external & build dependences in src tree

- external & build dependences boost licensed
  - ext_depends (external depends)
    - D-YAML
      - tinyendian
    - d2sqlite3
    - imageformats
  - build_depends
    - dub2nix

1 files changed, 957 insertions, 0 deletions

diff --git a/src/ext_depends/D-YAML/source/dyaml/test/constructor.d b/src/ext_depends/D-YAML/source/dyaml/test/constructor.d
new file mode 100644
index 0000000..aeb8653
--- /dev/null
+++ b/src/ext_depends/D-YAML/source/dyaml/test/constructor.d
@@ -0,0 +1,957 @@
+
+//          Copyright Ferdinand Majerech 2011.
+// Distributed under the Boost Software License, Version 1.0.
+//    (See accompanying file LICENSE_1_0.txt or copy at
+//          http://www.boost.org/LICENSE_1_0.txt)
+
+module dyaml.test.constructor;
+
+
+version(unittest)
+{
+
+import std.conv;
+import std.datetime;
+import std.exception;
+import std.path;
+import std.string;
+import std.typecons;
+
+import dyaml : Loader, Node, YAMLNull;
+
+///Expected results of loading test inputs.
+Node[][string] expected;
+
+///Initialize expected.
+static this() @safe
+{
+    expected["aliases-cdumper-bug"] = constructAliasesCDumperBug();
+    expected["construct-binary"] = constructBinary();
+    expected["construct-bool"] = constructBool();
+    expected["construct-custom"] = constructCustom();
+    expected["construct-float"] = constructFloat();
+    expected["construct-int"] = constructInt();
+    expected["construct-map"] = constructMap();
+    expected["construct-merge"] = constructMerge();
+    expected["construct-null"] = constructNull();
+    expected["construct-omap"] = constructOMap();
+    expected["construct-pairs"] = constructPairs();
+    expected["construct-seq"] = constructSeq();
+    expected["construct-set"] = constructSet();
+    expected["construct-str-ascii"] = constructStrASCII();
+    expected["construct-str"] = constructStr();
+    expected["construct-str-utf8"] = constructStrUTF8();
+    expected["construct-timestamp"] = constructTimestamp();
+    expected["construct-value"] = constructValue();
+    expected["duplicate-merge-key"] = duplicateMergeKey();
+    expected["float-representer-2.3-bug"] = floatRepresenterBug();
+    expected["invalid-single-quote-bug"] = invalidSingleQuoteBug();
+    expected["more-floats"] = moreFloats();
+    expected["negative-float-bug"] = negativeFloatBug();
+    expected["single-dot-is-not-float-bug"] = singleDotFloatBug();
+    expected["timestamp-bugs"] = timestampBugs();
+    expected["utf16be"] = utf16be();
+    expected["utf16le"] = utf16le();
+    expected["utf8"] = utf8();
+    expected["utf8-implicit"] = utf8implicit();
+}
+
+///Construct a pair of nodes with specified values.
+Node.Pair pair(A, B)(A a, B b)
+{
+    return Node.Pair(a,b);
+}
+
+///Test cases:
+
+Node[] constructAliasesCDumperBug() @safe
+{
+    return [
+        Node(
+            [
+                Node("today", "tag:yaml.org,2002:str"),
+                Node("today", "tag:yaml.org,2002:str")
+            ],
+        "tag:yaml.org,2002:seq")
+    ];
+}
+
+Node[] constructBinary() @safe
+{
+    auto canonical = "GIF89a\x0c\x00\x0c\x00\x84\x00\x00\xff\xff\xf7\xf5\xf5\xee\xe9\xe9\xe5fff\x00\x00\x00\xe7\xe7\xe7^^^\xf3\xf3\xed\x8e\x8e\x8e\xe0\xe0\xe0\x9f\x9f\x9f\x93\x93\x93\xa7\xa7\xa7\x9e\x9e\x9eiiiccc\xa3\xa3\xa3\x84\x84\x84\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9!\xfe\x0eMade with GIMP\x00,\x00\x00\x00\x00\x0c\x00\x0c\x00\x00\x05,  \x8e\x810\x9e\xe3@\x14\xe8i\x10\xc4\xd1\x8a\x08\x1c\xcf\x80M$z\xef\xff0\x85p\xb8\xb01f\r\x1b\xce\x01\xc3\x01\x1e\x10' \x82\n\x01\x00;".representation.dup;
+    auto generic = "GIF89a\x0c\x00\x0c\x00\x84\x00\x00\xff\xff\xf7\xf5\xf5\xee\xe9\xe9\xe5fff\x00\x00\x00\xe7\xe7\xe7^^^\xf3\xf3\xed\x8e\x8e\x8e\xe0\xe0\xe0\x9f\x9f\x9f\x93\x93\x93\xa7\xa7\xa7\x9e\x9e\x9eiiiccc\xa3\xa3\xa3\x84\x84\x84\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9\xff\xfe\xf9!\xfe\x0eMade with GIMP\x00,\x00\x00\x00\x00\x0c\x00\x0c\x00\x00\x05,  \x8e\x810\x9e\xe3@\x14\xe8i\x10\xc4\xd1\x8a\x08\x1c\xcf\x80M$z\xef\xff0\x85p\xb8\xb01f\r\x1b\xce\x01\xc3\x01\x1e\x10' \x82\n\x01\x00;".representation.dup;
+    auto description = "The binary value above is a tiny arrow encoded as a gif image.";
+
+    return [
+        Node(
+            [
+                pair(
+                    Node("canonical", "tag:yaml.org,2002:str"),
+                    Node(canonical, "tag:yaml.org,2002:binary")
+                ),
+                pair(
+                    Node("generic", "tag:yaml.org,2002:str"),
+                    Node(generic, "tag:yaml.org,2002:binary")
+                ),
