test(pkg/storage/cfgmaps): add unit test for ConfigMaps.Query

Signed-off-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>

pkg/storage/driver/cfgmaps_test.go

@@ -130,6 +130,30 @@ func TestConfigMapList(t *testing.T) {
 	}
 }
 
+func TestConfigMapQuery(t *testing.T) {
+	cfgmaps := newTestFixtureCfgMaps(t, []*rspb.Release{
+		releaseStub("key-1", 1, "default", rspb.StatusUninstalled),
+		releaseStub("key-2", 1, "default", rspb.StatusUninstalled),
+		releaseStub("key-3", 1, "default", rspb.StatusDeployed),
+		releaseStub("key-4", 1, "default", rspb.StatusDeployed),
+		releaseStub("key-5", 1, "default", rspb.StatusSuperseded),
+		releaseStub("key-6", 1, "default", rspb.StatusSuperseded),
+	}...)
+
+	rls, err := cfgmaps.Query(map[string]string{"status": "deployed"})
+	if err != nil {
+		t.Errorf("Failed to query: %s", err)
+	}
+	if len(rls) != 2 {
+		t.Errorf("Expected 2 results, got %d", len(rls))
+	}
+
+	_, err = cfgmaps.Query(map[string]string{"name": "notExist"})
+	if err != ErrReleaseNotFound {
+		t.Errorf("Expected {%v}, got {%v}", ErrReleaseNotFound, err)
+	}
+}
+
 func TestConfigMapCreate(t *testing.T) {
 	cfgmaps := newTestFixtureCfgMaps(t)