modify go.yaml && fix unit test

Author: mervynwang

.github/workflows/go.yml

@@ -29,20 +29,20 @@ jobs:
 
       # Cache go build cache, used to speedup go test
       - name: Go Build Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-build }}
           key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}
 
       # Cache go mod cache, used to speedup builds
       - name: Go Mod Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-mod }}
           key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}
 
       - name: Go Lint Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: |
             ~/.cache/golangci-lint
@@ -66,7 +66,7 @@ jobs:
           sed -i 's/black/whitesmoke/g' coverage.html
           
       - name: Upload a Build Artifact
-        uses: actions/upload-artifact@v3.0.0
+        uses: actions/upload-artifact@v4
         with:
           # Artifact name
           name: coverage.html # optional, default is artifact
@@ -92,14 +92,14 @@ jobs:
 
       # Cache go build cache, used to speedup go test
       - name: Go Build Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-build }}
           key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}
 
       # Cache go mod cache, used to speedup builds
       - name: Go Mod Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-mod }}
           key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}
@@ -125,14 +125,14 @@ jobs:
 
       # Cache go build cache, used to speedup go test
       - name: Go Build Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-build }}
           key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}
 
       # Cache go mod cache, used to speedup builds
       - name: Go Mod Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-mod }}
           key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}
@@ -158,14 +158,14 @@ jobs:
 
       # Cache go build cache, used to speedup go test
       - name: Go Build Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-build }}
           key: ${{ runner.os }}-go-build-${{ hashFiles('**/go.sum') }}
 
       # Cache go mod cache, used to speedup builds
       - name: Go Mod Cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: ${{ steps.go-cache-paths.outputs.go-mod }}
           key: ${{ runner.os }}-go-mod-${{ hashFiles('**/go.sum') }}

pkg/utils/expression_prom_deafult_test.go

@@ -144,7 +144,7 @@ func TestGetPodCpuUsageExpression(t *testing.T) {
 		description: "GetPodCpuUsageExpression",
 		namespace:   "default",
 		name:        "test-pod-001",
-		expect:      "sum(irate(container_cpu_usage_seconds_total{container!=\"POD\",namespace=\"default\",pod=\"test-pod-001\"}[3m]))",
+		expect:      "sum(irate(pod_cpu_seconds_total{mode!~\"idle|iowait\",namespace=\"default\",pod=\"test-pod-001\"}[3m]))",
 	}
 
 	requests := GetPodCpuUsageExpression(test.namespace, test.name)
@@ -163,7 +163,7 @@ func TestGetPodMemUsageExpression(t *testing.T) {
 		description: "GetPodMemUsageExpression",
 		namespace:   "default",
 		name:        "test-pod-001",
-		expect:      "sum(container_memory_working_set_bytes{container!=\"POD\",namespace=\"default\",pod=\"test-pod-001\"})",
+		expect:      "pod_memory_MemTotal_bytes{namespace=\"default\",pod=\"test-pod-001\"} - pod_memory_MemFree_bytes{namespace=\"default\",pod=\"test-pod-001\"}",
 	}
 
 	requests := GetPodMemUsageExpression(test.namespace, test.name)