+                pair(
+                    Node("description", "tag:yaml.org,2002:str"),
+                    Node(description, "tag:yaml.org,2002:str")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructBool() @safe
+{
+    const(bool) a = true;
+    immutable(bool) b = true;
+    const bool aa = true;
+    immutable bool bb = true;
+    return [
+        Node(
+            [
+                pair(
+                    Node("canonical", "tag:yaml.org,2002:str"),
+                    Node(true, "tag:yaml.org,2002:bool")
+                ),
+                pair(
+                    Node("answer", "tag:yaml.org,2002:str"),
+                    Node(false, "tag:yaml.org,2002:bool")
+                ),
+                pair(
+                    Node("logical", "tag:yaml.org,2002:str"),
+                    Node(true, "tag:yaml.org,2002:bool")
+                ),
+                pair(
+                    Node("option", "tag:yaml.org,2002:str"),
+                    Node(true, "tag:yaml.org,2002:bool")
+                ),
+                pair(
+                    Node("constbool", "tag:yaml.org,2002:str"),
+                    Node(a, "tag:yaml.org,2002:bool")
+                ),
+                pair(
+                    Node("imutbool", "tag:yaml.org,2002:str"),
+                    Node(b, "tag:yaml.org,2002:bool")
+                ),
+                pair(
+                    Node("const_bool", "tag:yaml.org,2002:str"),
+                    Node(aa, "tag:yaml.org,2002:bool")
+                ),
+                pair(
+                    Node("imut_bool", "tag:yaml.org,2002:str"),
+                    Node(bb, "tag:yaml.org,2002:bool")
+                ),
+                pair(
+                    Node("but", "tag:yaml.org,2002:str"),
+                    Node(
+                            [
+                            pair(
+                                Node("y", "tag:yaml.org,2002:str"),
+                                Node("is a string", "tag:yaml.org,2002:str")
+                            ),
+                            pair(
+                                Node("n", "tag:yaml.org,2002:str"),
+                                Node("is a string", "tag:yaml.org,2002:str")
+                            )
+                        ],
+                    "tag:yaml.org,2002:map")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructCustom() @safe
+{
+    return [
+        Node(
+            [
+                Node(new TestClass(1, 2, 3)),
+                Node(TestStruct(10))
+            ],
+        "tag:yaml.org,2002:seq")
+    ];
+}
+
+Node[] constructFloat() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("canonical", "tag:yaml.org,2002:str"),
+                    Node(685230.15L, "tag:yaml.org,2002:float")
+                ),
+                pair(
+                    Node("exponential", "tag:yaml.org,2002:str"),
+                    Node(685230.15L, "tag:yaml.org,2002:float")
+                ),
+                pair(
+                    Node("fixed", "tag:yaml.org,2002:str"),
+                    Node(685230.15L, "tag:yaml.org,2002:float")
+                ),
+                pair(
+                    Node("sexagesimal", "tag:yaml.org,2002:str"),
+                    Node(685230.15L, "tag:yaml.org,2002:float")
+                ),
+                pair(
+                    Node("negative infinity", "tag:yaml.org,2002:str"),
+                    Node(-real.infinity, "tag:yaml.org,2002:float")
+                ),
+                pair(
+                    Node("not a number", "tag:yaml.org,2002:str"),
+                    Node(real.nan, "tag:yaml.org,2002:float")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructInt() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("canonical", "tag:yaml.org,2002:str"),
+                    Node(685230L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node("decimal", "tag:yaml.org,2002:str"),
+                    Node(685230L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node("octal", "tag:yaml.org,2002:str"),
+                    Node(685230L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node("hexadecimal", "tag:yaml.org,2002:str"),
+                    Node(685230L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node("binary", "tag:yaml.org,2002:str"),
+                    Node(685230L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node("sexagesimal", "tag:yaml.org,2002:str"),
+                    Node(685230L, "tag:yaml.org,2002:int")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructMap() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("Block style", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            pair(
