---
test case: "successfully found simple function #1"
in:
  param: 'test()'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 5
---
test case: "successfully found simple function #2"
in:
  param: 'test(param0,23, param2)'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 22
---
test case: "function name not found #1"
in:
  param: 'test'
out:
  error: 'Incorrect function expression: test'
  return: 'FAIL'
---
test case: "function name not found #2"
in:
  param: 'test)('
out:
  error: 'Incorrect function expression: test)('
  return: 'FAIL'
---
test case: "function name not found #3"
in:
  param: '()test'
out:
  error: 'Incorrect function expression: test'
  return: 'FAIL'
---
test case: "function name not found #4"
in:
  param: '!!!'
out:
  error: 'Incorrect function expression: !!!'
  return: 'FAIL'
---
test case: "function name not found #5"
in:
  param: '
'
out:
  error: 'Incorrect function expression:  '
  return: 'FAIL'
---
test case: "function name not found #6"
in:
  param: ''
out:
  error: 'Incorrect function expression: '
  return: 'FAIL'
---
test case: "function parameters not found #1"
in:
  param: 'test('
out:
  error: "Incorrect function 'test' expression. Check expression part starting from: "
  return: 'FAIL'
---
test case: "function parameters not found #2"
in:
  param: 'test(param'
out:
  error: "Incorrect function 'test' expression. Check expression part starting from: param"
  return: 'FAIL'
---
test case: "function parameters not found #3"
in:
  param: 'test(,param'
out:
  error: "Incorrect function 'test' expression. Check expression part starting from: param"
  return: 'FAIL'
---
test case: "function parameters not found #4"
in:
  param: 'test(param,'
out:
  error: "Incorrect function 'test' expression. Check expression part starting from: param,"
  return: 'FAIL'
---
test case: "function parameters not found #5"
in:
  param: 'last(123,"grpsum[\"{$MYGROUP}\",\"ckey3\",last"])'
out:
  error: 'Incorrect function ''last'' expression. Check expression part starting from: "grpsum[\"{$MYGROUP}\",\"ckey3\",last"'
  return: 'FAIL'
---
test case: "successfully found function that started after a space #1"
in:
  param: ' test()'
out:
  return: 'SUCCEED'
  func_pos: 1
  par_l: 5
  par_r: 6
---
test case: "successfully found function that started after a space #2"
in:
  param: ' test(1,2,3)'
out:
  return: 'SUCCEED'
  func_pos: 1
  par_l: 5
  par_r: 11
---
test case: "successfully found function that started after a space #3"
in:
  param: '  test(1, 2 ,3)'
out:
  return: 'SUCCEED'
  func_pos: 2
  par_l: 6
  par_r: 14
---
test case: "successfully found the function #1"
in:
  param: 'test(()'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 6
---
test case: "successfully found the function #2"
in:
  param: 'test(,)'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 6
---
test case: "successfully found the function #3"
in:
  param: "test(',')"
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 8
---
test case: "successfully found the function #4"
in:
  param: 'test()dirt'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 5
---
test case: "function with a complex set of parameters was successfully found #1"
in:
  param: 'last(123,"grpsum[{$MYGROUP}]")'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 29
---
test case: "function with a complex set of parameters was successfully found #2"
