chore: add tests

internal/sidecarlogartifacts/sidecarlogartifacts.go

@@ -17,7 +17,6 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"log"
 	"os"
 	"path/filepath"
 	"time"
@@ -117,7 +116,7 @@ func GetArtifactsFromSidecarLogs(ctx context.Context, clientset kubernetes.Inter
 func LookForArtifacts(names []string, runDir string) (SidecarArtifacts, error) {
 	err := waitForStepsToFinish(runDir)
 	if err != nil {
-		log.Fatal(err)
+		return nil, err
 	}
 	artifacts := SidecarArtifacts{}
 	for _, name := range names {
@@ -132,7 +131,6 @@ func LookForArtifacts(names []string, runDir string) (SidecarArtifacts, error) {
 			return artifacts, err
 		}
 		artifacts[name] = v1.Artifacts{Inputs: subRes.Inputs, Outputs: subRes.Outputs}
-
 	}
 	return artifacts, nil
 }

internal/sidecarlogartifacts/sidecarlogartifacts_test.go

@@ -0,0 +1,85 @@
+/*
+Copyright 2024 The Tekton Authors
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package sidecarlogartifacts
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestLookForArtifacts_WaitForFiles(t *testing.T) {
+
+	tests := []struct {
+		desc       string
+		wantErr    bool
+		runDirMode os.FileMode
+		stepDir    string
+		outFile    string
+	}{
+		{
+			desc:       "fail to read runDir, err",
+			wantErr:    true,
+			runDirMode: 0o000,
+		},
+		{
+			desc:       "out.err file exist, no err",
+			runDirMode: 0o755,
+			stepDir:    "first",
+			outFile:    "out.err",
+		},
+		{
+			desc:       "out file exist, no err",
+			runDirMode: 0o755,
+			stepDir:    "first",
+			outFile:    "out.err",
+		},
+	}
+
+	for _, tc := range tests {
+		t.Run(tc.desc, func(t *testing.T) {
+			dir := t.TempDir()
+			_ = os.Chmod(dir, tc.runDirMode)
+			if tc.stepDir != "" {
+				_ = os.MkdirAll(filepath.Join(dir, tc.stepDir), os.ModePerm)
+
+				outFile := filepath.Join(dir, tc.stepDir, tc.outFile)
+				_, err := os.Create(outFile)
+				if err != nil {
+					t.Fatalf("failed to create file %v", err)
+				}
+			}
+			_, err := LookForArtifacts([]string{}, dir)
+			if (err != nil) != tc.wantErr {
+				t.Fatalf("error checking failed, err: %v", err)
+			}
+		})
+	}
+}
+
+func TestLookForArtifacts(t *testing.T) {
+
+	tests := []struct {
+		desc       string
+		wantErr    bool
+		runDirMode os.FileMode
+	}{{}}
+
+	for _, tc := range tests {
+
+	}
+}