NimYAML/test/constructingJson.nim

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# NimYAML - YAML implementation in Nim
# (c) Copyright 2015 Felix Krause
#
# See the file "copying.txt", included in this
# distribution, for details about the copyright.
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import "../yaml"
import unittest, json
proc wc(line, column: int, lineContent: string, message: string) =
echo "Warning (", line, ",", column, "): ", message, "\n", lineContent
proc ensureEqual(yamlIn, jsonIn: string) =
var
parser = newYamlParser(initCoreTagLibrary(), wc)
s = parser.parse(newStringStream(yamlIn))
yamlResult = constructJson(s)
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jsonResult = parseJson(jsonIn)
assert yamlResult.len == 1
assert(jsonResult == yamlResult[0])
suite "Constructing JSON":
test "Constructing JSON: Simple Sequence":
ensureEqual("- 1\n- 2\n- 3", "[1, 2, 3]")
test "Constructing JSON: Simple Map":
ensureEqual("a: b\nc: d", """{"a": "b", "c": "d"}""")
test "Constructing JSON: Complex Structure":
ensureEqual("""
%YAML 1.2
---
Foo:
- - a
- b
- c
- bla: blubb
Numbers, bools, special values:
- 1
- true
- ~
- 42.23
- no
""", """{
"Foo": [
[ "a", "b", "c"],
{ "bla": "blubb"}
],
"Numbers, bools, special values": [
1, true, null, 42.23, false
]
}""")