#include <iostream>

#include "teststruct.h"
#include "yaml-cpp/eventhandler.h"
#include "yaml-cpp/yaml.h"  // IWYU pragma: keep

namespace YAML {
class Exception;
struct Mark;
}  // namespace YAML

namespace Test {
namespace Emitter {
////////////////////////////////////////////////////////////////////////////////////////////////////////
// correct emitting

void SimpleScalar(YAML::Emitter& out, std::string& desiredOutput) {
  out << "Hello, World!";
  desiredOutput = "Hello, World!";
}

void SimpleSeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << "eggs";
  out << "bread";
  out << "milk";
  out << YAML::EndSeq;

  desiredOutput = "- eggs\n- bread\n- milk";
}

void SimpleFlowSeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow;
  out << YAML::BeginSeq;
  out << "Larry";
  out << "Curly";
  out << "Moe";
  out << YAML::EndSeq;

  desiredOutput = "[Larry, Curly, Moe]";
}

void EmptyFlowSeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow;
  out << YAML::BeginSeq;
  out << YAML::EndSeq;

  desiredOutput = "[]";
}

void NestedBlockSeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << "item 1";
  out << YAML::BeginSeq << "subitem 1"
      << "subitem 2" << YAML::EndSeq;
  out << YAML::EndSeq;

  desiredOutput = "- item 1\n-\n  - subitem 1\n  - subitem 2";
}

void NestedFlowSeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << "one";
  out << YAML::Flow << YAML::BeginSeq << "two"
      << "three" << YAML::EndSeq;
  out << YAML::EndSeq;

  desiredOutput = "- one\n- [two, three]";
}

void SimpleMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "name";
  out << YAML::Value << "Ryan Braun";
  out << YAML::Key << "position";
  out << YAML::Value << "3B";
  out << YAML::EndMap;

  desiredOutput = "name: Ryan Braun\nposition: 3B";
}

void SimpleFlowMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow;
  out << YAML::BeginMap;
  out << YAML::Key << "shape";
  out << YAML::Value << "square";
  out << YAML::Key << "color";
  out << YAML::Value << "blue";
  out << YAML::EndMap;

  desiredOutput = "{shape: square, color: blue}";
}

void MapAndList(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "name";
  out << YAML::Value << "Barack Obama";
  out << YAML::Key << "children";
  out << YAML::Value << YAML::BeginSeq << "Sasha"
      << "Malia" << YAML::EndSeq;
  out << YAML::EndMap;

  desiredOutput = "name: Barack Obama\nchildren:\n  - Sasha\n  - Malia";
}

void ListAndMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << "item 1";
  out << YAML::BeginMap;
  out << YAML::Key << "pens" << YAML::Value << 8;
  out << YAML::Key << "pencils" << YAML::Value << 14;
  out << YAML::EndMap;
  out << "item 2";
  out << YAML::EndSeq;

  desiredOutput = "- item 1\n- pens: 8\n  pencils: 14\n- item 2";
}

void NestedBlockMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "name";
  out << YAML::Value << "Fred";
  out << YAML::Key << "grades";
  out << YAML::Value;
  out << YAML::BeginMap;
  out << YAML::Key << "algebra" << YAML::Value << "A";
  out << YAML::Key << "physics" << YAML::Value << "C+";
  out << YAML::Key << "literature" << YAML::Value << "B";
  out << YAML::EndMap;
  out << YAML::EndMap;

  desiredOutput =
      "name: Fred\ngrades:\n  algebra: A\n  physics: C+\n  literature: B";
}

void NestedFlowMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow;
  out << YAML::BeginMap;
  out << YAML::Key << "name";
  out << YAML::Value << "Fred";
  out << YAML::Key << "grades";
  out << YAML::Value;
  out << YAML::BeginMap;
  out << YAML::Key << "algebra" << YAML::Value << "A";
  out << YAML::Key << "physics" << YAML::Value << "C+";
  out << YAML::Key << "literature" << YAML::Value << "B";
  out << YAML::EndMap;
  out << YAML::EndMap;

  desiredOutput =
      "{name: Fred, grades: {algebra: A, physics: C+, literature: B}}";
}

void MapListMix(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "name";
  out << YAML::Value << "Bob";
  out << YAML::Key << "position";
  out << YAML::Value;
  out << YAML::Flow << YAML::BeginSeq << 2 << 4 << YAML::EndSeq;
  out << YAML::Key << "invincible" << YAML::Value << YAML::OnOffBool << false;
  out << YAML::EndMap;

  desiredOutput = "name: Bob\nposition: [2, 4]\ninvincible: off";
}

void SimpleLongKey(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::LongKey;
  out << YAML::BeginMap;
  out << YAML::Key << "height";
  out << YAML::Value << "5'9\"";
  out << YAML::Key << "weight";
  out << YAML::Value << 145;
  out << YAML::EndMap;

  desiredOutput = "? height\n: 5'9\"\n? weight\n: 145";
}

void SingleLongKey(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "age";
  out << YAML::Value << "24";
  out << YAML::LongKey << YAML::Key << "height";
  out << YAML::Value << "5'9\"";
  out << YAML::Key << "weight";
  out << YAML::Value << 145;
  out << YAML::EndMap;

  desiredOutput = "age: 24\n? height\n: 5'9\"\nweight: 145";
}

void ComplexLongKey(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::LongKey;
  out << YAML::BeginMap;
  out << YAML::Key << YAML::BeginSeq << 1 << 3 << YAML::EndSeq;
  out << YAML::Value << "monster";
  out << YAML::Key << YAML::Flow << YAML::BeginSeq << 2 << 0 << YAML::EndSeq;
  out << YAML::Value << "demon";
  out << YAML::EndMap;

