mirror of https://github.com/status-im/NimYAML.git
95 lines
4.0 KiB
Nim
95 lines
4.0 KiB
Nim
# NimYAML - YAML implementation in Nim
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# (c) Copyright 2015 Felix Krause
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#
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# See the file "copying.txt", included in this
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# distribution, for details about the copyright.
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import "../yaml"
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import unittest, commonTestUtils, streams, tables
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suite "DOM":
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test "Composing simple Scalar":
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let
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input = newStringStream("scalar")
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result = loadDOM(input)
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assert result.root.kind == yScalar
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assert result.root.content == "scalar"
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assert result.root.tag == "?"
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test "Serializing simple Scalar":
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let input = initYamlDoc(newYamlNode("scalar"))
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var result = serialize(input, initExtendedTagLibrary())
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ensure(result, startDocEvent(), scalarEvent("scalar"), endDocEvent())
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test "Composing sequence":
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let
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input = newStringStream("- !!str a\n- !!bool no")
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result = loadDOM(input)
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assert result.root.kind == ySequence
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assert result.root.tag == "?"
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assert result.root.len == 2
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assert result.root[0].kind == yScalar
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assert result.root[0].tag == "tag:yaml.org,2002:str"
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assert result.root[0].content == "a"
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assert result.root[1].kind == yScalar
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assert result.root[1].tag == "tag:yaml.org,2002:bool"
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assert result.root[1].content == "no"
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test "Serializing sequence":
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let input = initYamlDoc(newYamlNode([
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newYamlNode("a", "tag:yaml.org,2002:str"),
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newYamlNode("no", "tag:yaml.org,2002:bool")]))
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var result = serialize(input, initExtendedTagLibrary())
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ensure(result, startDocEvent(), startSeqEvent(),
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scalarEvent("a", yTagString), scalarEvent("no", yTagBoolean),
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endSeqEvent(), endDocEvent())
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test "Composing mapping":
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let
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input = newStringStream("--- !!map\n!foo bar: [a, b]")
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result = loadDOM(input)
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assert result.root.kind == yMapping
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assert result.root.tag == "tag:yaml.org,2002:map"
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assert result.root.fields.len == 1
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for key, value in result.root.fields.pairs:
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assert key.kind == yScalar
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assert key.tag == "!foo"
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assert key.content == "bar"
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assert value.kind == ySequence
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assert value.len == 2
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test "Serializing mapping":
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let input = initYamlDoc(newYamlNode([
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(key: newYamlNode("bar"), value: newYamlNode([newYamlNode("a"),
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newYamlNode("b")]))]))
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var result = serialize(input, initExtendedTagLibrary())
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ensure(result, startDocEvent(), startMapEvent(), scalarEvent("bar"),
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startSeqEvent(), scalarEvent("a"), scalarEvent("b"),
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endSeqEvent(), endMapEvent(), endDocEvent())
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test "Composing with anchors":
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let
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input = newStringStream("- &a foo\n- &b bar\n- *a\n- *b")
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result = loadDOM(input)
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assert result.root.kind == ySequence
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assert result.root.len == 4
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assert result.root[0].kind == yScalar
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assert result.root[0].content == "foo"
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assert result.root[1].kind == yScalar
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assert result.root[1].content == "bar"
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assert cast[pointer](result.root[0]) == cast[pointer](result.root[2])
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assert cast[pointer](result.root[1]) == cast[pointer](result.root[3])
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test "Serializing with anchors":
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let
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a = newYamlNode("a")
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b = newYamlNode("b")
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input = initYamlDoc(newYamlNode([a, b, newYamlNode("c"), a, b]))
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var result = serialize(input, initExtendedTagLibrary())
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ensure(result, startDocEvent(), startSeqEvent(),
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scalarEvent("a", anchor="a".Anchor),
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scalarEvent("b", anchor="b".Anchor), scalarEvent("c"),
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aliasEvent("a".Anchor), aliasEvent("b".Anchor), endSeqEvent(),
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endDocEvent())
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test "Serializing with all anchors":
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let
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a = newYamlNode("a")
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input = initYamlDoc(newYamlNode([a, newYamlNode("b"), a]))
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var result = serialize(input, initExtendedTagLibrary(), asAlways)
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ensure(result, startDocEvent(), startSeqEvent(anchor="a".Anchor),
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scalarEvent("a", anchor = "b".Anchor),
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scalarEvent("b", anchor="c".Anchor), aliasEvent("b".Anchor),
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endSeqEvent(), endDocEvent()) |