1 files changed, 304 insertions, 0 deletions
diff --git a/thirdparty/ryml/test/test_basic.cpp b/thirdparty/ryml/test/test_basic.cpp
new file mode 100644
index 000000000..7a10c073b
--- /dev/null
+++ b/thirdparty/ryml/test/test_basic.cpp
@@ -0,0 +1,304 @@
+#ifndef RYML_SINGLE_HEADER
+#include "c4/yml/std/std.hpp"
+#include "c4/yml/parse.hpp"
+#include "c4/yml/emit.hpp"
+#include <c4/format.hpp>
+#include <c4/yml/detail/checks.hpp>
+#include <c4/yml/detail/print.hpp>
+#endif
+
+#include "./test_case.hpp"
+
+#include <gtest/gtest.h>
+
+#if defined(_MSC_VER)
+#   pragma warning(push)
+#   pragma warning(disable: 4389) // signed/unsigned mismatch
+#elif defined(__clang__)
+#   pragma clang diagnostic push
+#   pragma clang diagnostic ignored "-Wdollar-in-identifier-extension"
+#elif defined(__GNUC__)
+#   pragma GCC diagnostic push
+#endif
+
+namespace c4 {
+namespace yml {
+
+TEST(general, parsing)
+{
+    auto tree = parse_in_arena("{foo: 1}");
+
+    char cmpbuf[128] = {0};
+    substr cmp(cmpbuf);
+    size_t ret;
+
+    ret = cat(cmp, tree["foo"].val());
+    EXPECT_EQ(cmp.first(ret), "1");
+
+    ret = cat(cmp, tree["foo"].key());
+    EXPECT_EQ(cmp.first(ret), "foo");
+}
+
+TEST(general, emitting)
+{
+    std::string cmpbuf;
+
+    Tree tree;
+    auto r = tree.rootref();
+
+    r |= MAP;  // this is needed to make the root a map
+
+    r["foo"] = "1"; // ryml works only with strings.
+    // Note that the tree will be __pointing__ at the
+    // strings "foo" and "1" used here. You need
+    // to make sure they have at least the same
+    // lifetime as the tree.
+
+    auto s = r["seq"]; // does not change the tree until s is written to.
+    s |= SEQ;
+    r["seq"].append_child() = "bar0"; // value of this child is now __pointing__ at "bar0"
+    r["seq"].append_child() = "bar1";
+    r["seq"].append_child() = "bar2";
+
+    //print_tree(tree);
+
+    // emit to stdout (can also emit to FILE* or ryml::span)
+    emitrs_yaml(tree, &cmpbuf);
+    const char* exp = R"(foo: 1
+seq:
+  - bar0
+  - bar1
+  - bar2
+)";
+    EXPECT_EQ(cmpbuf, exp);
+
+    // serializing: using operator<< instead of operator=
+    // will make the tree serialize the value into a char
+    // arena inside the tree. This arena can be reserved at will.
+    int ch3 = 33, ch4 = 44;
+    s.append_child() << ch3;
+    s.append_child() << ch4;
+
+    {
+        std::string tmp = "child5";
+        s.append_child() << tmp;   // requires #include <c4/yml/std/string.hpp>
+        // now tmp can go safely out of scope, as it was
+        // serialized to the tree's internal string arena
+        // Note the include highlighted above is required so that ryml
+        // knows how to turn an std::string into a c4::csubstr/c4::substr.
+    }
+
+    emitrs_yaml(tree, &cmpbuf);
+    exp = R"(foo: 1
+seq:
+  - bar0
+  - bar1
+  - bar2
+  - 33
+  - 44
+  - child5
+)";
+    EXPECT_EQ(cmpbuf, exp);
+
+    // to serialize keys:
+    int k=66;
+    r.append_child() << key(k) << 7;
+
+    emitrs_yaml(tree, &cmpbuf);
+    exp = R"(foo: 1
+seq:
+  - bar0
+  - bar1
+  - bar2
+  - 33
+  - 44
+  - child5
+66: 7
+)";
+    EXPECT_EQ(cmpbuf, exp);
+}
+
+TEST(general, map_to_root)
+{
+    std::string cmpbuf; const char *exp;
+    std::map<std::string, int> m({{"bar", 2}, {"foo", 1}});
+    Tree t;
+    t.rootref() << m;
+
+    emitrs_yaml(t, &cmpbuf);
+    exp = R"(bar: 2
+foo: 1
+)";
+    EXPECT_EQ(cmpbuf, exp);
+
+    t["foo"] << 10;
+    t["bar"] << 20;
+
+    m.clear();
+    t.rootref() >> m;
+
+    EXPECT_EQ(m["foo"], 10);
+    EXPECT_EQ(m["bar"], 20);
+}
+
+TEST(general, print_tree)
+{
+    const char yaml[] = R"(
+a:
+  b: bval
+  c:
+    d:
+      - e
+      - d
+      - f: fval
+        g: gval
+        h:
+          -
+            x: a
+            y: b
+          -
+            z: c
+            u:
+)";
+    Tree t = parse_in_arena(yaml);
+    print_tree(t); // to make sure this is covered too
+}
+
+TEST(general, numbers)
+{
+    const char yaml[] = R"(- -1
+- -1.0
+- +1.0
+- 1e-2
