feat: add id for self-hosted runner label

tools/citool/cmd/filter_cmd.go

@@ -7,7 +7,9 @@ import (
 	"log"
 	"os"
 	"regexp"
+	"strconv"
 	"strings"
+	"time"
 
 	"github.com/spf13/cobra"
 	"gopkg.in/yaml.v2"
@@ -30,6 +32,7 @@ func filterTests(allTests []CITestConf, workflow, testType, ids string, envresol
 
 		if workflowMatch && typeMatch && idMatch {
 			test.IDSanitized = sanitizeTestID(test.ID)
+			test.RunsOnSelfHosted = processRunsOnSelfHosted(test.RunsOnSelfHosted)
 			filteredTests = append(filteredTests, test)
 		}
 		if envresolve {
@@ -91,6 +94,20 @@ func sanitizeTestID(id string) string {
 	return re.ReplaceAllString(id, "_")
 }
 
+func processRunsOnSelfHosted(label string) string {
+	if label == "" {
+		return ""
+	}
+
+	runId := os.Getenv("GITHUB_RUN_ID")
+	if runId == "" {
+		runId = strconv.FormatInt(time.Now().UnixMilli(), 10)
+	}
+
+	newIdentifier := "runs-on=" + runId + "/"
+	return strings.Replace(label, "runs-on/", newIdentifier, 1)
+}
+
 // Utility function to check if a slice contains a string.
 func contains(slice []string, element string) bool {
 	for _, s := range slice {

tools/citool/cmd/filter_cmd_test.go

@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"strings"
 	"testing"
 )
 
@@ -62,3 +63,40 @@ func TestFilterTestsIntegration(t *testing.T) {
 		})
 	}
 }
+
+func TestRunsOnSelfHostedID(t *testing.T) {
+	tests := []CITestConf{
+		{ID: "foo", TestEnvType: "typeA", RunsOnSelfHosted: "runs-on/cpu=0/ram=0"},
+		{ID: "bar", TestEnvType: "typeA", RunsOnSelfHosted: "runs-on/cpu=1/ram=1"},
+		{ID: "baz", TestEnvType: "typeB", RunsOnSelfHosted: "runs-on=foo/cpu=2/ram=2"},
+		{ID: "qux", TestEnvType: "typeC"},
+	}
+
+	cases := []struct {
+		description        string
+		inputTestType      string
+		expectedSelfHosted bool
+	}{
+		{"Insert epoch time", "typeA", true},
+		{"Dont insert epoch time", "typeB", true},
+		{"No self-hosted label", "typeC", false},
+	}
+
+	for _, c := range cases {
+		t.Run(c.description, func(t *testing.T) {
+			filtered := filterTests(tests, "", c.inputTestType, "", false)
+			for _, test := range filtered {
+				t.Logf("Test ID: %s, RunsOnSelfHosted: %s", test.ID, test.RunsOnSelfHosted)
+				if c.expectedSelfHosted {
+					if !strings.HasPrefix(test.RunsOnSelfHosted, "runs-on=") {
+						t.Errorf("Expected RunsOnSelfHosted to start with 'runs-on='. Got: %s", test.RunsOnSelfHosted)
+					}
+				} else {
+					if test.RunsOnSelfHosted != "" {
+						t.Errorf("Expected RunsOnSelfHosted to be empty. Got: %s", test.RunsOnSelfHosted)
+					}
+				}
+			}
+		})
+	}
+}