+                                Node("Clark", "tag:yaml.org,2002:str"),
+                                Node("Evans", "tag:yaml.org,2002:str")
+                            ),
+                            pair(
+                                Node("Brian", "tag:yaml.org,2002:str"),
+                                Node("Ingerson", "tag:yaml.org,2002:str")
+                            ),
+                            pair(
+                                Node("Oren", "tag:yaml.org,2002:str"),
+                                Node("Ben-Kiki", "tag:yaml.org,2002:str")
+                            )
+                        ],
+                    "tag:yaml.org,2002:map")
+                ),
+                pair(
+                    Node("Flow style", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            pair(
+                                Node("Clark", "tag:yaml.org,2002:str"),
+                                Node("Evans", "tag:yaml.org,2002:str")
+                            ),
+                            pair(
+                                Node("Brian", "tag:yaml.org,2002:str"),
+                                Node("Ingerson", "tag:yaml.org,2002:str")
+                            ),
+                            pair(
+                                Node("Oren", "tag:yaml.org,2002:str"),
+                                Node("Ben-Kiki", "tag:yaml.org,2002:str")
+                            )
+                        ],
+                    "tag:yaml.org,2002:map")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructMerge() @safe
+{
+    return [
+        Node(
+            [
+                Node(
+                    [
+                        pair(
+                            Node("x", "tag:yaml.org,2002:str"),
+                            Node(1L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("y", "tag:yaml.org,2002:str"),
+                            Node(2L, "tag:yaml.org,2002:int")
+                        )
+                    ],
+                "tag:yaml.org,2002:map"),
+                Node(
+                    [
+                        pair(
+                            Node("x", "tag:yaml.org,2002:str"),
+                            Node(0L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("y", "tag:yaml.org,2002:str"),
+                            Node(2L, "tag:yaml.org,2002:int")
+                        )
+                    ],
+                "tag:yaml.org,2002:map"),
+                Node(
+                    [
+                        pair(
+                            Node("r", "tag:yaml.org,2002:str"),
+                            Node(10L, "tag:yaml.org,2002:int")
+                        )
+                    ],
+                "tag:yaml.org,2002:map"),
+                Node(
+                    [
+                        pair(
+                            Node("r", "tag:yaml.org,2002:str"),
+                            Node(1L, "tag:yaml.org,2002:int")
+                        )
+                    ],
+                "tag:yaml.org,2002:map"),
+                Node(
+                    [
+                        pair(
+                            Node("x", "tag:yaml.org,2002:str"),
+                            Node(1L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("y", "tag:yaml.org,2002:str"),
+                            Node(2L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("r", "tag:yaml.org,2002:str"),
+                            Node(10L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("label", "tag:yaml.org,2002:str"),
+                            Node("center/big", "tag:yaml.org,2002:str")
+                        )
+                    ],
+                "tag:yaml.org,2002:map"),
+                Node(
+                    [
+                        pair(
+                            Node("r", "tag:yaml.org,2002:str"),
+                            Node(10L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("label", "tag:yaml.org,2002:str"),
+                            Node("center/big", "tag:yaml.org,2002:str")
+                        ),
+                        pair(
+                            Node("x", "tag:yaml.org,2002:str"),
+                            Node(1L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("y", "tag:yaml.org,2002:str"),
+                            Node(2L, "tag:yaml.org,2002:int")
+                        )
+                    ],
+                "tag:yaml.org,2002:map"),