  desiredOutput = "? - 1\n  - 3\n: monster\n? [2, 0]\n: demon";
}

void AutoLongKey(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << YAML::BeginSeq << 1 << 3 << YAML::EndSeq;
  out << YAML::Value << "monster";
  out << YAML::Key << YAML::Flow << YAML::BeginSeq << 2 << 0 << YAML::EndSeq;
  out << YAML::Value << "demon";
  out << YAML::Key << "the origin";
  out << YAML::Value << "angel";
  out << YAML::EndMap;

  desiredOutput = "? - 1\n  - 3\n: monster\n[2, 0]: demon\nthe origin: angel";
}

void ScalarFormat(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << "simple scalar";
  out << YAML::SingleQuoted << "explicit single-quoted scalar";
  out << YAML::DoubleQuoted << "explicit double-quoted scalar";
  out << "auto-detected\ndouble-quoted scalar";
  out << "a non-\"auto-detected\" double-quoted scalar";
  out << YAML::Literal << "literal scalar\nthat may span\nmany, many\nlines "
                          "and have \"whatever\" crazy\tsymbols that we like";
  out << YAML::EndSeq;

  desiredOutput =
      "- simple scalar\n- 'explicit single-quoted scalar'\n- \"explicit "
      "double-quoted scalar\"\n- \"auto-detected\\ndouble-quoted scalar\"\n- a "
      "non-\"auto-detected\" double-quoted scalar\n- |\n  literal scalar\n  "
      "that may span\n  many, many\n  lines and have \"whatever\" "
      "crazy\tsymbols that we like";
}

void AutoLongKeyScalar(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << YAML::Literal << "multi-line\nscalar";
  out << YAML::Value << "and its value";
  out << YAML::EndMap;

  desiredOutput = "? |\n  multi-line\n  scalar\n: and its value";
}

void LongKeyFlowMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow;
  out << YAML::BeginMap;
  out << YAML::Key << "simple key";
  out << YAML::Value << "and value";
  out << YAML::LongKey << YAML::Key << "long key";
  out << YAML::Value << "and its value";
  out << YAML::EndMap;

  desiredOutput = "{simple key: and value, ? long key: and its value}";
}

void BlockMapAsKey(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key;
  out << YAML::BeginMap;
  out << YAML::Key << "key" << YAML::Value << "value";
  out << YAML::Key << "next key" << YAML::Value << "next value";
  out << YAML::EndMap;
  out << YAML::Value;
  out << "total value";
  out << YAML::EndMap;

  desiredOutput = "? key: value\n  next key: next value\n: total value";
}

void AliasAndAnchor(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::Anchor("fred");
  out << YAML::BeginMap;
  out << YAML::Key << "name" << YAML::Value << "Fred";
  out << YAML::Key << "age" << YAML::Value << 42;
  out << YAML::EndMap;
  out << YAML::Alias("fred");
  out << YAML::EndSeq;

  desiredOutput = "- &fred\n  name: Fred\n  age: 42\n- *fred";
}

void AliasAndAnchorWithNull(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::Anchor("fred") << YAML::Null;
  out << YAML::Alias("fred");
  out << YAML::EndSeq;

  desiredOutput = "- &fred ~\n- *fred";
}

void AliasAndAnchorInFlow(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginSeq;
  out << YAML::Anchor("fred");
  out << YAML::BeginMap;
  out << YAML::Key << "name" << YAML::Value << "Fred";
  out << YAML::Key << "age" << YAML::Value << 42;
  out << YAML::EndMap;
  out << YAML::Alias("fred");
  out << YAML::EndSeq;

  desiredOutput = "[&fred {name: Fred, age: 42}, *fred]";
}

void SimpleVerbatimTag(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::VerbatimTag("!foo") << "bar";

  desiredOutput = "!<!foo> bar";
}

void VerbatimTagInBlockSeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::VerbatimTag("!foo") << "bar";
  out << "baz";
  out << YAML::EndSeq;

  desiredOutput = "- !<!foo> bar\n- baz";
}

void VerbatimTagInFlowSeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginSeq;
  out << YAML::VerbatimTag("!foo") << "bar";
  out << "baz";
  out << YAML::EndSeq;

  desiredOutput = "[!<!foo> bar, baz]";
}

void VerbatimTagInFlowSeqWithNull(YAML::Emitter& out,
                                  std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginSeq;
  out << YAML::VerbatimTag("!foo") << YAML::Null;
  out << "baz";
  out << YAML::EndSeq;

  desiredOutput = "[!<!foo> ~, baz]";
}

void VerbatimTagInBlockMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << YAML::VerbatimTag("!foo") << "bar";
  out << YAML::Value << YAML::VerbatimTag("!waz") << "baz";
  out << YAML::EndMap;

  desiredOutput = "!<!foo> bar: !<!waz> baz";
}

void VerbatimTagInFlowMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginMap;
  out << YAML::Key << YAML::VerbatimTag("!foo") << "bar";
  out << YAML::Value << "baz";
  out << YAML::EndMap;

  desiredOutput = "{!<!foo> bar: baz}";
}

void VerbatimTagInFlowMapWithNull(YAML::Emitter& out,
                                  std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginMap;
  out << YAML::Key << YAML::VerbatimTag("!foo") << YAML::Null;
  out << YAML::Value << "baz";
  out << YAML::EndMap;

  desiredOutput = "{!<!foo> ~: baz}";
}

void VerbatimTagWithEmptySeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::VerbatimTag("!foo") << YAML::BeginSeq << YAML::EndSeq;