in:
  param: 'last(123,"grpsum[\"{$MYGROUP}\",\"ckey3\",last]")'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 48
---
test case: "function with LLD function"
in:
  param: '{{#VALUE}.regsub([0-9]+, \0)}+avg("Zabbix server:trap[\"{{#VALUE}.regsub([0-9]+, \0)}\"]",600) + {{#VALUE}.regsub([0-9], \0)}'
out:
  return: 'SUCCEED'
  func_pos: 30
  par_l: 33
  par_r: 93
---
test case: "function with LLD function in macro context"
in:
  param: '{$MACRO:"{{#VALUE}.regsub([0-9]+, \0)}"}+avg("Zabbix server:trap[\"{{#VALUE}.regsub([0-9]+, \0)}\"]",600) + {{#VALUE}.regsub([0-9], \0)}'
out:
  return: 'SUCCEED'
  func_pos: 41
  par_l: 44
  par_r: 104
---
test case: "function with LLD function double escaped"
in:
  param: avg("Zabbix server:trap[\"{{#VALUE}.regsub(\\"[0-9]+\\", \0)}\"]",600)'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 3
  par_r: 69
---
test case: "Check that opening of LLD function macro is skipped if no macro"
in:
  param: '{{#avg("Zabbix server:trap[{#VALUE}]",600)'
out:
  return: 'SUCCEED'
  func_pos: 3
  par_l: 6
  par_r: 41
---
test case: "Check that emptynested LLD function macro is skipped if no macro"
in:
  param: '{{#}avg("Zabbix server:trap[{#VALUE}]",600)'
out:
  return: 'SUCCEED'
  func_pos: 4
  par_l: 7
  par_r: 42
---
test case: "Only opening of LLD macro function must fail #1"
in:
  param: '{{#'
out:
  error: 'Incorrect function expression: {{#'
  return: 'FAIL'
---
test case: "Only opening of LLD macro function must fail #2"
in:
  param: '{{'
out:
  error: 'Incorrect function expression: {{'
  return: 'FAIL'
---
test case: "Only opening of LLD macro function must fail #3"
in:
  param: '{'
out:
  error: 'Incorrect function expression: {'
  return: 'FAIL'
---
test case: "Only opening of LLD macro function must fail #4"
in:
  param: '{{#}'
out:
  error: 'Incorrect function expression: {{#}'
  return: 'FAIL'
---
test case: "Unit suffix support in calculated item formulas #1"
in:
  param: '5davg(system.cpu.intr,10m)*10m+1d/1K'
out:
  return: 'SUCCEED'
  func_pos: 2
  par_l: 5
  par_r: 25
---
test case: "Unit suffix support in calculated item formulas #2"
in:
  param: 'm+avg(system.cpu.intr,10m)+1'
out:
  error: 'Incorrect function expression: m+avg(system.cpu.intr,10m)+1'
  return: 'FAIL'
---
test case: "Valid expression without function"
in:
  param: '100+3*999'
out:
  error: 'Incorrect function expression: 100+3*999'
  return: 'FAIL'
---
test case: "successfully found simple function #1, string comparison"
in:
  param: 'test() = ""'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 5
---
test case: "successfully found simple function #2, string comparison"
in:
  param: 'test(param0,23, param2) = "a"'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 22
---
test case: "function name not found #1, string comparison"
in:
  param: 'test = "a"'
out:
  error: 'Incorrect function expression: test = "a"'
  return: 'FAIL'
---
test case: "function name not found #2, string comparison"
in:
  param: '"a" = test)('
out:
  error: 'Incorrect function expression: test)('
  return: 'FAIL'
---
test case: "function name not found #3, string comparison"
in:
  param: '()test = "\""'
out:
  error: 'Incorrect function expression: test = "\""'
  return: 'FAIL'
---
test case: "function name not found #4, string comparison"
in:
  param: '"!" = !!!'
out:
  error: 'Incorrect function expression: "!" = !!!'