+                Node(
+                    [
+                        pair(
+                            Node("label", "tag:yaml.org,2002:str"),
+                            Node("center/big", "tag:yaml.org,2002:str")
+                        ),
+                        pair(
+                            Node("x", "tag:yaml.org,2002:str"),
+                            Node(1L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("y", "tag:yaml.org,2002:str"),
+                            Node(2L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("r", "tag:yaml.org,2002:str"),
+                            Node(10L, "tag:yaml.org,2002:int")
+                        )
+                    ],
+                "tag:yaml.org,2002:map"),
+                Node(
+                    [
+                        pair(
+                            Node("x", "tag:yaml.org,2002:str"),
+                            Node(1L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("label", "tag:yaml.org,2002:str"),
+                            Node("center/big", "tag:yaml.org,2002:str")
+                        ),
+                        pair(
+                            Node("r", "tag:yaml.org,2002:str"),
+                            Node(10L, "tag:yaml.org,2002:int")
+                        ),
+                        pair(
+                            Node("y", "tag:yaml.org,2002:str"),
+                            Node(2L, "tag:yaml.org,2002:int")
+                        )
+                    ],
+                "tag:yaml.org,2002:map")
+            ],
+        "tag:yaml.org,2002:seq")
+    ];
+}
+
+Node[] constructNull() @safe
+{
+    return [
+        Node(YAMLNull(), "tag:yaml.org,2002:null"),
+        Node(
+            [
+                pair(
+                    Node("empty", "tag:yaml.org,2002:str"),
+                    Node(YAMLNull(), "tag:yaml.org,2002:null")
+                ),
+                pair(
+                    Node("canonical", "tag:yaml.org,2002:str"),
+                    Node(YAMLNull(), "tag:yaml.org,2002:null")
+                ),
+                pair(
+                    Node("english", "tag:yaml.org,2002:str"),
+                    Node(YAMLNull(), "tag:yaml.org,2002:null")
+                ),
+                pair(
+                    Node(YAMLNull(), "tag:yaml.org,2002:null"),
+                    Node("null key", "tag:yaml.org,2002:str")
+                )
+            ],
+        "tag:yaml.org,2002:map"),
+        Node(
+            [
+                pair(
+                    Node("sparse", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            Node(YAMLNull(), "tag:yaml.org,2002:null"),
+                            Node("2nd entry", "tag:yaml.org,2002:str"),
+                            Node(YAMLNull(), "tag:yaml.org,2002:null"),
+                            Node("4th entry", "tag:yaml.org,2002:str"),
+                            Node(YAMLNull(), "tag:yaml.org,2002:null")
+                        ],
+                    "tag:yaml.org,2002:seq")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructOMap() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("Bestiary", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            pair(
+                                Node("aardvark", "tag:yaml.org,2002:str"),
+                                Node("African pig-like ant eater. Ugly.", "tag:yaml.org,2002:str")
+                            ),
+                            pair(
+                                Node("anteater", "tag:yaml.org,2002:str"),
+                                Node("South-American ant eater. Two species.", "tag:yaml.org,2002:str")
+                            ),
+                            pair(
+                                Node("anaconda", "tag:yaml.org,2002:str"),
+                                Node("South-American constrictor snake. Scaly.", "tag:yaml.org,2002:str")
+                            )
+                        ],
+                    "tag:yaml.org,2002:omap")
+                ),
+                pair(
+                    Node("Numbers", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            pair(
+                                Node("one", "tag:yaml.org,2002:str"),
+                                Node(1L, "tag:yaml.org,2002:int")
+                            ),
+                            pair(
+                                Node("two", "tag:yaml.org,2002:str"),
+                                Node(2L, "tag:yaml.org,2002:int")
+                            ),
+                            pair(
+                                Node("three", "tag:yaml.org,2002:str"),
