1 files changed, 111 insertions, 0 deletions
diff --git a/bpkg/system-package-manager-debian.test.cxx b/bpkg/system-package-manager-debian.test.cxx
new file mode 100644
index 0000000..dc5f418
--- /dev/null
+++ b/bpkg/system-package-manager-debian.test.cxx
@@ -0,0 +1,111 @@
+// file      : bpkg/system-package-manager-debian.test.cxx -*- C++ -*-
+// license   : MIT; see accompanying LICENSE file
+
+#include <bpkg/system-package-manager-debian.hxx>
+
+#include <bpkg/types.hxx>
+#include <bpkg/utility.hxx>
+
+#include <iostream>
+
+#undef NDEBUG
+#include <cassert>
+
+using namespace std;
+
+namespace bpkg
+{
+  using package_status = system_package_status_debian;
+  using package_policy = package_status::package_policy;
+
+  // Usage: args[0] <command> ...
+  //
+  // Where <command> is one of:
+  //
+  // apt-cache-policy <pkg>...          result comes from stdin
+  //
+  // apt-cache-show <pkg> <ver>         result comes from stdin
+  //
+  // main-from-dev <dev-pkg> <dev-ver>  depends comes from stdin
+  //
+  int
+  main (int argc, char* argv[])
+  try
+  {
+    assert (argc >= 2); // <command>
+
+    string cmd (argv[1]);
+
+    // @@ TODO: add option to customize.
+    //
+    os_release osr {"debian", {}, "10", "", "Debian", "", ""};
+
+    system_package_manager_debian::simulation s;
+    system_package_manager_debian m (move (osr),
+                                     false   /* install */,
+                                     false   /* fetch */,
+                                     nullopt /* progress */,
+                                     false   /* yes */,
+                                     "sudo");
+    m.simulate_ = &s;
+
+    if (cmd == "apt-cache-policy")
+    {
+      assert (argc >= 3); // <pkg>...
+
+      strings key;
+      vector<package_policy> pps;
+      for (int i (2); i != argc; ++i)
+      {
+        key.push_back (argv[i]);
+        pps.push_back (package_policy (argv[i]));
+      }
+
+      s.apt_cache_policy_.emplace (move (key), path ("-"));
+
+      m.apt_cache_policy (pps);
+
+      for (const package_policy& pp: pps)
+      {
+        cout << pp.name << " '"
+             << pp.installed_version << "' '"
+             << pp.candidate_version << "'\n";
+      }
+    }
+    else if (cmd == "apt-cache-show")
+    {
+      assert (argc == 4); // <pkg> <ver>
+
+      pair<string, string> key (argv[2], argv[3]);
+
+      s.apt_cache_show_.emplace (key, path ("-"));
+
+      cout << m.apt_cache_show (key.first, key.second) << "\n";
+    }
+    else if (cmd == "main-from-dev")
+    {
+      assert (argc == 4); // <dev-pkg> <dev-ver>
+
+      string n (argv[2]);
+      string v (argv[3]);
+      string d;
+      getline (cin, d, '\0');
+
+      cout << m.main_from_dev (n, v, d) << "\n";
+    }
+    else
+      fail << "unknown command '" << cmd << "'";
+
+    return 0;
+  }
+  catch (const failed&)
+  {
+    return 1;
+  }
+}
+
+int
+main (int argc, char* argv[])
+{
+  return bpkg::main (argc, argv);
+}