Fix sorting of platforms and boards (#1282)

Author: silvanocerza

Diff for: commands/board/list.go

@@ -22,6 +22,7 @@ import (
 	"net/http"
 	"regexp"
 	"sort"
+	"strings"
 	"sync"
 
 	"github.com/arduino/arduino-cli/arduino/cores/packagemanager"
@@ -151,7 +152,7 @@ func identify(pm *packagemanager.PackageManager, port *commands.BoardPort) ([]*r
 
 	// Sort by FQBN alphabetically
 	sort.Slice(boards, func(i, j int) bool {
-		return boards[i].Fqbn < boards[j].Fqbn
+		return strings.ToLower(boards[i].Fqbn) < strings.ToLower(boards[j].Fqbn)
 	})
 
 	// Put Arduino boards before others in case there are non Arduino boards with identical VID:PID combination

Diff for: commands/core/list.go

@@ -17,6 +17,7 @@ package core
 
 import (
 	"sort"
+	"strings"
 
 	"github.com/arduino/arduino-cli/commands"
 	rpc "github.com/arduino/arduino-cli/rpc/cc/arduino/cli/commands/v1"
@@ -71,7 +72,7 @@ func GetPlatforms(req *rpc.PlatformListRequest) ([]*rpc.Platform, error) {
 	}
 	// Sort result alphabetically and put deprecated platforms at the bottom
 	sort.Slice(res, func(i, j int) bool {
-		return res[i].Name < res[j].Name
+		return strings.ToLower(res[i].Name) < strings.ToLower(res[j].Name)
 	})
 	sort.SliceStable(res, func(i, j int) bool {
 		if !res[i].Deprecated && res[j].Deprecated {

Diff for: commands/core/search.go

@@ -117,7 +117,7 @@ func PlatformSearch(req *rpc.PlatformSearchRequest) (*rpc.PlatformSearchResponse
 	// Sort result alphabetically and put deprecated platforms at the bottom
 	sort.Slice(
 		out, func(i, j int) bool {
-			return out[i].Name < out[j].Name
+			return strings.ToLower(out[i].Name) < strings.ToLower(out[j].Name)
 		})
 	sort.SliceStable(
 		out, func(i, j int) bool {

Diff for: test/test_core.py

@@ -550,8 +550,8 @@ def test_core_search_sorted_results(run_command, httpserver):
     deprecated = [l for l in lines if l[2].startswith("[DEPRECATED]")]
 
     # verify that results are already sorted correctly
-    assert not_deprecated == sorted(not_deprecated, key=lambda tokens: tokens[2])
-    assert deprecated == sorted(deprecated, key=lambda tokens: tokens[2])
+    assert not_deprecated == sorted(not_deprecated, key=lambda tokens: tokens[2].lower())
+    assert deprecated == sorted(deprecated, key=lambda tokens: tokens[2].lower())
 
     # verify that deprecated platforms are the last ones
     assert lines == not_deprecated + deprecated
@@ -565,8 +565,8 @@ def test_core_search_sorted_results(run_command, httpserver):
     deprecated = [p for p in platforms if p.get("deprecated")]
 
     # verify that results are already sorted correctly
-    assert not_deprecated == sorted(not_deprecated, key=lambda keys: keys["name"])
-    assert deprecated == sorted(deprecated, key=lambda keys: keys["name"])
+    assert not_deprecated == sorted(not_deprecated, key=lambda keys: keys["name"].lower())
+    assert deprecated == sorted(deprecated, key=lambda keys: keys["name"].lower())
     # verify that deprecated platforms are the last ones
     assert platforms == not_deprecated + deprecated
 
@@ -593,8 +593,8 @@ def test_core_list_sorted_results(run_command, httpserver):
     deprecated = [l for l in lines if l[3].startswith("[DEPRECATED]")]
 
     # verify that results are already sorted correctly
-    assert not_deprecated == sorted(not_deprecated, key=lambda tokens: tokens[3])
-    assert deprecated == sorted(deprecated, key=lambda tokens: tokens[3])
+    assert not_deprecated == sorted(not_deprecated, key=lambda tokens: tokens[3].lower())
+    assert deprecated == sorted(deprecated, key=lambda tokens: tokens[3].lower())
 
     # verify that deprecated platforms are the last ones
     assert lines == not_deprecated + deprecated
@@ -609,8 +609,8 @@ def test_core_list_sorted_results(run_command, httpserver):
     deprecated = [p for p in platforms if p.get("deprecated")]
 
     # verify that results are already sorted correctly
-    assert not_deprecated == sorted(not_deprecated, key=lambda keys: keys["name"])
-    assert deprecated == sorted(deprecated, key=lambda keys: keys["name"])
+    assert not_deprecated == sorted(not_deprecated, key=lambda keys: keys["name"].lower())
+    assert deprecated == sorted(deprecated, key=lambda keys: keys["name"].lower())
     # verify that deprecated platforms are the last ones
     assert platforms == not_deprecated + deprecated