+                                Node(3L, "tag:yaml.org,2002:int")
+                            )
+                        ],
+                    "tag:yaml.org,2002:omap")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructPairs() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("Block tasks", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            pair(Node("meeting", "tag:yaml.org,2002:str"), Node("with team.", "tag:yaml.org,2002:str")),
+                            pair(Node("meeting", "tag:yaml.org,2002:str"), Node("with boss.", "tag:yaml.org,2002:str")),
+                            pair(Node("break", "tag:yaml.org,2002:str"), Node("lunch.", "tag:yaml.org,2002:str")),
+                            pair(Node("meeting", "tag:yaml.org,2002:str"), Node("with client.", "tag:yaml.org,2002:str"))
+                        ],
+                    "tag:yaml.org,2002:pairs")
+                ),
+                pair(
+                    Node("Flow tasks", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            pair(Node("meeting", "tag:yaml.org,2002:str"), Node("with team", "tag:yaml.org,2002:str")),
+                            pair(Node("meeting", "tag:yaml.org,2002:str"), Node("with boss", "tag:yaml.org,2002:str"))
+                        ],
+                    "tag:yaml.org,2002:pairs")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructSeq() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("Block style", "tag:yaml.org,2002:str"),
+                    Node([
+                          Node("Mercury", "tag:yaml.org,2002:str"),
+                          Node("Venus", "tag:yaml.org,2002:str"),
+                          Node("Earth", "tag:yaml.org,2002:str"),
+                          Node("Mars", "tag:yaml.org,2002:str"),
+                          Node("Jupiter", "tag:yaml.org,2002:str"),
+                          Node("Saturn", "tag:yaml.org,2002:str"),
+                          Node("Uranus", "tag:yaml.org,2002:str"),
+                          Node("Neptune", "tag:yaml.org,2002:str"),
+                          Node("Pluto", "tag:yaml.org,2002:str")
+                    ], "tag:yaml.org,2002:seq")
+                ),
+                pair(
+                    Node("Flow style", "tag:yaml.org,2002:str"),
+                    Node([
+                        Node("Mercury", "tag:yaml.org,2002:str"),
+                        Node("Venus", "tag:yaml.org,2002:str"),
+                        Node("Earth", "tag:yaml.org,2002:str"),
+                        Node("Mars", "tag:yaml.org,2002:str"),
+                        Node("Jupiter", "tag:yaml.org,2002:str"),
+                        Node("Saturn", "tag:yaml.org,2002:str"),
+                        Node("Uranus", "tag:yaml.org,2002:str"),
+                        Node("Neptune", "tag:yaml.org,2002:str"),
+                        Node("Pluto", "tag:yaml.org,2002:str")
+                    ], "tag:yaml.org,2002:seq")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructSet() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("baseball players", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            Node("Mark McGwire", "tag:yaml.org,2002:str"),
+                            Node("Sammy Sosa", "tag:yaml.org,2002:str"),
+                            Node("Ken Griffey", "tag:yaml.org,2002:str")
+                        ],
+                    "tag:yaml.org,2002:set")
+                ),
+                pair(
+                    Node("baseball teams", "tag:yaml.org,2002:str"),
+                    Node(
+                            [
+                            Node("Boston Red Sox", "tag:yaml.org,2002:str"),
+                            Node("Detroit Tigers", "tag:yaml.org,2002:str"),
+                            Node("New York Yankees", "tag:yaml.org,2002:str")
+                        ],
+                    "tag:yaml.org,2002:set")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructStrASCII() @safe
+{
+    return [
+        Node("ascii string", "tag:yaml.org,2002:str")
+    ];
+}
+
+Node[] constructStr() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("string", "tag:yaml.org,2002:str"),
+                    Node("abcd", "tag:yaml.org,2002:str")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructStrUTF8() @safe
+{
+    return [
+        Node("\u042d\u0442\u043e \u0443\u043d\u0438\u043a\u043e\u0434\u043d\u0430\u044f \u0441\u0442\u0440\u043e\u043a\u0430", "tag:yaml.org,2002:str")
+    ];
+}
+
+Node[] constructTimestamp() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("canonical", "tag:yaml.org,2002:str"),
