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path: root/tests/reject/topaque.nim
blob: ac390835b4be78ff4c4a010c53788b91d7c21aa7 (plain) (tree) 
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discard """
  file: "topaque.nim"
  line: 16
  errormsg: "undeclared field: \'buffer\'"
"""
# Test the new opaque types

import 
  mopaque
  
var
  L: TLexer
  
L.filename = "ha"
L.line = 34
L.buffer[0] = '\0' #ERROR_MSG undeclared field: 'buffer'
generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2025-02-09 01:57:55 +0000
-26 00:07:30 +0100 Implement RFC #4873 improvements to JavaScript FFI (#5213)' href='/ahoang/Nim/commit/tests/js/tjsffi.nim?h=devel&id=536015ee7b2ad11df17c5eafa80ba0fce3c80bfd'>536015ee7 ^ 
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discard """
output: '''
true
true
true
true
true
true
true
true
true
true
true
true
true
true
true
true
3
2
12
Event { name: 'click: test' }
Event { name: 'reloaded: test' }
Event { name: 'updates: test' }
true
true
true
true
true
true
true
'''
"""

import macros, jsffi, jsconsole

# Tests for JsObject
# Test JsObject []= and []
block:
  proc test(): bool =
    let obj = newJsObject()
    var working = true
    obj["a"] = 11
    obj["b"] = "test"
    obj["c"] = "test".cstring
    working = working and obj["a"].to(int) == 11
    working = working and obj["c"].to(cstring) == "test".cstring
    working
  echo test()

# Test JsObject .= and .
block:
  proc test(): bool =
    let obj = newJsObject()
    var working = true
    obj.a = 11
    obj.b = "test"
    obj.c = "test".cstring
    obj.`$!&` = 42
    obj.`while` = 99
    working = working and obj.a.to(int) == 11
    working = working and obj.b.to(string) == "test"
    working = working and obj.c.to(cstring) == "test".cstring
    working = working and obj.`$!&`.to(int) == 42
    working = working and obj.`while`.to(int) == 99
    working
  echo test()

# Test JsObject .()
block:
  proc test(): bool =
    let obj = newJsObject()
    obj.`?!$` = proc(x, y, z: int, t: cstring): cstring = t & $(x + y + z)
    obj.`?!$`(1, 2, 3, "Result is: ").to(cstring) == cstring"Result is: 6"
  echo test()

# Test JsObject []()
block:
  proc test(): bool =
    let obj = newJsObject()
    obj.a = proc(x, y, z: int, t: string): string = t & $(x + y + z)
    let call = obj["a"].to(proc(x, y, z: int, t: string): string)
    call(1, 2, 3, "Result is: ") == "Result is: 6"
  echo test()

# Test JsObject Iterators
block:
  proc testPairs(): bool =
    let obj = newJsObject()
    var working = true
    obj.a = 10
    obj.b = 20
    obj.c = 30
    for k, v in obj.pairs:
      case $k
      of "a":
        working = working and v.to(int) == 10
      of "b":
        working = working and v.to(int) == 20
      of "c":
        working = working and v.to(int) == 30
      else:
        return false
    working
  proc testItems(): bool =
    let obj = newJsObject()
    var working = true
    obj.a = 10
    obj.b = 20
    obj.c = 30
    for v in obj.items:
      working = working and v.to(int) in [10, 20, 30]
    working
  proc testKeys(): bool =
    let obj = newJsObject()
    var working = true
    obj.a = 10
    obj.b = 20
    obj.c = 30
    for v in obj.keys:
      working = working and $v in ["a", "b", "c"]
    working
  proc test(): bool = testPairs() and testItems() and testKeys()
  echo test()

# Test JsObject equality
block:
  proc test(): bool =
    {. emit: "var comparison = {a: 22, b: 'test'};" .}
    var comparison {. importc, nodecl .}: JsObject
    let obj = newJsObject()
    obj.a = 22
    obj.b = "test".cstring
    obj.a == comparison.a and obj.b == comparison.b
  echo test()

# Test JsObject literal
block:
  proc test(): bool =
    {. emit: "var comparison = {a: 22, b: 'test'};" .}
    var comparison {. importc, nodecl .}: JsObject
    let obj = JsObject{ a: 22, b: "test".cstring }
    obj.a == comparison.a and obj.b == comparison.b
  echo test()

# Tests for JsAssoc
# Test JsAssoc []= and []
block:
  proc test(): bool =
    let obj = newJsAssoc[int, int]()
    var working = true
    obj[1] = 11
    working = working and not compiles(obj["a"] = 11)
    working = working and not compiles(obj["a"])
    working = working and not compiles(obj[2] = "test")
    working = working and not compiles(obj[3] = "test".cstring)
    working = working and obj[1] == 11
    working
  echo test()