  desiredOutput = "!<!foo>\n[]";
}

void VerbatimTagWithEmptyMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::VerbatimTag("!bar") << YAML::BeginMap << YAML::EndMap;

  desiredOutput = "!<!bar>\n{}";
}

void VerbatimTagWithEmptySeqAndMap(YAML::Emitter& out,
                                   std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::VerbatimTag("!foo") << YAML::BeginSeq << YAML::EndSeq;
  out << YAML::VerbatimTag("!bar") << YAML::BeginMap << YAML::EndMap;
  out << YAML::EndSeq;

  desiredOutput = "- !<!foo>\n  []\n- !<!bar>\n  {}";
}

void ByKindTagWithScalar(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::DoubleQuoted << "12";
  out << "12";
  out << YAML::TagByKind << "12";
  out << YAML::EndSeq;

  desiredOutput = "- \"12\"\n- 12\n- ! 12";
}

void LocalTagWithScalar(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::LocalTag("foo") << "bar";

  desiredOutput = "!foo bar";
}

void BadLocalTag(YAML::Emitter& out, std::string& desiredError) {
  out << YAML::LocalTag("e!far") << "bar";

  desiredError = "invalid tag";
}

void ComplexDoc(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "receipt";
  out << YAML::Value << "Oz-Ware Purchase Invoice";
  out << YAML::Key << "date";
  out << YAML::Value << "2007-08-06";
  out << YAML::Key << "customer";
  out << YAML::Value;
  out << YAML::BeginMap;
  out << YAML::Key << "given";
  out << YAML::Value << "Dorothy";
  out << YAML::Key << "family";
  out << YAML::Value << "Gale";
  out << YAML::EndMap;
  out << YAML::Key << "items";
  out << YAML::Value;
  out << YAML::BeginSeq;
  out << YAML::BeginMap;
  out << YAML::Key << "part_no";
  out << YAML::Value << "A4786";
  out << YAML::Key << "descrip";
  out << YAML::Value << "Water Bucket (Filled)";
  out << YAML::Key << "price";
  out << YAML::Value << 1.47;
  out << YAML::Key << "quantity";
  out << YAML::Value << 4;
  out << YAML::EndMap;
  out << YAML::BeginMap;
  out << YAML::Key << "part_no";
  out << YAML::Value << "E1628";
  out << YAML::Key << "descrip";
  out << YAML::Value << "High Heeled \"Ruby\" Slippers";
  out << YAML::Key << "price";
  out << YAML::Value << 100.27;
  out << YAML::Key << "quantity";
  out << YAML::Value << 1;
  out << YAML::EndMap;
  out << YAML::EndSeq;
  out << YAML::Key << "bill-to";
  out << YAML::Value << YAML::Anchor("id001");
  out << YAML::BeginMap;
  out << YAML::Key << "street";
  out << YAML::Value << YAML::Literal << "123 Tornado Alley\nSuite 16";
  out << YAML::Key << "city";
  out << YAML::Value << "East Westville";
  out << YAML::Key << "state";
  out << YAML::Value << "KS";
  out << YAML::EndMap;
  out << YAML::Key << "ship-to";
  out << YAML::Value << YAML::Alias("id001");
  out << YAML::EndMap;

  desiredOutput =
      "receipt: Oz-Ware Purchase Invoice\ndate: 2007-08-06\ncustomer:\n  "
      "given: Dorothy\n  family: Gale\nitems:\n  - part_no: A4786\n    "
      "descrip: Water Bucket (Filled)\n    price: 1.47\n    quantity: 4\n  - "
      "part_no: E1628\n    descrip: High Heeled \"Ruby\" Slippers\n    price: "
      "100.27\n    quantity: 1\nbill-to: &id001\n  street: |\n    123 Tornado "
      "Alley\n    Suite 16\n  city: East Westville\n  state: KS\nship-to: "
      "*id001";
}

void STLContainers(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  std::vector<int> primes;
  primes.push_back(2);
  primes.push_back(3);
  primes.push_back(5);
  primes.push_back(7);
  primes.push_back(11);
  primes.push_back(13);
  out << YAML::Flow << primes;
  std::map<std::string, int> ages;
  ages["Daniel"] = 26;
  ages["Jesse"] = 24;
  out << ages;
  out << YAML::EndSeq;

  desiredOutput = "- [2, 3, 5, 7, 11, 13]\n- Daniel: 26\n  Jesse: 24";
}

void SimpleComment(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "method";
  out << YAML::Value << "least squares"
      << YAML::Comment("should we change this method?");
  out << YAML::EndMap;

  desiredOutput = "method: least squares  # should we change this method?";
}

void MultiLineComment(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << "item 1" << YAML::Comment(
                         "really really long\ncomment that couldn't "
                         "possibly\nfit on one line");
  out << "item 2";
  out << YAML::EndSeq;

  desiredOutput =
      "- item 1  # really really long\n          # comment that couldn't "
      "possibly\n          # fit on one line\n- item 2";
}

void ComplexComments(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::LongKey << YAML::Key << "long key" << YAML::Comment("long key");
  out << YAML::Value << "value";
  out << YAML::EndMap;

  desiredOutput = "? long key  # long key\n: value";
}

void InitialComment(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Comment("A comment describing the purpose of the file.");
  out << YAML::BeginMap << YAML::Key << "key" << YAML::Value << "value"
      << YAML::EndMap;

  desiredOutput = "# A comment describing the purpose of the file.\nkey: value";
}

void InitialCommentWithDocIndicator(YAML::Emitter& out,
                                    std::string& desiredOutput) {
  out << YAML::BeginDoc
      << YAML::Comment("A comment describing the purpose of the file.");
  out << YAML::BeginMap << YAML::Key << "key" << YAML::Value << "value"
      << YAML::EndMap;

