From 7f19d641647ac4ef313ed88d6b5c140983ce5436 Mon Sep 17 00:00:00 2001
From: Vincent Ambo <mail@tazj.in>
Date: Wed, 15 Jul 2020 08:20:18 +0100
Subject: Squashed 'third_party/immer/' content from commit ad3e3556d

git-subtree-dir: third_party/immer
git-subtree-split: ad3e3556d38bb75966dd24c61a774970a7c7957e
---
 test/array_transient/default.cpp | 41 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 test/array_transient/default.cpp

(limited to 'test/array_transient/default.cpp')

diff --git a/test/array_transient/default.cpp b/test/array_transient/default.cpp
new file mode 100644
index 000000000000..aa603c7b0aab
--- /dev/null
+++ b/test/array_transient/default.cpp
@@ -0,0 +1,41 @@
+//
+// immer: immutable data structures for C++
+// Copyright (C) 2016, 2017, 2018 Juan Pedro Bolivar Puente
+//
+// This software is distributed under the Boost Software License, Version 1.0.
+// See accompanying file LICENSE or copy at http://boost.org/LICENSE_1_0.txt
+//
+
+#include <immer/array.hpp>
+#include <immer/array_transient.hpp>
+
+#define VECTOR_T ::immer::array
+#define VECTOR_TRANSIENT_T ::immer::array_transient
+
+#include "../vector_transient/generic.ipp"
+
+TEST_CASE("array_transient default constructor compiles")
+{
+    immer::array_transient<int> transient;
+}
+
+TEST_CASE("array provides mutable data")
+{
+    auto arr = immer::array<int>(10, 0);
+    CHECK(arr.size() == 10);
+    auto tr = arr.transient();
+    CHECK(tr.data() == arr.data());
+
+    auto d = tr.data_mut();
+    CHECK(tr.data_mut() != arr.data());
+    CHECK(tr.data() == tr.data_mut());
+    CHECK(arr.data() != tr.data_mut());
+
+    arr = tr.persistent();
+    CHECK(arr.data() == d);
+    CHECK(arr.data() == tr.data());
+
+    CHECK(tr.data_mut() != arr.data());
+    CHECK(tr.data() == tr.data_mut());
+    CHECK(arr.data() != tr.data_mut());
+}
-- 
cgit 1.4.1