NimYAML/test/tpresenter.nim

84 lines
4.3 KiB
Nim

import ../yaml/[ presenter, data, stream ]
import unittest
import commonTestUtils
proc inputSingle(events: varargs[Event]): BufferYamlStream =
result = newBufferYamlStream()
result.put(startStreamEvent())
result.put(startDocEvent())
for event in events: result.put(event)
result.put(endDocEvent())
result.put(endStreamEvent())
let minimalOptions = PresentationOptions(outputVersion: ovNone)
proc assertOutput(
input: YamlStream, expected: string,
options: PresentationOptions = minimalOptions) =
var output = present(input, options)
assertStringEqual expected, output
suite "Presenter":
test "Scalar with tag":
var input = inputSingle(scalarEvent("droggeljug", yTagString))
assertOutput(input, "--- !!str\ndroggeljug\n")
test "Scalar without tag":
var input = inputSingle(scalarEvent("droggeljug"))
assertOutput(input, "droggeljug\n")
test "Compact flow sequence":
var input = inputSingle(startSeqEvent(), scalarEvent("1"), scalarEvent("2"), endSeqEvent())
assertOutput(input, "[1, 2]\n")
test "Forced block sequence":
var input = inputSingle(startSeqEvent(), scalarEvent("1"), scalarEvent("2"), endSeqEvent())
assertOutput(input, "- 1\n- 2\n", PresentationOptions(outputVersion: ovNone, containers: cBlock))
test "Forced multiline flow sequence":
var input = inputSingle(startSeqEvent(), scalarEvent("1"), scalarEvent("2"), endSeqEvent())
assertOutput(input, "[\n 1,\n 2\n]\n", PresentationOptions(outputVersion: ovNone, condenseFlow: false))
test "Compact flow mapping":
var input = inputSingle(startMapEvent(), scalarEvent("1"), scalarEvent("2"), endMapEvent())
assertOutput(input, "{1: 2}\n", PresentationOptions(outputVersion: ovNone, containers: cFlow))
test "Simple block mapping":
var input = inputSingle(startMapEvent(), scalarEvent("1"), scalarEvent("2"), endMapEvent())
assertOutput(input, "1: 2\n", PresentationOptions(outputVersion: ovNone))
test "Forced multiline flow mapping":
var input = inputSingle(startMapEvent(), scalarEvent("1"), scalarEvent("2"), endMapEvent())
assertOutput(input, "{\n 1: 2\n}\n", PresentationOptions(outputVersion: ovNone, condenseFlow: false, containers: cFlow))
test "Forced JSON mapping":
var input = inputSingle(startMapEvent(), scalarEvent("1"), scalarEvent("2"), endMapEvent())
assertOutput(input, "{\n \"1\": 2\n}\n", PresentationOptions(outputVersion: ovNone, condenseFlow: false, containers: cFlow, quoting: sqJson))
test "Nested flow sequence":
var input = inputSingle(startMapEvent(), scalarEvent("a"), startSeqEvent(), scalarEvent("1"), scalarEvent("2"), endSeqEvent(), endMapEvent())
assertOutput(input, "a: [1, 2]\n")
test "Nested block sequence":
var input = inputSingle(startMapEvent(), scalarEvent("a"), startSeqEvent(), scalarEvent("1"), scalarEvent("2"), endSeqEvent(), endMapEvent())
assertOutput(input, "a:\n - 1\n - 2\n", PresentationOptions(outputVersion: ovNone, containers: cBlock))
test "Compact notation: mapping in sequence":
var input = inputSingle(startSeqEvent(), scalarEvent("a"), startMapEvent(), scalarEvent("1"), scalarEvent("2"),
scalarEvent("3"), scalarEvent("4"), endMapEvent(), endSeqEvent())
assertOutput(input, "- a\n- 1: 2\n 3: 4\n")
test "No compact notation: sequence in mapping":
var input = inputSingle(startMapEvent(), scalarEvent("a"), startSeqEvent(), scalarEvent("1"), endSeqEvent(), endMapEvent())
assertOutput(input, "a:\n - 1\n", PresentationOptions(outputVersion: ovNone, containers: cBlock))
test "Compact notation with 4 spaces indentation":
var input = inputSingle(startSeqEvent(), scalarEvent("a"), startMapEvent(), scalarEvent("1"), scalarEvent("2"),
scalarEvent("3"), scalarEvent("4"), endMapEvent(), endSeqEvent())
assertOutput(input, "- a\n- 1: 2\n 3: 4\n", PresentationOptions(outputVersion: ovNone, indentationStep: 4))
test "Compact notation with 4 spaces indentation, more complex input":
var input = inputSingle(startMapEvent(), scalarEvent("root"), startSeqEvent(), scalarEvent("a"),
startMapEvent(), scalarEvent("1"), scalarEvent("2"), scalarEvent("3"), scalarEvent("4"), endMapEvent(),
endSeqEvent(), endMapEvent())
assertOutput(input, "root:\n - a\n - 1: 2\n 3: 4\n", PresentationOptions(outputVersion: ovNone, indentationStep: 4))