+                    Node(SysTime(DateTime(2001, 12, 15, 2, 59, 43), 1000000.dur!"hnsecs", UTC()), "tag:yaml.org,2002:timestamp")
+                ),
+                pair(
+                    Node("valid iso8601", "tag:yaml.org,2002:str"),
+                    Node(SysTime(DateTime(2001, 12, 15, 2, 59, 43), 1000000.dur!"hnsecs", UTC()), "tag:yaml.org,2002:timestamp")
+                ),
+                pair(
+                    Node("space separated", "tag:yaml.org,2002:str"),
+                    Node(SysTime(DateTime(2001, 12, 15, 2, 59, 43), 1000000.dur!"hnsecs", UTC()), "tag:yaml.org,2002:timestamp")
+                ),
+                pair(
+                    Node("no time zone (Z)", "tag:yaml.org,2002:str"),
+                    Node(SysTime(DateTime(2001, 12, 15, 2, 59, 43), 1000000.dur!"hnsecs", UTC()), "tag:yaml.org,2002:timestamp")
+                ),
+                pair(
+                    Node("date (00:00:00Z)", "tag:yaml.org,2002:str"),
+                    Node(SysTime(DateTime(2002, 12, 14), UTC()), "tag:yaml.org,2002:timestamp")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] constructValue() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("link with", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            Node("library1.dll", "tag:yaml.org,2002:str"),
+                            Node("library2.dll", "tag:yaml.org,2002:str")
+                        ],
+                    "tag:yaml.org,2002:seq")
+                )
+            ],
+        "tag:yaml.org,2002:map"),
+        Node(
+            [
+                pair(
+                    Node("link with", "tag:yaml.org,2002:str"),
+                    Node(
+                        [
+                            Node(
+                                [
+                                    pair(
+                                        Node("=", "tag:yaml.org,2002:value"),
+                                        Node("library1.dll", "tag:yaml.org,2002:str")
+                                    ),
+                                    pair(
+                                        Node("version", "tag:yaml.org,2002:str"),
+                                        Node(1.2L, "tag:yaml.org,2002:float")
+                                    )
+                                ],
+                            "tag:yaml.org,2002:map"),
+                            Node(
+                                [
+                                    pair(
+                                        Node("=", "tag:yaml.org,2002:value"),
+                                        Node("library2.dll", "tag:yaml.org,2002:str")
+                                    ),
+                                    pair(
+                                        Node("version", "tag:yaml.org,2002:str"),
+                                        Node(2.3L, "tag:yaml.org,2002:float")
+                                    )
+                                ],
+                            "tag:yaml.org,2002:map")
+                        ],
+                    "tag:yaml.org,2002:seq")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] duplicateMergeKey() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node("foo", "tag:yaml.org,2002:str"),
+                    Node("bar", "tag:yaml.org,2002:str")
+                ),
+                pair(
+                    Node("x", "tag:yaml.org,2002:str"),
+                    Node(1L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node("y", "tag:yaml.org,2002:str"),
+                    Node(2L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node("z", "tag:yaml.org,2002:str"),
+                    Node(3L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node("t", "tag:yaml.org,2002:str"),
+                    Node(4L, "tag:yaml.org,2002:int")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] floatRepresenterBug() @safe
+{
+    return [
+        Node(
+            [
+                pair(
+                    Node(1.0L, "tag:yaml.org,2002:float"),
+                    Node(1L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node(real.infinity, "tag:yaml.org,2002:float"),
+                    Node(10L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node(-real.infinity, "tag:yaml.org,2002:float"),
+                    Node(-10L, "tag:yaml.org,2002:int")
+                ),
+                pair(
+                    Node(real.nan, "tag:yaml.org,2002:float"),
+                    Node(100L, "tag:yaml.org,2002:int")
+                )
+            ],
+        "tag:yaml.org,2002:map")
