From 8561af5a2551ec453c9888125de273f2cc2940c0 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 14 Aug 2018 14:09:32 +0200
Subject: Add support for parsing semantic and semantic-like versions

---
 tests/semantic-version/buildfile  |  8 ++++
 tests/semantic-version/driver.cxx | 84 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 92 insertions(+)
 create mode 100644 tests/semantic-version/buildfile
 create mode 100644 tests/semantic-version/driver.cxx

(limited to 'tests')

diff --git a/tests/semantic-version/buildfile b/tests/semantic-version/buildfile
new file mode 100644
index 0000000..1055228
--- /dev/null
+++ b/tests/semantic-version/buildfile
@@ -0,0 +1,8 @@
+# file      : tests/semantic-version/buildfile
+# copyright : Copyright (c) 2014-2018 Code Synthesis Ltd
+# license   : MIT; see accompanying LICENSE file
+
+import libs = libbutl%lib{butl}
+libs += $stdmod_lib
+
+exe{driver}: {hxx cxx}{*} $libs
diff --git a/tests/semantic-version/driver.cxx b/tests/semantic-version/driver.cxx
new file mode 100644
index 0000000..024e7a0
--- /dev/null
+++ b/tests/semantic-version/driver.cxx
@@ -0,0 +1,84 @@
+// file      : tests/semantic-version/driver.cxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2018 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#include <cassert>
+
+#ifndef __cpp_lib_modules
+#include <iostream>
+#endif
+
+// Other includes.
+
+#ifdef __cpp_modules
+#ifdef __cpp_lib_modules
+import std.core;
+import std.io;
+#endif
+import butl.semantic_version;
+#else
+#include <libbutl/semantic-version.mxx>
+#endif
+
+using namespace std;
+using namespace butl;
+
+int
+main ()
+{
+  using semver = semantic_version;
+  using failed = invalid_argument;
+
+  // Construction.
+  //
+  {
+    semver v;
+    assert (v.major == 0 && v.minor == 0 && v.patch == 0 && v.build.empty ());
+  }
+
+  {
+    semver v (1, 2, 3);
+    assert (v.major == 1 && v.minor == 2 && v.patch == 3 && v.build.empty ());
+    assert (v.string () == "1.2.3");
+  }
+  {
+    semver v (1, 2, 3, ".4");
+    assert (v.major == 1 && v.minor == 2 && v.patch == 3 && v.build == ".4");
+    assert (v.string ()     == "1.2.3.4");
+    assert (v.string (true) == "1.2.3");
+  }
+
+  // Comparison.
+  //
+  assert (semver (2, 0 ,0)       > semver (1, 2, 3));
+  assert (semver (1, 2, 0)       > semver (1, 1, 2));
+  assert (semver (1, 1, 2)       > semver (1, 1, 1, ".2"));
+  assert (semver (1, 1, 1, ".2") > semver (1, 1, 1, ".1"));
+  assert (semver (1, 1, 1, ".1").compare (semver (1, 1, 1, ".2"), true) == 0);
+
+  // String representation.
+  //
+  assert (semver ("1.2")            == semver (1, 2, 0));
+  assert (semver ("1.2-3")          == semver (1, 2, 0, "-3"));
+  assert (semver ("1.2.a1", "+-.")  == semver (1, 2, 0, ".a1"));
+  assert (semver ("1.2.3")          == semver (1, 2, 3));
+  assert (semver ("1.2.3-4")        == semver (1, 2, 3, "-4"));
+  assert (semver ("1.2.3+4")        == semver (1, 2, 3, "+4"));
+  assert (semver ("1.2.3.4", "+-.") == semver (1, 2, 3, ".4"));
+  assert (semver ("1.2.3a",  "")    == semver (1, 2, 3, "a"));
+  try {semver v ("1.2.3-4", false); assert (false);} catch (failed) {}
+  try {semver v ("1.2.3.4");        assert (false);} catch (failed) {}
+  try {semver v ("1.2.3a");         assert (false);} catch (failed) {}
+  assert (!parse_semantic_version ("1.2.3.4"));
+
+  // Numeric representation.
+  //
+  //               AAABBBCCC0000
+  assert (semver (   10020030000ULL)       == semver (1, 2, 3));
+  assert (semver ( 9999999990000ULL, ".4") == semver (999, 999, 999, ".4"));
+  try { semver v (   10020030001ULL);      assert (false);} catch (failed) {}
+  try { semver v (10000020030000ULL);      assert (false);} catch (failed) {}
+  assert (semver (1, 2, 3).numeric ()             ==   10020030000ULL);
+  assert (semver (999, 999, 999, ".4").numeric () == 9999999990000ULL);
+  try { semver (9999, 0, 0).numeric ();    assert (false);} catch (failed) {}
+}
-- 
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