  desiredOutput =
      "---\n# A comment describing the purpose of the file.\nkey: value";
}

void CommentInFlowSeq(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginSeq << "foo" << YAML::Comment("foo!") << "bar"
      << YAML::EndSeq;

  desiredOutput = "[foo,  # foo!\nbar]";
}

void CommentInFlowMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginMap;
  out << YAML::Key << "foo" << YAML::Value << "foo value";
  out << YAML::Key << "bar" << YAML::Value << "bar value"
      << YAML::Comment("bar!");
  out << YAML::Key << "baz" << YAML::Value << "baz value"
      << YAML::Comment("baz!");
  out << YAML::EndMap;

  desiredOutput =
      "{foo: foo value, bar: bar value,  # bar!\nbaz: baz value,  # baz!\n}";
}

void Indentation(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Indent(4);
  out << YAML::BeginSeq;
  out << YAML::BeginMap;
  out << YAML::Key << "key 1" << YAML::Value << "value 1";
  out << YAML::Key << "key 2" << YAML::Value << YAML::BeginSeq << "a"
      << "b"
      << "c" << YAML::EndSeq;
  out << YAML::EndMap;
  out << YAML::EndSeq;

  desiredOutput =
      "-   key 1: value 1\n    key 2:\n        -   a\n        -   b\n        - "
      "  c";
}

void SimpleGlobalSettings(YAML::Emitter& out, std::string& desiredOutput) {
  out.SetIndent(4);
  out.SetMapFormat(YAML::LongKey);

  out << YAML::BeginSeq;
  out << YAML::BeginMap;
  out << YAML::Key << "key 1" << YAML::Value << "value 1";
  out << YAML::Key << "key 2" << YAML::Value << YAML::Flow << YAML::BeginSeq
      << "a"
      << "b"
      << "c" << YAML::EndSeq;
  out << YAML::EndMap;
  out << YAML::EndSeq;

  desiredOutput = "-   ? key 1\n    : value 1\n    ? key 2\n    : [a, b, c]";
}

void ComplexGlobalSettings(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::Block;
  out << YAML::BeginMap;
  out << YAML::Key << "key 1" << YAML::Value << "value 1";
  out << YAML::Key << "key 2" << YAML::Value;
  out.SetSeqFormat(YAML::Flow);
  out << YAML::BeginSeq << "a"
      << "b"
      << "c" << YAML::EndSeq;
  out << YAML::EndMap;
  out << YAML::BeginMap;
  out << YAML::Key << YAML::BeginSeq << 1 << 2 << YAML::EndSeq;
  out << YAML::Value << YAML::BeginMap << YAML::Key << "a" << YAML::Value << "b"
      << YAML::EndMap;
  out << YAML::EndMap;
  out << YAML::EndSeq;

  desiredOutput = "- key 1: value 1\n  key 2: [a, b, c]\n- [1, 2]:\n    a: b";
}

void Null(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::Null;
  out << YAML::BeginMap;
  out << YAML::Key << "null value" << YAML::Value << YAML::Null;
  out << YAML::Key << YAML::Null << YAML::Value << "null key";
  out << YAML::EndMap;
  out << YAML::EndSeq;

  desiredOutput = "- ~\n- null value: ~\n  ~: null key";
}

void EscapedUnicode(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::EscapeNonAscii << "\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2";

  desiredOutput = "\"$ \\xa2 \\u20ac \\U00024b62\"";
}

void Unicode(YAML::Emitter& out, std::string& desiredOutput) {
  out << "\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2";
  desiredOutput = "\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2";
}

void DoubleQuotedUnicode(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::DoubleQuoted << "\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2";
  desiredOutput = "\"\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2\"";
}

struct Foo {
  Foo() : x(0) {}
  Foo(int x_, const std::string& bar_) : x(x_), bar(bar_) {}

  int x;
  std::string bar;
};

YAML::Emitter& operator<<(YAML::Emitter& out, const Foo& foo) {
  out << YAML::BeginMap;
  out << YAML::Key << "x" << YAML::Value << foo.x;
  out << YAML::Key << "bar" << YAML::Value << foo.bar;
  out << YAML::EndMap;
  return out;
}

void UserType(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << Foo(5, "hello");
  out << Foo(3, "goodbye");
  out << YAML::EndSeq;

  desiredOutput = "- x: 5\n  bar: hello\n- x: 3\n  bar: goodbye";
}

void UserTypeInContainer(YAML::Emitter& out, std::string& desiredOutput) {
  std::vector<Foo> fv;
  fv.push_back(Foo(5, "hello"));
  fv.push_back(Foo(3, "goodbye"));
  out << fv;

  desiredOutput = "- x: 5\n  bar: hello\n- x: 3\n  bar: goodbye";
}

template <typename T>
YAML::Emitter& operator<<(YAML::Emitter& out, const T* v) {
  if (v)
    out << *v;
  else
    out << YAML::Null;
  return out;
}

void PointerToInt(YAML::Emitter& out, std::string& desiredOutput) {
  int foo = 5;
  int* bar = &foo;
  int* baz = 0;
  out << YAML::BeginSeq;
  out << bar << baz;
  out << YAML::EndSeq;

  desiredOutput = "- 5\n- ~";
}

void PointerToUserType(YAML::Emitter& out, std::string& desiredOutput) {
  Foo foo(5, "hello");
  Foo* bar = &foo;
  Foo* baz = 0;
  out << YAML::BeginSeq;
  out << bar << baz;
  out << YAML::EndSeq;

  desiredOutput = "- x: 5\n  bar: hello\n- ~";
}

void NewlineAtEnd(YAML::Emitter& out, std::string& desiredOutput) {
  out << "Hello" << YAML::Newline << YAML::Newline;
  desiredOutput = "Hello\n\n";
}

