From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:45:59 +0200
Subject: Adding upstream version 16.2.11+ds.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/fmt/test/ranges-test.cc | 155 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 155 insertions(+)
 create mode 100644 src/fmt/test/ranges-test.cc

(limited to 'src/fmt/test/ranges-test.cc')

diff --git a/src/fmt/test/ranges-test.cc b/src/fmt/test/ranges-test.cc
new file mode 100644
index 000000000..46208e8df
--- /dev/null
+++ b/src/fmt/test/ranges-test.cc
@@ -0,0 +1,155 @@
+// Formatting library for C++ - the core API
+//
+// Copyright (c) 2012 - present, Victor Zverovich
+// All rights reserved.
+//
+// For the license information refer to format.h.
+//
+// Copyright (c) 2018 - present, Remotion (Igor Schulz)
+// All Rights Reserved
+// {fmt} support for ranges, containers and types tuple interface.
+
+#include "fmt/ranges.h"
+
+#include "gtest.h"
+
+// Check if  'if constexpr' is supported.
+#if (__cplusplus > 201402L) || \
+    (defined(_MSVC_LANG) && _MSVC_LANG > 201402L && _MSC_VER >= 1910)
+
+#  include <array>
+#  include <map>
+#  include <string>
+#  include <vector>
+
+TEST(RangesTest, FormatVector) {
+  std::vector<int32_t> iv{1, 2, 3, 5, 7, 11};
+  auto ivf = fmt::format("{}", iv);
+  EXPECT_EQ("{1, 2, 3, 5, 7, 11}", ivf);
+}
+
+TEST(RangesTest, FormatVector2) {
+  std::vector<std::vector<int32_t>> ivv{{1, 2}, {3, 5}, {7, 11}};
+  auto ivf = fmt::format("{}", ivv);
+  EXPECT_EQ("{{1, 2}, {3, 5}, {7, 11}}", ivf);
+}
+
+TEST(RangesTest, FormatMap) {
+  std::map<std::string, int32_t> simap{{"one", 1}, {"two", 2}};
+  EXPECT_EQ("{(\"one\", 1), (\"two\", 2)}", fmt::format("{}", simap));
+}
+
+TEST(RangesTest, FormatPair) {
+  std::pair<int64_t, float> pa1{42, 1.5f};
+  EXPECT_EQ("(42, 1.5)", fmt::format("{}", pa1));
+}
+
+TEST(RangesTest, FormatTuple) {
+  std::tuple<int64_t, float, std::string, char> t{42, 1.5f, "this is tuple",
+                                                  'i'};
+  EXPECT_EQ("(42, 1.5, \"this is tuple\", 'i')", fmt::format("{}", t));
+  EXPECT_EQ("()", fmt::format("{}", std::tuple<>()));
+}
+
+TEST(RangesTest, JoinTuple) {
+  // Value tuple args
+  std::tuple<char, int, float> t1 = std::make_tuple('a', 1, 2.0f);
+  EXPECT_EQ("(a, 1, 2.0)", fmt::format("({})", fmt::join(t1, ", ")));
+
+  // Testing lvalue tuple args
+  int x = 4;
+  std::tuple<char, int&> t2{'b', x};
+  EXPECT_EQ("b + 4", fmt::format("{}", fmt::join(t2, " + ")));
+
+  // Empty tuple
+  std::tuple<> t3;
+  EXPECT_EQ("", fmt::format("{}", fmt::join(t3, "|")));
+
+  // Single element tuple
+  std::tuple<float> t4{4.0f};
+  EXPECT_EQ("4.0", fmt::format("{}", fmt::join(t4, "/")));
+}
+
+TEST(RangesTest, JoinInitializerList) {
+  EXPECT_EQ("1, 2, 3", fmt::format("{}", fmt::join({1, 2, 3}, ", ")));
+  EXPECT_EQ("fmt rocks !",
+            fmt::format("{}", fmt::join({"fmt", "rocks", "!"}, " ")));
+}
+
+struct my_struct {
+  int32_t i;
+  std::string str;  // can throw
+  template <size_t N> decltype(auto) get() const noexcept {
+    if constexpr (N == 0)
+      return i;
+    else if constexpr (N == 1)
+      return fmt::string_view{str};
+  }
+};
+
+template <size_t N> decltype(auto) get(const my_struct& s) noexcept {
+  return s.get<N>();
+}
+
+namespace std {
+
+template <> struct tuple_size<my_struct> : std::integral_constant<size_t, 2> {};
+
+template <size_t N> struct tuple_element<N, my_struct> {
+  using type = decltype(std::declval<my_struct>().get<N>());
+};
+
+}  // namespace std
+
+TEST(RangesTest, FormatStruct) {
+  my_struct mst{13, "my struct"};
+  EXPECT_EQ("(13, \"my struct\")", fmt::format("{}", mst));
+}
+
+TEST(RangesTest, FormatTo) {
+  char buf[10];
+  auto end = fmt::format_to(buf, "{}", std::vector{1, 2, 3});
+  *end = '\0';
+  EXPECT_STREQ(buf, "{1, 2, 3}");
+}
+
+struct path_like {
+  const path_like* begin() const;
+  const path_like* end() const;
+
+  operator std::string() const;
+};
+
+TEST(RangesTest, PathLike) {
+  EXPECT_FALSE((fmt::is_range<path_like, char>::value));
+}
+
+#endif  // (__cplusplus > 201402L) || (defined(_MSVC_LANG) && _MSVC_LANG >
+        // 201402L && _MSC_VER >= 1910)
+
+#ifdef FMT_USE_STRING_VIEW
+struct string_like {
+  const char* begin();
+  const char* end();
+  explicit operator fmt::string_view() const { return "foo"; }
+  explicit operator std::string_view() const { return "foo"; }
+};
+
+TEST(RangesTest, FormatStringLike) {
+  EXPECT_EQ("foo", fmt::format("{}", string_like()));
+}
+#endif  // FMT_USE_STRING_VIEW
+
+struct zstring_sentinel {};
+bool operator==(const char* p, zstring_sentinel) { return *p == '\0'; }
+bool operator!=(const char* p, zstring_sentinel) { return *p != '\0'; }
+struct zstring {
+  const char* p;
+  const char* begin() const { return p; }
+  zstring_sentinel end() const { return {}; }
+};
+TEST(RangesTest, JoinSentinel) {
+  zstring hello{"hello"};
+  EXPECT_EQ("{'h', 'e', 'l', 'l', 'o'}", fmt::format("{}", hello));
+  EXPECT_EQ("h_e_l_l_o", fmt::format("{}", fmt::join(hello, "_")));
+}
-- 
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