  return: 'FAIL'
---
test case: "function name not found #5, string comparison"
in:
  param: '""=""
'
out:
  error: 'Incorrect function expression: ""="" '
  return: 'FAIL'
---
test case: "function name not found #6, string comparison"
in:
  param: '""'
out:
  error: 'Incorrect function expression: ""'
  return: 'FAIL'
---
test case: "function parameters not found #1, string comparison"
in:
  param: '"" = test('
out:
  error: "Incorrect function 'test' expression. Check expression part starting from: "
  return: 'FAIL'
---
test case: "function parameters not found #2, string comparison"
in:
  param: '"badger" = test(param'
out:
  error: "Incorrect function 'test' expression. Check expression part starting from: param"
  return: 'FAIL'
---
test case: "function parameters not found #3, string comparison"
in:
  param: '"badger = " = test(,param'
out:
  error: "Incorrect function 'test' expression. Check expression part starting from: param"
  return: 'FAIL'
---
test case: "function parameters not found #4, string comparison"
in:
  param: 'test(param, <> "124"'
out:
  error: "Incorrect function 'test' expression. Check expression part starting from: <> \"124\""
  return: 'FAIL'
---
test case: "function parameters not found #5, string comparison"
in:
  param: 'last(123,"grpsum[\"{$MYGROUP}\",\"ckey3\",last"]) = "\""'
out:
  error: 'Incorrect function ''last'' expression. Check expression part starting from: "grpsum[\"{$MYGROUP}\",\"ckey3\",last"'
  return: 'FAIL'
---
test case: "successfully found function that started after a space #1, string comparison"
in:
  param: '"\\" = test()'
out:
  return: 'SUCCEED'
  func_pos: 7
  par_l: 11
  par_r: 12
---
test case: "successfully found function that started after a space #2, string comparison"
in:
  param: '"\\\"" =  test(1,2,3)'
out:
  return: 'SUCCEED'
  func_pos: 10
  par_l: 14
  par_r: 20
---
test case: "successfully found function that started after a space #3, string comparison"
in:
  param: '  test(1, 2 ,3) = "\"" and test(1,2,3,4)="\\"'
out:
  return: 'SUCCEED'
  func_pos: 2
  par_l: 6
  par_r: 14
---
test case: "successfully found the function #1, string comparison"
in:
  param: 'test(() and "1"'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 6
---
test case: "successfully found the function #2, string comparison"
in:
  param: 'test(,) = 12 and "a"="a"'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 6
---
test case: "successfully found the function #3, string comparison"
in:
  param: 'test(",") and "\""<>"\"" '
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 8
---
test case: "successfully found the function #4, string comparison"
in:
  param: 'test()dirt and 12="12"'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 5
---
test case: "function with a complex set of parameters was successfully found #1, string comparison"
in:
  param: 'last(123,"grpsum[{$MYGROUP}]") = "last()"'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 29
---
test case: "function with a complex set of parameters was successfully found #2, string comparison"
in:
  param: 'last(123,"grpsum[\"{$MYGROUP}\",\"ckey3\",last]") <> "last)("'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 4
  par_r: 48
---
test case: "function with LLD function, string comparison"
in:
  param: '{{#VALUE}.regsub([0-9]+, \0)}+avg("Zabbix server:trap[\"{{#VALUE}.regsub([0-9]+, \0)}\"]",600) + {{#VALUE}.regsub([0-9], \0)} = "{#VALUE}"'
out:
  return: 'SUCCEED'
  func_pos: 30
  par_l: 33
  par_r: 93
---
test case: "function with LLD function in macro context, string comparison"
in:
  param: '{$MACRO:"{{#VALUE}.regsub([0-9]+, \0)}"}+avg("Zabbix server:trap[\"{{#VALUE}.regsub([0-9]+, \0)}\"]",600) + {{#VALUE}.regsub([0-9], \0)} <> "{#VALUE} {#VALUE}"'
out:
  return: 'SUCCEED'
  func_pos: 41
  par_l: 44
  par_r: 104
---
test case: "function with LLD function double escaped, string comparison"
in:
  param: avg("Zabbix server:trap[\"{{#VALUE}.regsub(\\"[0-9]+\\", \0)}\"]",600) + "12"="11"'
out:
  return: 'SUCCEED'
  func_pos: 0
  par_l: 3
  par_r: 69
---
test case: "Check that opening of LLD function macro is skipped if no macro, string comparison"
in:
  param: '{{#avg("Zabbix server:trap[{#VALUE}]",600) + ("12"=22)'
out:
  return: 'SUCCEED'
  func_pos: 3
  par_l: 6
  par_r: 41
---
test case: "Broken expressoin ending with \ inside quotes"
in:
  param: '"\'
out:
  return: 'FAIL'
  error: 'Incorrect function expression: "\'
...