+    ];
+}
+
+Node[] invalidSingleQuoteBug() @safe
+{
+    return [
+        Node(
+            [
+                Node("foo \'bar\'", "tag:yaml.org,2002:str"),
+                Node("foo\n\'bar\'", "tag:yaml.org,2002:str")
+            ],
+        "tag:yaml.org,2002:seq")
+    ];
+}
+
+Node[] moreFloats() @safe
+{
+    return [
+        Node(
+            [
+                Node(0.0L, "tag:yaml.org,2002:float"),
+                Node(1.0L, "tag:yaml.org,2002:float"),
+                Node(-1.0L, "tag:yaml.org,2002:float"),
+                Node(real.infinity, "tag:yaml.org,2002:float"),
+                Node(-real.infinity, "tag:yaml.org,2002:float"),
+                Node(real.nan, "tag:yaml.org,2002:float"),
+                Node(real.nan, "tag:yaml.org,2002:float")
+            ],
+        "tag:yaml.org,2002:seq")
+    ];
+}
+
+Node[] negativeFloatBug() @safe
+{
+    return [
+        Node(-1.0L, "tag:yaml.org,2002:float")
+    ];
+}
+
+Node[] singleDotFloatBug() @safe
+{
+    return [
+        Node(".", "tag:yaml.org,2002:str")
+    ];
+}
+
+Node[] timestampBugs() @safe
+{
+    return [
+        Node(
+            [
+                Node(SysTime(DateTime(2001, 12, 15, 3, 29, 43), 1000000.dur!"hnsecs", UTC()), "tag:yaml.org,2002:timestamp"),
+                Node(SysTime(DateTime(2001, 12, 14, 16, 29, 43), 1000000.dur!"hnsecs", UTC()), "tag:yaml.org,2002:timestamp"),
+                Node(SysTime(DateTime(2001, 12, 14, 21, 59, 43), 10100.dur!"hnsecs", UTC()), "tag:yaml.org,2002:timestamp"),
+                Node(SysTime(DateTime(2001, 12, 14, 21, 59, 43), new immutable SimpleTimeZone(60.dur!"minutes")), "tag:yaml.org,2002:timestamp"),
+                Node(SysTime(DateTime(2001, 12, 14, 21, 59, 43), new immutable SimpleTimeZone(-90.dur!"minutes")), "tag:yaml.org,2002:timestamp"),
+                Node(SysTime(DateTime(2005, 7, 8, 17, 35, 4), 5176000.dur!"hnsecs", UTC()), "tag:yaml.org,2002:timestamp")
+            ],
+        "tag:yaml.org,2002:seq")
+    ];
+}
+
+Node[] utf16be() @safe
+{
+    return [
+        Node("UTF-16-BE", "tag:yaml.org,2002:str")
+    ];
+}
+
+Node[] utf16le() @safe
+{
+    return [
+        Node("UTF-16-LE", "tag:yaml.org,2002:str")
+    ];
+}
+
+Node[] utf8() @safe
+{
+    return [
+        Node("UTF-8", "tag:yaml.org,2002:str")
+    ];
+}
+
+Node[] utf8implicit() @safe
+{
+    return [
+        Node("implicit UTF-8", "tag:yaml.org,2002:str")
+    ];
+}
+
+///Testing custom YAML class type.
+class TestClass
+{
+    int x, y, z;
+
+    this(int x, int y, int z) @safe
+    {
+        this.x = x;
+        this.y = y;
+        this.z = z;
+    }
+
+    Node opCast(T: Node)() @safe
+    {
+        return Node(
+            [
+                Node.Pair(
+                    Node("x", "tag:yaml.org,2002:str"),
+                    Node(x, "tag:yaml.org,2002:int")
+                ),
+                Node.Pair(
+                    Node("y", "tag:yaml.org,2002:str"),
+                    Node(y, "tag:yaml.org,2002:int")
+                ),
+                Node.Pair(
+                    Node("z", "tag:yaml.org,2002:str"),
+                    Node(z, "tag:yaml.org,2002:int")
+                )
+            ],
+        "!tag1");
+    }
+}
+
+///Testing custom YAML struct type.
+struct TestStruct
+{
+    int value;
+
+    this (int x) @safe
+    {
+        value = x;
+    }
+
+    ///Constructor function for TestStruct.
+    this(ref Node node) @safe
+    {
+        value = node.as!string.to!int;
+    }
+
+    ///Representer function for TestStruct.
+    Node opCast(T: Node)() @safe
+    {
+        return Node(value.to!string, "!tag2");
+    }
+}
+
+} // version(unittest)
+
+
+@safe unittest
+{
+    import dyaml.test.common : assertNodesEqual, run;
+    /**
+    Constructor unittest.
+
+    Params:
+        dataFilename = File name to read from.
+        codeDummy = Dummy .code filename, used to determine that
+            .data file with the same name should be used in this test.
+    */
+    static void testConstructor(string dataFilename, string codeDummy) @safe
+    {
+        string base = dataFilename.baseName.stripExtension;
+        assert((base in expected) !is null, "Unimplemented constructor test: " ~ base);
+
+        auto loader = Loader.fromFile(dataFilename);
+
+        Node[] exp = expected[base];
+
+        //Compare with expected results document by document.
+        size_t i;
+        foreach (node; loader)
+        {
+            assertNodesEqual(node, exp[i]);
+            ++i;
+        }
+        assert(i == exp.length);
+    }
+    run(&testConstructor, ["data", "code"]);
+}