Fix core search not showing board name for 3rd party cores (#556)

* use a real archive as a fake core

* fix core search for 3rd party cores with tests

Author: Massimiliano Pippi

Diff for: cli/core/search.go

@@ -51,13 +51,13 @@ func initSearchCommand() *cobra.Command {
 func runSearchCommand(cmd *cobra.Command, args []string) {
 	inst, err := instance.CreateInstance()
 	if err != nil {
-		feedback.Errorf("Error saerching for platforms: %v", err)
+		feedback.Errorf("Error searching for platforms: %v", err)
 		os.Exit(errorcodes.ErrGeneric)
 	}
 
-	logrus.Info("Executing `arduino core search`")
-
 	arguments := strings.ToLower(strings.Join(args, " "))
+	logrus.Infof("Executing `arduino core search` with args: '%s'", arguments)
+
 	resp, err := core.PlatformSearch(inst.GetId(), arguments, allVersions)
 	if err != nil {
 		feedback.Errorf("Error saerching for platforms: %v", err)

Diff for: commands/core/search.go

@@ -26,7 +26,7 @@ import (
 )
 
 func match(line, searchArgs string) bool {
-	return strings.Contains(strings.ToLower(line), searchArgs)
+	return strings.Contains(strings.ToLower(line), strings.ToLower(searchArgs))
 }
 
 // PlatformSearch FIXMEDOC
@@ -43,12 +43,18 @@ func PlatformSearch(instanceID int32, searchArgs string, allVersions bool) (*rpc
 	} else {
 		for _, targetPackage := range pm.Packages {
 			for _, platform := range targetPackage.Platforms {
+				// discard invalid platforms
+				if platform == nil || platform.Name == "" {
+					continue
+				}
+
+				// discard invalid releases
 				platformRelease := platform.GetLatestRelease()
 				if platformRelease == nil {
 					continue
 				}
 
-				// platform has a release, check if it matches the search arguments
+				// platform has a valid release, check if it matches the search arguments
 				if match(platform.Name, searchArgs) || match(platform.Architecture, searchArgs) {
 					if allVersions {
 						res = append(res, platform.GetAllReleases()...)

Diff for: commands/core/search_test.go

@@ -0,0 +1,29 @@
+// This file is part of arduino-cli.
+//
+// Copyright 2020 ARDUINO SA (http://www.arduino.cc/)
+//
+// This software is released under the GNU General Public License version 3,
+// which covers the main part of arduino-cli.
+// The terms of this license can be found at:
+// https://www.gnu.org/licenses/gpl-3.0.en.html
+//
+// You can be released from the requirements of the above licenses by purchasing
+// a commercial license. Buying such a license is mandatory if you want to
+// modify or otherwise use the software for commercial activities involving the
+// Arduino software without disclosing the source code of your own applications.
+// To purchase a commercial license, send an email to [email protected].
+
+package core
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestMatch(t *testing.T) {
+	assert.True(t, match("this is platform Foo", "foo"))
+	assert.True(t, match("this is platform Foo", "FOO"))
+	assert.True(t, match("this is platform Foo", ""))
+	assert.False(t, match("this is platform Foo", "Bar"))
+}

Diff for: test/test_core.py

@@ -21,14 +21,6 @@
 def test_core_search(run_command):
     url = "https://raw.githubusercontent.com/arduino/arduino-cli/master/test/testdata/test_index.json"
     assert run_command("core update-index --additional-urls={}".format(url))
-    # list all
-    result = run_command("core search")
-    assert result.ok
-    # filter out empty lines and subtract 1 for the header line
-    platforms_count = len([l for l in result.stdout.splitlines() if l]) - 1
-    result = run_command("core search --format json")
-    assert result.ok
-    assert len(json.loads(result.stdout)) == platforms_count
     # search a specific core
     result = run_command("core search avr")
     assert result.ok
@@ -51,3 +43,55 @@ def test_core_search(run_command):
     assert result.ok
     data = json.loads(result.stdout)
     assert 2 == len(data)
+
+
+def test_core_search_no_args(run_command):
+    """
+    This tests `core search` with and without additional URLs in case no args
+    are passed (i.e. all results are shown).
+    """
+    # update custom index and install test core (installed cores affect `core search`)
+    url = "https://raw.githubusercontent.com/arduino/arduino-cli/massi/506/test/testdata/test_index.json"
+    assert run_command("core update-index --additional-urls={}".format(url))
+    assert run_command("core install test:x86 --additional-urls={}".format(url))
+
+    # list all with no additional urls, ensure the test core won't show up
+    result = run_command("core search")
+    assert result.ok
+    num_platforms = 0
+    for l in result.stdout.splitlines()[1:]:  # ignore the header on first line
+        if l:  # ignore empty lines
+            assert not l.startswith("test:x86")
+            num_platforms += 1
+
+    # same thing in JSON format, also check the number of platforms found is the same
+    result = run_command("core search --format json")
+    assert result.ok
+    platforms = json.loads(result.stdout)
+    for elem in platforms:
+        assert elem.get("Name") != "test_core"
+    assert len(platforms) == num_platforms
+
+    # list all with additional urls, check the test core is there
+    result = run_command("core search --additional-urls={}".format(url))
+    assert result.ok
+    num_platforms = 0
+    found = False
+    for l in result.stdout.splitlines()[1:]:  # ignore the header on first line
+        if l:  # ignore empty lines
+            if l.startswith("test:x86"):
+                found = True
+            num_platforms += 1
+    assert found
+
+    # same thing in JSON format, also check the number of platforms found is the same
+    result = run_command("core search --format json --additional-urls={}".format(url))
+    assert result.ok
+    found = False
+    platforms = json.loads(result.stdout)
+    for elem in platforms:
+        if elem.get("Name") == "test_core":
+            found = True
+            break
+    assert found
+    assert len(platforms) == num_platforms

Diff for: test/testdata/core.txt

@@ -12,12 +12,12 @@
                     "help": {
                         "online": "https://github.com/Arduino/arduino-cli"
                     },
-                    "url": "https://raw.githubusercontent.com/arduino/arduino-cli/massi/additional-urls/test/testdata/core.txt",
+                    "url": "https://raw.githubusercontent.com/arduino/arduino-cli/massi/506/test/testdata/core.zip",
                     "checksum": "SHA-256:1ba93f6aea56842dfef065c0f5eb0a34c1f78b72b3f2426c94e47ba3a359c9ff",
                     "name": "test_core",
                     "version": "1.0.0",
                     "architecture": "x86",
-                    "archiveFileName": "core.txt",
+                    "archiveFileName": "core.zip",
                     "size": "2799",
                     "toolsDependencies": [],
                     "boards": [
@@ -31,12 +31,12 @@
                     "help": {
                         "online": "https://github.com/Arduino/arduino-cli"
                     },
-                    "url": "https://raw.githubusercontent.com/arduino/arduino-cli/massi/additional-urls/test/testdata/core.txt",
+                    "url": "https://raw.githubusercontent.com/arduino/arduino-cli/massi/506/test/testdata/core.zip",
                     "checksum": "SHA-256:1ba93f6aea56842dfef065c0f5eb0a34c1f78b72b3f2426c94e47ba3a359c9ff",
                     "name": "test_core",
                     "version": "2.0.0",
                     "architecture": "x86",
-                    "archiveFileName": "core.txt",
+                    "archiveFileName": "core.zip",
                     "size": "2799",
                     "toolsDependencies": [],
                     "boards": [
@@ -51,4 +51,4 @@
             "name": "test"
         }
     ]
-}
+}