob
func Test_blob_assign()
let b = 0zDEADBEEF
let b2 = b[1:2]
call assert_equal(0zADBE, b2)
let bcopy = b[:]
call assert_equal(b, bcopy)
call assert_false(b is bcopy)
let b = 0zDEADBEEF
let b2 = b
call assert_true(b is b2)
let b[:] = 0z11223344
call assert_equal(0z11223344, b)
call assert_equal(0z11223344, b2)
call assert_true(b is b2)
let b = 0zDEADBEEF
let b[3:] = 0z66
call assert_equal(0zDEADBE66, b)
let b[:1] = 0z8899
call assert_equal(0z8899BE66, b)
call assert_fails('let b[2:3] = 0z112233', 'E972:')
call assert_fails('let b[2:3] = 0z11', 'E972:')
call assert_fails('let b[3:2] = 0z', 'E979:')
let b = 0zDEADBEEF
let b += 0z99
call assert_equal(0zDEADBEEF99, b)
call assert_fails('let b .= 0z33', 'E734:')
call assert_fails('let b .= "xx"', 'E734:')
call assert_fails('let b += "xx"', 'E734:')
call assert_fails('let b[1:1] .= 0z55', 'E734:')
endfunc
func Test_blob_get_range()
let b = 0z0011223344
call assert_equal(0z2233, b[2:3])
call assert_equal(0z223344, b[2:-1])
call assert_equal(0z00, b[0:-5])
call assert_equal(0z, b[0:-11])
call assert_equal(0z44, b[-1:])
call assert_equal(0z0011223344, b[:])
call assert_equal(0z0011223344, b[:-1])
call assert_equal(0z, b[5:6])
endfunc
func Test_blob_to_string()
let b = 0zDEADBEEF
call assert_equal('[0xDE,0xAD,0xBE,0xEF]', string(b))
call remove(b, 0, 3)
call assert_equal('[]', string(b))
endfunc
func Test_blob_compare()
let b1 = 0z0011
let b2 = 0z1100
let b3 = 0z001122
call assert_true(b1 == b1)
call assert_false(b1 == b2)
call assert_false(b1 == b3)
call assert_true(b1 != b2)
call assert_true(b1 != b3)
call assert_true(b1 == 0z0011)
call assert_false(b1 is b2)
let b2 = b1
call assert_true(b1 is b2)
call assert_fails('let x = b1 > b2')
call assert_fails('let x = b1 < b2')
call assert_fails('let x = b1 - b2')
call assert_fails('let x = b1 / b2')
call assert_fails('let x = b1 * b2')
endfunc
" test for range assign
func Test_blob_range_assign()
let b = 0z00
let b[1] = 0x11
let b[2] = 0x22
call assert_equal(0z001122, b)
call assert_fails('let b[4] = 0x33', 'E979:')
endfunc
func Test_blob_for_loop()
let blob = 0z00010203
let i = 0
for byte in blob
call assert_equal(i, byte)
let i += 1
endfor
let blob = 0z00
call remove(blob, 0)
call assert_equal(0, len(blob))
for byte in blob
call assert_error('loop over empty blob')
endfor
endfunc
func Test_blob_concatenate()
let b = 0z0011
let b += 0z2233
call assert_equal(0z00112233, b)
call assert_fails('let b += "a"')
call assert_fails('let b += 88')
let b = 0zDEAD + 0zBEEF
call assert_equal(0zDEADBEEF, b)
endfunc
" Test removing items in blob
func Test_blob_func_remove()
" Test removing 1 element
let b = 0zDEADBEEF
call assert_equal(0xDE, remove(b, 0))
call assert_equal(0zADBEEF, b)
let b = 0zDEADBEEF
call assert_equal(0xEF, remove(b, -1))
call assert_equal(0zDEADBE, b)
let b = 0zDEADBEEF
call assert_equal(0xAD, remove(b, 1))
call assert_equal(0zDEBEEF, b)
" Test removing range of element(s)
let b = 0zDEADBEEF
call assert_equal(0zBE, remove(b, 2, 2))
call assert_equal(0zDEADEF, b)
let b = 0zDEADBEEF
call assert_equal(0zADBE, remove(b, 1, 2))
call assert_equal(0zDEEF, b)
" Test invalid cases
let b = 0zDEADBEEF
call assert_fails("call remove(b, 5)", 'E979:')
call assert_fails("call remove(b, 1, 5)", 'E979:')
call assert_fails("call remove(b, 3, 2)", 'E979:')
call assert_fails("call remove(1, 0)", 'E712:')
call assert_fails("call remove(b, b)", 'E974:')
endfunc
func Test_blob_read_write()
let b = 0zDEADBEEF
call writefile(b, 'Xblob')
let br = readfile('Xblob', 'B')
call assert_equal(b, br)
call delete('Xblob')
endfunc
" filter() item in blob
func Test_blob_filter()
let b = 0zDEADBEEF
call filter(b, 'v:val != 0xEF')
call assert_equal(0zDEADBE, b)
endfunc
" map() item in blob
func Test_blob_map()
let b = 0zDEADBEEF
call map(b, 'v:val + 1')
call assert_equal(0zDFAEBFF0, b)
endfunc
func Test_blob_index()
call assert_equal(2, index(0zDEADBEEF, 0xBE))
call assert_equal(-1, index(0zDEADBEEF, 0))
endfunc
func Test_blob_insert()
let b = 0zDEADBEEF
call insert(b, 0x33)
call assert_equal(0z33DEADBEEF, b)
let b = 0zDEADBEEF
call insert(b, 0x33, 2)
call assert_equal(0zDEAD33BEEF, b)
endfunc
func Test_blob_reverse()
call assert_equal(0zEFBEADDE, reverse(0zDEADBEEF))
call assert_equal(0zBEADDE, reverse(0zDEADBE))
call assert_equal(0zADDE, reverse(0zDEAD))
call assert_equal(0zDE, reverse(0zDE))
endfunc
func Test_blob_json_encode()
call assert_equal('[222,173,190,239]', json_encode(0zDEADBEEF))
call assert_equal('[]', json_encode(0z))
endfunc
func Test_blob_lock()
let b = 0z112233
lockvar b
call assert_fails('let b = 0z44', 'E741:')
unlockvar b
let b = 0z44
endfunc
func Test_blob_sort()
call assert_fails('call sort([1.0, 0z11], "f")', 'E975:')
endfunc
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