void NewlineInBlockSequence(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << "a" << YAML::Newline << "b"
      << "c" << YAML::Newline << "d";
  out << YAML::EndSeq;
  desiredOutput = "- a\n\n- b\n- c\n\n- d";
}

void NewlineInFlowSequence(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginSeq;
  out << "a" << YAML::Newline << "b"
      << "c" << YAML::Newline << "d";
  out << YAML::EndSeq;
  desiredOutput = "[a,\nb, c,\nd]";
}

void NewlineInBlockMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "a" << YAML::Value << "foo" << YAML::Newline;
  out << YAML::Key << "b" << YAML::Newline << YAML::Value << "bar";
  out << YAML::LongKey << YAML::Key << "c" << YAML::Newline << YAML::Value
      << "car";
  out << YAML::EndMap;
  desiredOutput = "a: foo\nb:\n  bar\n? c\n\n: car";
}

void NewlineInFlowMap(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginMap;
  out << YAML::Key << "a" << YAML::Value << "foo" << YAML::Newline;
  out << YAML::Key << "b" << YAML::Value << "bar";
  out << YAML::EndMap;
  desiredOutput = "{a: foo,\nb: bar}";
}

void LotsOfNewlines(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << "a" << YAML::Newline;
  out << YAML::BeginSeq;
  out << "b"
      << "c" << YAML::Newline;
  out << YAML::EndSeq;
  out << YAML::Newline;
  out << YAML::BeginMap;
  out << YAML::Newline << YAML::Key << "d" << YAML::Value << YAML::Newline
      << "e";
  out << YAML::LongKey << YAML::Key << "f" << YAML::Newline << YAML::Value
      << "foo";
  out << YAML::EndMap;
  out << YAML::EndSeq;
  desiredOutput =
      "- a\n\n-\n  - b\n  - c\n\n\n-\n  d:\n    e\n  ? f\n\n  : foo";
}

void Binary(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Binary(reinterpret_cast<const unsigned char*>("Hello, World!"),
                      13);
  desiredOutput = "!!binary \"SGVsbG8sIFdvcmxkIQ==\"";
}

void LongBinary(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Binary(
             reinterpret_cast<const unsigned char*>(
                 "Man is distinguished, not only by his reason, but by this "
                 "singular passion from other animals, which is a lust of the "
                 "mind, that by a perseverance of delight in the continued and "
                 "indefatigable generation of knowledge, exceeds the short "
                 "vehemence of any carnal pleasure.\n"),
             270);
  desiredOutput =
      "!!binary "
      "\"TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbmx5IGJ5IGhpcyByZWFzb24sIGJ1dCBieS"
      "B0aGlzIHNpbmd1bGFyIHBhc3Npb24gZnJvbSBvdGhlciBhbmltYWxzLCB3aGljaCBpcyBhIG"
      "x1c3Qgb2YgdGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcmFuY2Ugb2YgZGVsaWdodCBpbi"
      "B0aGUgY29udGludWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYXRpb24gb2Yga25vd2xlZG"
      "dlLCBleGNlZWRzIHRoZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm5hbCBwbGVhc3VyZS"
      "4K\"";
}

void EmptyBinary(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Binary(reinterpret_cast<const unsigned char*>(""), 0);
  desiredOutput = "!!binary \"\"";
}

void ColonAtEndOfScalar(YAML::Emitter& out, std::string& desiredOutput) {
  out << "a:";
  desiredOutput = "\"a:\"";
}

void ColonAsScalar(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "apple" << YAML::Value << ":";
  out << YAML::Key << "banana" << YAML::Value << ":";
  out << YAML::EndMap;
  desiredOutput = "apple: \":\"\nbanana: \":\"";
}

void ColonAtEndOfScalarInFlow(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginMap << YAML::Key << "C:" << YAML::Value
      << "C:" << YAML::EndMap;
  desiredOutput = "{\"C:\": \"C:\"}";
}

void BoolFormatting(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::TrueFalseBool << YAML::UpperCase << true;
  out << YAML::TrueFalseBool << YAML::CamelCase << true;
  out << YAML::TrueFalseBool << YAML::LowerCase << true;
  out << YAML::TrueFalseBool << YAML::UpperCase << false;
  out << YAML::TrueFalseBool << YAML::CamelCase << false;
  out << YAML::TrueFalseBool << YAML::LowerCase << false;
  out << YAML::YesNoBool << YAML::UpperCase << true;
  out << YAML::YesNoBool << YAML::CamelCase << true;
  out << YAML::YesNoBool << YAML::LowerCase << true;
  out << YAML::YesNoBool << YAML::UpperCase << false;
  out << YAML::YesNoBool << YAML::CamelCase << false;
  out << YAML::YesNoBool << YAML::LowerCase << false;
  out << YAML::OnOffBool << YAML::UpperCase << true;
  out << YAML::OnOffBool << YAML::CamelCase << true;
  out << YAML::OnOffBool << YAML::LowerCase << true;
  out << YAML::OnOffBool << YAML::UpperCase << false;
  out << YAML::OnOffBool << YAML::CamelCase << false;
  out << YAML::OnOffBool << YAML::LowerCase << false;
  out << YAML::ShortBool << YAML::UpperCase << true;
  out << YAML::ShortBool << YAML::CamelCase << true;
  out << YAML::ShortBool << YAML::LowerCase << true;
  out << YAML::ShortBool << YAML::UpperCase << false;
  out << YAML::ShortBool << YAML::CamelCase << false;
  out << YAML::ShortBool << YAML::LowerCase << false;
  out << YAML::EndSeq;
  desiredOutput =
      "- TRUE\n- True\n- true\n- FALSE\n- False\n- false\n"
      "- YES\n- Yes\n- yes\n- NO\n- No\n- no\n"
      "- ON\n- On\n- on\n- OFF\n- Off\n- off\n"
      "- Y\n- Y\n- y\n- N\n- N\n- n";
}

