Bump clic dependency (#1363)

* Bump clic dependency to include clic#27

* Add test to double-check proper UTF-8 output

* Make test not dependent on tty detection

alire.toml

@@ -47,7 +47,7 @@ windows = { ALIRE_OS = "windows" }
 [[pins]]
 aaa = { url = "https://github.com/mosteo/aaa", commit = "906d9eaf4fb8efabfbc3d8cfb34d04ceec340e13" }
 ada_toml = { url = "https://github.com/mosteo/ada-toml", commit = "da4e59c382ceb0de6733d571ecbab7ea4919b33d" }
-clic = { url = "https://github.com/alire-project/clic", commit = "ce4668206bbd038e857ce6a2d463c3de9a0cc9bb" }
+clic = { url = "https://github.com/alire-project/clic", commit = "8d26222de71014554999e48c821906fca0e3dc41" }
 gnatcoll = { url = "https://github.com/alire-project/gnatcoll-core.git", commit = "92bb91130a9ec628b4c48b7ef9fe7f24d9dc25fa" }
 semantic_versioning = { url = "https://github.com/alire-project/semantic_versioning", commit = "2f23fc5f6b4855b836b599adf292fed9c0ed4144" }
 simple_logging = { url = "https://github.com/alire-project/simple_logging", commit = "3505dc645f3eef6799a486aae223d37e88cfc4d5" }

src/alr/alr-commands-dev.adb

@@ -1,3 +1,5 @@
+with Ada.Strings.UTF_Encoding.Wide_Wide_Strings;
+
 with Alire.Selftest;
 
 package body Alr.Commands.Dev is
@@ -11,6 +13,17 @@ package body Alr.Commands.Dev is
       null;
    end Custom;
 
+   --------------------------
+   -- Print_UTF_8_Sequence --
+   --------------------------
+
+   procedure Print_UTF_8_Sequence is
+      use Ada.Strings.UTF_Encoding.Wide_Wide_Strings;
+   begin
+      --  When compiled with -gnatW8, the following should produce valid UTF-8
+      Trace.Always (Encode ("ⓘ✓"));
+   end Print_UTF_8_Sequence;
+
    -------------
    -- Execute --
    -------------
@@ -39,6 +52,10 @@ package body Alr.Commands.Dev is
       if Cmd.Self_Test then
          Alire.Selftest.Run;
       end if;
+
+      if Cmd.UTF_8_Test then
+         Print_UTF_8_Sequence;
+      end if;
    end Execute;
 
    ----------------------
@@ -83,6 +100,11 @@ package body Alr.Commands.Dev is
                      Cmd.Self_Test'Access,
                      "", "--test",
                      "Run self-tests");
+
+      Define_Switch (Config,
+                     Cmd.UTF_8_Test'Access,
+                     "", "--utf8",
+                     "Print a known UTF-8 sequence");
    end Setup_Switches;
 
 end Alr.Commands.Dev;

src/alr/alr-commands-dev.ads

@@ -36,6 +36,7 @@ private
       Filtering    : aliased Boolean := False; -- Runs debug scope filtering
       Raise_Except : aliased Boolean := False;
       Self_Test    : aliased Boolean := False;
+      UTF_8_Test   : aliased Boolean := False; -- Produce some UTF-8 output
    end record;
 
 end Alr.Commands.Dev;

testsuite/tests/misc/utf8-output/test.py

@@ -0,0 +1,18 @@
+# -*- coding: utf-8 -*-
+# Just to be sure
+
+"""
+Verify that by default, alr prints the proper UTF-8 output
+"""
+
+from drivers.alr import init_local_crate, run_alr
+from drivers.asserts import assert_eq
+
+# Check that logging output is producing the expected valid UTF-8 output
+
+init_local_crate()
+p = run_alr("dev", "--utf8")
+
+assert_eq("ⓘ✓\n", p.out)
+
+print('SUCCESS')

testsuite/tests/misc/utf8-output/test.yaml

@@ -0,0 +1 @@
+driver: python-script