# Test JsAssoc .= and .
block:
  proc test(): bool =
    let obj = newJsAssoc[cstring, int]()
    var working = true
    obj.a = 11
    obj.`$!&` = 42
    working = working and not compiles(obj.b = "test")
    working = working and not compiles(obj.c = "test".cstring)
    working = working and obj.a == 11
    working = working and obj.`$!&` == 42
    working
  echo test()

# Test JsAssoc .()
block:
  proc test(): bool =
    let obj = newJsAssoc[cstring, proc(e: int): int]()
    obj.a = proc(e: int): int = e * e
    obj.a(10) == 100
  echo test()

# Test JsAssoc []()
block:
  proc test(): bool =
    let obj = newJsAssoc[cstring, proc(e: int): int]()
    obj.a = proc(e: int): int = e * e
    let call = obj["a"]
    call(10) == 100
  echo test()

# Test JsAssoc Iterators
block:
  proc testPairs(): bool =
    let obj = newJsAssoc[cstring, int]()
    var working = true
    obj.a = 10
    obj.b = 20
    obj.c = 30
    for k, v in obj.pairs:
      case $k
      of "a":
        working = working and v == 10
      of "b":
        working = working and v == 20
      of "c":
        working = working and v == 30
      else:
        return false
    working
  proc testItems(): bool =
    let obj = newJsAssoc[cstring, int]()
    var working = true
    obj.a = 10
    obj.b = 20
    obj.c = 30
    for v in obj.items:
      working = working and v in [10, 20, 30]
    working
  proc testKeys(): bool =
    let obj = newJsAssoc[cstring, int]()
    var working = true
    obj.a = 10
    obj.b = 20
    obj.c = 30
    for v in obj.keys:
      working = working and v in [cstring"a", cstring"b", cstring"c"]
    working
  proc test(): bool = testPairs() and testItems() and testKeys()
  echo test()

# Test JsAssoc equality
block:
  proc test(): bool =
    {. emit: "var comparison = {a: 22, b: 55};" .}
    var comparison {. importcpp, nodecl .}: JsAssoc[cstring, int]
    let obj = newJsAssoc[cstring, int]()
    obj.a = 22
    obj.b = 55
    obj.a == comparison.a and obj.b == comparison.b
  echo test()

# Test JsAssoc literal
block:
  proc test(): bool =
    {. emit: "var comparison = {a: 22, b: 55};" .}
    var comparison {. importcpp, nodecl .}: JsAssoc[cstring, int]
    let obj = JsAssoc[cstring, int]{ a: 22, b: 55 }
    var working = true
    working = working and
      compiles(JsAssoc[int, int]{ 1: 22, 2: 55 })
    working = working and
      comparison.a == obj.a and comparison.b == obj.b
    working = working and
      not compiles(JsAssoc[cstring, int]{ a: "test" })
    working
  echo test()

# Tests for macros on non-JsRoot objects
# Test lit
block:
  type TestObject = object
    a: int
    b: cstring
  proc test(): bool =
    {. emit: "var comparison = {a: 1};" .}
    var comparison {. importc, nodecl .}: TestObject
    let obj = TestObject{ a: 1 }
    obj == comparison
  echo test()

# Test bindMethod
block:
  type TestObject = object
    a: int
    onWhatever: proc(e: int): int
  proc handleWhatever(this: TestObject, e: int): int =
    e + this.a
  proc test(): bool =
    let obj = TestObject(a: 9, onWhatever: bindMethod(handleWhatever))
    obj.onWhatever(1) == 10
  echo test()

block:
  {.emit: "function jsProc(n) { return n; }" .}
  proc jsProc(x: int32): JsObject {.importc: "jsProc".}

  proc test() =
    var x = jsProc(1)
    var y = jsProc(2)
    console.log x + y
    console.log ++x

    x += jsProc(10)
    console.log x

  test()

import macros

block:
  {.emit:
  """
  function Event(name) { this.name = name; }
  function on(eventName, eventHandler) { eventHandler(new Event(eventName + ": test")); }
  var jslib = { "on": on, "subscribe": on };
  """
  .}

  type Event = object
    name: cstring

  proc on(event: cstring, handler: proc) {.importc: "on".}
  var jslib {.importc: "jslib", nodecl.}: JsObject

  on("click") do (e: Event):
    console.log e

  jslib.on("reloaded") do:
    console.log jsarguments[0]

  # this test case is different from the above, because
  # `subscribe` is not overloaded in the current scope
  jslib.subscribe("updates"):
    console.log jsarguments[0]

block:

  echo jsUndefined == jsNull
  echo jsUndefined == nil
  echo jsNull == nil
  echo jsUndefined.isNil
  echo jsNull.isNil
  echo jsNull.isNull
  echo jsUndefined.isUndefined
generated by cgit-pink 1.4.1-2-gfad0 (git 2.36.2.497.gbbea4dcf42) at 2025-02-09 01:57:53 +0000