void DocStartAndEnd(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginDoc;
  out << YAML::BeginSeq << 1 << 2 << 3 << YAML::EndSeq;
  out << YAML::BeginDoc;
  out << "Hi there!";
  out << YAML::EndDoc;
  out << YAML::EndDoc;
  out << YAML::EndDoc;
  out << YAML::BeginDoc;
  out << YAML::VerbatimTag("foo") << "bar";
  desiredOutput =
      "---\n- 1\n- 2\n- 3\n---\nHi there!\n...\n...\n...\n---\n!<foo> bar";
}

void ImplicitDocStart(YAML::Emitter& out, std::string& desiredOutput) {
  out << "Hi";
  out << "Bye";
  out << "Oops";
  desiredOutput = "Hi\n---\nBye\n---\nOops";
}

void EmptyString(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "key" << YAML::Value << "";
  out << YAML::EndMap;
  desiredOutput = "key: \"\"";
}

void SingleChar(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << 'a';
  out << ':';
  out << (char)0x10;
  out << '\n';
  out << ' ';
  out << '\t';
  out << YAML::EndSeq;
  desiredOutput = "- a\n- \":\"\n- \"\\x10\"\n- \"\\n\"\n- \" \"\n- \"\\t\"";
}

void DefaultPrecision(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << 1.234f;
  out << 3.14159265358979;
  out << YAML::EndSeq;
  desiredOutput = "- 1.234\n- 3.14159265358979";
}

void SetPrecision(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginSeq;
  out << YAML::FloatPrecision(3) << 1.234f;
  out << YAML::DoublePrecision(6) << 3.14159265358979;
  out << YAML::EndSeq;
  desiredOutput = "- 1.23\n- 3.14159";
}

void DashInBlockContext(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::BeginMap;
  out << YAML::Key << "key" << YAML::Value << "-";
  out << YAML::EndMap;
  desiredOutput = "key: \"-\"";
}

void HexAndOct(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Flow << YAML::BeginSeq;
  out << 31;
  out << YAML::Hex << 31;
  out << YAML::Oct << 31;
  out << YAML::EndSeq;
  desiredOutput = "[31, 0x1f, 037]";
}

void CompactMapWithNewline(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::Comment("Characteristics");
  out << YAML::BeginSeq;
  out << YAML::BeginMap;
  out << YAML::Key << "color" << YAML::Value << "blue";
  out << YAML::Key << "height" << YAML::Value << 120;
  out << YAML::EndMap;
  out << YAML::Newline << YAML::Newline;
  out << YAML::Comment("Skills");
  out << YAML::BeginMap;
  out << YAML::Key << "attack" << YAML::Value << 23;
  out << YAML::Key << "intelligence" << YAML::Value << 56;
  out << YAML::EndMap;
  out << YAML::EndSeq;

  desiredOutput =
      "# Characteristics\n"
      "- color: blue\n"
      "  height: 120\n"
      "\n"
      "# Skills\n"
      "- attack: 23\n"
      "  intelligence: 56";
}

void ForceSingleQuotedToDouble(YAML::Emitter& out, std::string& desiredOutput) {
  out << YAML::SingleQuoted << "Hello\nWorld";

  desiredOutput = "\"Hello\\nWorld\"";
}

////////////////////////////////////////////////////////////////////////////////
// incorrect emitting

void ExtraEndSeq(YAML::Emitter& out, std::string& desiredError) {
  desiredError = YAML::ErrorMsg::UNEXPECTED_END_SEQ;

  out << YAML::BeginSeq;
  out << "Hello";
  out << "World";
  out << YAML::EndSeq;
  out << YAML::EndSeq;
}

void ExtraEndMap(YAML::Emitter& out, std::string& desiredError) {
  desiredError = YAML::ErrorMsg::UNEXPECTED_END_MAP;

  out << YAML::BeginMap;
  out << YAML::Key << "Hello" << YAML::Value << "World";
  out << YAML::EndMap;
  out << YAML::EndMap;
}

void InvalidAnchor(YAML::Emitter& out, std::string& desiredError) {
  desiredError = YAML::ErrorMsg::INVALID_ANCHOR;

  out << YAML::BeginSeq;
  out << YAML::Anchor("new\nline") << "Test";
  out << YAML::EndSeq;
}

void InvalidAlias(YAML::Emitter& out, std::string& desiredError) {
  desiredError = YAML::ErrorMsg::INVALID_ALIAS;

  out << YAML::BeginSeq;
  out << YAML::Alias("new\nline");
  out << YAML::EndSeq;
}
}

namespace {
class NullEventHandler : public YAML::EventHandler {
  virtual void OnDocumentStart(const YAML::Mark&) {}
  virtual void OnDocumentEnd() {}

  virtual void OnNull(const YAML::Mark&, YAML::anchor_t) {}
  virtual void OnAlias(const YAML::Mark&, YAML::anchor_t) {}
  virtual void OnScalar(const YAML::Mark&, const std::string&, YAML::anchor_t,
                        const std::string&) {}

  virtual void OnSequenceStart(const YAML::Mark&, const std::string&,
                               YAML::anchor_t) {}
  virtual void OnSequenceEnd() {}

  virtual void OnMapStart(const YAML::Mark&, const std::string&,
                          YAML::anchor_t) {}
  virtual void OnMapEnd() {}
};