+- 1e+2
+)";
+    Tree t = parse_in_arena(yaml);
+    auto s = emitrs_yaml<std::string>(t);
+    EXPECT_EQ(s, std::string(yaml));
+}
+
+// github issue 29: https://github.com/biojppm/rapidyaml/issues/29
+TEST(general, newlines_on_maps_nested_in_seqs)
+{
+    const char yaml[] = R"(enemy:
+- actors:
+  - {name: Enemy_Bokoblin_Junior, value: 4.0}
+  - {name: Enemy_Bokoblin_Middle, value: 16.0}
+  - {name: Enemy_Bokoblin_Senior, value: 32.0}
+  - {name: Enemy_Bokoblin_Dark, value: 48.0}
+  species: BokoblinSeries
+)";
+    std::string expected = R"(enemy:
+  - actors:
+      - name: Enemy_Bokoblin_Junior
+        value: 4.0
+      - name: Enemy_Bokoblin_Middle
+        value: 16.0
+      - name: Enemy_Bokoblin_Senior
+        value: 32.0
+      - name: Enemy_Bokoblin_Dark
+        value: 48.0
+    species: BokoblinSeries
+)";
+    Tree t = parse_in_arena(yaml);
+    auto s = emitrs_yaml<std::string>(t);
+    EXPECT_EQ(expected, s);
+}
+
+
+TEST(general, test_suite_RZT7)
+{
+    csubstr yaml = R"(
+---
+Time: 2001-11-23 15:01:42 -5
+User: ed
+Warning:
+  This is an error message
+  for the log file
+---
+Time: 2001-11-23 15:02:31 -5
+User: ed
+Warning:
+  A slightly different error
+  message.
+---
+Date: 2001-11-23 15:03:17 -5
+User: ed
+Fatal:
+  Unknown variable "bar"
+Stack:
+  - file: TopClass.py
+    line: 23
+    code: |
+      x = MoreObject("345\n")
+  - file: MoreClass.py
+    line: 58
+    code: |-
+      foo = bar
+)";
+    test_check_emit_check(yaml, [](Tree const &t){
+        ASSERT_TRUE(t.rootref().is_stream());
+        ConstNodeRef doc0 = t.rootref()[0];
+        EXPECT_EQ(doc0["Time"].val(), csubstr("2001-11-23 15:01:42 -5"));
+        EXPECT_EQ(doc0["User"].val(), csubstr("ed"));
+        EXPECT_EQ(doc0["Warning"].val(), csubstr("This is an error message for the log file"));
+        ConstNodeRef doc1 = t.rootref()[1];
+        EXPECT_EQ(doc1["Time"].val(), csubstr("2001-11-23 15:02:31 -5"));
+        EXPECT_EQ(doc1["User"].val(), csubstr("ed"));
+        EXPECT_EQ(doc1["Warning"].val(), csubstr("A slightly different error message."));
+        ConstNodeRef doc2 = t.rootref()[2];
+        EXPECT_EQ(doc2["Date"].val(), csubstr("2001-11-23 15:03:17 -5"));
+        EXPECT_EQ(doc2["User"].val(), csubstr("ed"));
+        EXPECT_EQ(doc2["Fatal"].val(), csubstr("Unknown variable \"bar\""));
+        EXPECT_EQ(doc2["Stack"][0]["file"].val(), csubstr("TopClass.py"));
+        EXPECT_EQ(doc2["Stack"][0]["line"].val(), csubstr("23"));
+        EXPECT_EQ(doc2["Stack"][0]["code"].val(), csubstr("x = MoreObject(\"345\\n\")\n"));
+        EXPECT_EQ(doc2["Stack"][1]["file"].val(), csubstr("MoreClass.py"));
+        EXPECT_EQ(doc2["Stack"][1]["line"].val(), csubstr("58"));
+        EXPECT_EQ(doc2["Stack"][1]["code"].val(), csubstr("foo = bar"));
+    });
+}
+
+
+TEST(general, github_issue_124)
+{
+    // All these inputs are basically the same.
+    // However, the comment was found to confuse the parser in #124.
+    csubstr yaml[] = {
+        "a:\n  - b\nc: d",
+        "a:\n  - b\n\n# ignore me:\nc: d",
+        "a:\n  - b\n\n  # ignore me:\nc: d",
+        "a:\n  - b\n\n    # ignore me:\nc: d",
+        "a:\n  - b\n\n#:\nc: d", // also try with just a ':' in the comment
+        "a:\n  - b\n\n# :\nc: d",
+        "a:\n  - b\n\n#\nc: d",  // also try with empty comment
+    };
+    for(csubstr inp : yaml)
+    {
+        SCOPED_TRACE(inp);
+        Tree t = parse_in_arena(inp);
+        std::string s = emitrs_yaml<std::string>(t);
+        // The re-emitted output should not contain the comment.
+        EXPECT_EQ(c4::to_csubstr(s), "a:\n  - b\nc: d\n");
+    }
+}
+
+
+
+//-------------------------------------------
+// this is needed to use the test case library
+Case const* get_case(csubstr /*name*/)
+{
+    return nullptr;
+}
+
+} // namespace yml
+} // namespace c4
+
+#if defined(_MSC_VER)
+#   pragma warning(pop)
+#elif defined(__clang__)
+#   pragma clang diagnostic pop
+#elif defined(__GNUC__)
+#   pragma GCC diagnostic pop
+#endif