[8.19] (backport #10723) [MacOS unit testing] Add version check (#10751)

* [MacOS unit testing] Add version check (#10723)

* Add version check

* Temporarily run macOS 13 unit tests on PR so we can test the changes in this PR

* Extract OS-specific code

* Add debugging statement

* More debugging

* Use macOS version

* Refactoring

* Revert "Temporarily run macOS 13 unit tests on PR so we can test the changes in this PR"

This reverts commit b0ee45a.

(cherry picked from commit c46d456)

# Conflicts:
#	magefile.go

* fix conflicts

* restore clobbered lines

---------

Co-authored-by: Shaunak Kashyap <[email protected]>
Co-authored-by: ebeahan <[email protected]>

Author: 3 people

magefile.go

@@ -36,8 +36,8 @@ import (
 
 	"github.com/elastic/elastic-agent/dev-tools/mage/otel"
 
-	"github.com/jedib0t/go-pretty/v6/table"
 	"github.com/otiai10/copy"
+	"golang.org/x/sync/errgroup"
 
 	"github.com/elastic/elastic-agent/dev-tools/mage"
 	devtools "github.com/elastic/elastic-agent/dev-tools/mage"
@@ -72,9 +72,9 @@ import (
 	// mage:import
 	"github.com/elastic/elastic-agent/dev-tools/mage/target/test"
 
+	"github.com/jedib0t/go-pretty/v6/table"
 	"github.com/magefile/mage/mg"
 	"github.com/magefile/mage/sh"
-	"golang.org/x/sync/errgroup"
 	"gopkg.in/yaml.v3"
 
 	"helm.sh/helm/v3/pkg/action"
@@ -399,6 +399,20 @@ func (Build) TestBinaries() error {
 		fmt.Errorf("cannot build test binaries: %w", err)
 	}
 
+	args := []string{"build", "-v"}
+	if runtime.GOOS == "darwin" {
+		osMajorVer, err := getMacOSMajorVersion()
+		if err != nil {
+			return fmt.Errorf("cannot determine darwin OS major version: %w", err)
+		}
+
+		if osMajorVer > 13 {
+			// Workaround for https://github.com/golang/go/issues/67854 until it
+			// is resolved.
+			args = append(args, "-ldflags", "-extldflags='-ld_classic'")
+		}
+	}
+
 	for _, pkg := range testBinaryPkgs {
 		binary := filepath.Base(pkg)
 		if runtime.GOOS == "windows" {
@@ -4096,3 +4110,18 @@ func loadYamlFile(path string) (map[string]any, error) {
 	}
 	return data, nil
 }
+
+func getMacOSMajorVersion() (int, error) {
+	ver, err := sh.Output("sw_vers", "-productVersion")
+	if err != nil {
+		return 0, err
+	}
+
+	majorVerStr := strings.Split(ver, ".")[0]
+	majorVer, err := strconv.Atoi(majorVerStr)
+	if err != nil {
+		return 0, fmt.Errorf("unable to parse major version from %q: %w", ver, err)
+	}
+
+	return majorVer, nil
+}