void RunEmitterTest(void (*test)(YAML::Emitter&, std::string&),
                    const std::string& name, int& passed, int& total) {
  YAML::Emitter out;
  std::string desiredOutput;
  test(out, desiredOutput);
  std::string output = out.c_str();
  std::string lastError = out.GetLastError();

  if (output == desiredOutput) {
    try {
      std::stringstream stream(output);
      YAML::Parser parser;
      NullEventHandler handler;
      parser.HandleNextDocument(handler);
      passed++;
    }
    catch (const YAML::Exception& e) {
      std::cout << "Emitter test failed: " << name << "\n";
      std::cout << "Parsing output error: " << e.what() << "\n";
    }
  } else {
    std::cout << "Emitter test failed: " << name << "\n";
    std::cout << "Output:\n";
    std::cout << output << "<<<\n";
    std::cout << "Desired output:\n";
    std::cout << desiredOutput << "<<<\n";
    if (!out.good())
      std::cout << "Emitter error: " << lastError << "\n";
  }
  total++;
}

void RunEmitterErrorTest(void (*test)(YAML::Emitter&, std::string&),
                         const std::string& name, int& passed, int& total) {
  YAML::Emitter out;
  std::string desiredError;
  test(out, desiredError);
  std::string lastError = out.GetLastError();
  if (!out.good() && lastError == desiredError) {
    passed++;
  } else {
    std::cout << "Emitter test failed: " << name << "\n";
    if (out.good())
      std::cout << "No error detected\n";
    else
      std::cout << "Detected error: " << lastError << "\n";
    std::cout << "Expected error: " << desiredError << "\n";
  }
  total++;
}

void RunGenEmitterTest(TEST (*test)(YAML::Emitter&), const std::string& name,
                       int& passed, int& total) {
  YAML::Emitter out;
  TEST ret;

  try {
    ret = test(out);
  }
  catch (const YAML::Exception& e) {
    ret.ok = false;
    ret.error = std::string("  Exception caught: ") + e.what();
  }

  if (!out.good()) {
    ret.ok = false;
    ret.error = out.GetLastError();
  }

  if (!ret.ok) {
    std::cout << "Generated emitter test failed: " << name << "\n";
    std::cout << "Output:\n";
    std::cout << out.c_str() << "<<<\n";
    std::cout << ret.error << "\n";
  }

  if (ret.ok)
    passed++;
  total++;
}
}

#include "genemittertests.h"

bool RunEmitterTests() {
  int passed = 0;
  int total = 0;
  RunEmitterTest(&Emitter::SimpleScalar, "simple scalar", passed, total);
  RunEmitterTest(&Emitter::SimpleSeq, "simple seq", passed, total);
  RunEmitterTest(&Emitter::SimpleFlowSeq, "simple flow seq", passed, total);
  RunEmitterTest(&Emitter::EmptyFlowSeq, "empty flow seq", passed, total);
  RunEmitterTest(&Emitter::NestedBlockSeq, "nested block seq", passed, total);
  RunEmitterTest(&Emitter::NestedFlowSeq, "nested flow seq", passed, total);
  RunEmitterTest(&Emitter::SimpleMap, "simple map", passed, total);
  RunEmitterTest(&Emitter::SimpleFlowMap, "simple flow map", passed, total);
  RunEmitterTest(&Emitter::MapAndList, "map and list", passed, total);
  RunEmitterTest(&Emitter::ListAndMap, "list and map", passed, total);
  RunEmitterTest(&Emitter::NestedBlockMap, "nested block map", passed, total);
  RunEmitterTest(&Emitter::NestedFlowMap, "nested flow map", passed, total);
  RunEmitterTest(&Emitter::MapListMix, "map list mix", passed, total);
  RunEmitterTest(&Emitter::SimpleLongKey, "simple long key", passed, total);
  RunEmitterTest(&Emitter::SingleLongKey, "single long key", passed, total);
  RunEmitterTest(&Emitter::ComplexLongKey, "complex long key", passed, total);
  RunEmitterTest(&Emitter::AutoLongKey, "auto long key", passed, total);
  RunEmitterTest(&Emitter::ScalarFormat, "scalar format", passed, total);
  RunEmitterTest(&Emitter::AutoLongKeyScalar, "auto long key scalar", passed,
                 total);
  RunEmitterTest(&Emitter::LongKeyFlowMap, "long key flow map", passed, total);
  RunEmitterTest(&Emitter::BlockMapAsKey, "block map as key", passed, total);
  RunEmitterTest(&Emitter::AliasAndAnchor, "alias and anchor", passed, total);
  RunEmitterTest(&Emitter::AliasAndAnchorWithNull, "alias and anchor with null",
                 passed, total);
  RunEmitterTest(&Emitter::AliasAndAnchorInFlow, "alias and anchor in flow",
                 passed, total);
  RunEmitterTest(&Emitter::SimpleVerbatimTag, "simple verbatim tag", passed,
                 total);
  RunEmitterTest(&Emitter::VerbatimTagInBlockSeq, "verbatim tag in block seq",
                 passed, total);
  RunEmitterTest(&Emitter::VerbatimTagInFlowSeq, "verbatim tag in flow seq",
                 passed, total);
  RunEmitterTest(&Emitter::VerbatimTagInFlowSeqWithNull,
                 "verbatim tag in flow seq with null", passed, total);
  RunEmitterTest(&Emitter::VerbatimTagInBlockMap, "verbatim tag in block map",
                 passed, total);
  RunEmitterTest(&Emitter::VerbatimTagInFlowMap, "verbatim tag in flow map",
                 passed, total);
  RunEmitterTest(&Emitter::VerbatimTagInFlowMapWithNull,
                 "verbatim tag in flow map with null", passed, total);
  RunEmitterTest(&Emitter::VerbatimTagWithEmptySeq,
                 "verbatim tag with empty seq", passed, total);
  RunEmitterTest(&Emitter::VerbatimTagWithEmptyMap,
                 "verbatim tag with empty map", passed, total);
  RunEmitterTest(&Emitter::VerbatimTagWithEmptySeqAndMap,
                 "verbatim tag with empty seq and map", passed, total);
  RunEmitterTest(&Emitter::ByKindTagWithScalar, "by-kind tag with scalar",
                 passed, total);
  RunEmitterTest(&Emitter::LocalTagWithScalar, "local tag with scalar", passed,
                 total);
  RunEmitterTest(&Emitter::ComplexDoc, "complex doc", passed, total);
  RunEmitterTest(&Emitter::STLContainers, "STL containers", passed, total);
  RunEmitterTest(&Emitter::SimpleComment, "simple comment", passed, total);
  RunEmitterTest(&Emitter::MultiLineComment, "multi-line comment", passed,
                 total);
  RunEmitterTest(&Emitter::ComplexComments, "complex comments", passed, total);
  RunEmitterTest(&Emitter::InitialComment, "initial comment", passed, total);
  RunEmitterTest(&Emitter::InitialCommentWithDocIndicator,
                 "initial comment with doc indicator", passed, total);
  RunEmitterTest(&Emitter::CommentInFlowSeq, "comment in flow seq", passed,
                 total);
  RunEmitterTest(&Emitter::CommentInFlowMap, "comment in flow map", passed,
                 total);
  RunEmitterTest(&Emitter::Indentation, "indentation", passed, total);
  RunEmitterTest(&Emitter::SimpleGlobalSettings, "simple global settings",
                 passed, total);
  RunEmitterTest(&Emitter::ComplexGlobalSettings, "complex global settings",
                 passed, total);
  RunEmitterTest(&Emitter::Null, "null", passed, total);
  RunEmitterTest(&Emitter::EscapedUnicode, "escaped unicode", passed, total);
  RunEmitterTest(&Emitter::Unicode, "unicode", passed, total);
  RunEmitterTest(&Emitter::DoubleQuotedUnicode, "double quoted unicode", passed,
                 total);
  RunEmitterTest(&Emitter::UserType, "user type", passed, total);
  RunEmitterTest(&Emitter::UserTypeInContainer, "user type in container",
                 passed, total);
  RunEmitterTest(&Emitter::PointerToInt, "pointer to int", passed, total);
  RunEmitterTest(&Emitter::PointerToUserType, "pointer to user type", passed,
                 total);
  RunEmitterTest(&Emitter::NewlineAtEnd, "newline at end", passed, total);
  RunEmitterTest(&Emitter::NewlineInBlockSequence, "newline in block sequence",
                 passed, total);
  RunEmitterTest(&Emitter::NewlineInFlowSequence, "newline in flow sequence",
                 passed, total);
  RunEmitterTest(&Emitter::NewlineInBlockMap, "newline in block map", passed,
                 total);
  RunEmitterTest(&Emitter::NewlineInFlowMap, "newline in flow map", passed,
                 total);
  RunEmitterTest(&Emitter::LotsOfNewlines, "lots of newlines", passed, total);
  RunEmitterTest(&Emitter::Binary, "binary", passed, total);
  RunEmitterTest(&Emitter::LongBinary, "long binary", passed, total);
  RunEmitterTest(&Emitter::EmptyBinary, "empty binary", passed, total);
  RunEmitterTest(&Emitter::ColonAtEndOfScalar, "colon at end of scalar", passed,
                 total);
  RunEmitterTest(&Emitter::ColonAsScalar, "colon as scalar", passed, total);
  RunEmitterTest(&Emitter::ColonAtEndOfScalarInFlow,
                 "colon at end of scalar in flow", passed, total);
  RunEmitterTest(&Emitter::BoolFormatting, "bool formatting", passed, total);
  RunEmitterTest(&Emitter::DocStartAndEnd, "doc start and end", passed, total);
  RunEmitterTest(&Emitter::ImplicitDocStart, "implicit doc start", passed,
                 total);
  RunEmitterTest(&Emitter::EmptyString, "empty string", passed, total);
  RunEmitterTest(&Emitter::SingleChar, "single char", passed, total);
  RunEmitterTest(&Emitter::DefaultPrecision, "default precision", passed,
                 total);
  RunEmitterTest(&Emitter::SetPrecision, "set precision", passed, total);
  RunEmitterTest(&Emitter::DashInBlockContext, "dash in block context", passed,
                 total);
  RunEmitterTest(&Emitter::HexAndOct, "hex and oct", passed, total);
  RunEmitterTest(&Emitter::CompactMapWithNewline, "compact map with newline",
                 passed, total);
  RunEmitterTest(&Emitter::ForceSingleQuotedToDouble,
                 "force single quoted to double", passed, total);

  RunEmitterErrorTest(&Emitter::ExtraEndSeq, "extra EndSeq", passed, total);
  RunEmitterErrorTest(&Emitter::ExtraEndMap, "extra EndMap", passed, total);
  RunEmitterErrorTest(&Emitter::InvalidAnchor, "invalid anchor", passed, total);
  RunEmitterErrorTest(&Emitter::InvalidAlias, "invalid alias", passed, total);
  RunEmitterErrorTest(&Emitter::BadLocalTag, "bad local tag", passed, total);

  RunGenEmitterTests(passed, total);

  std::cout << "Emitter tests: " << passed << "/" << total << " passed\n";
  return passed == total;
}
}
