ESSNTL-4817: test InventoryHostsJoin

base/database/utils_test.go

@@ -0,0 +1,47 @@
+package database
+
+import (
+	"app/base/rbac"
+	"app/base/utils"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+var (
+	// counts of systems from system_platform JOIN inventory.hosts
+	nGroup1    int64 = 6
+	nGroup2    int64 = 2
+	nUngrouped int64 = 6
+	nAll       int64 = 16
+)
+
+// nolint: lll
+var testCases = []map[int64]map[string]string{
+	{nGroup1: {rbac.KeyGrouped: "{\"[{\\\"id\\\":\\\"inventory-group-1\\\"}]\"}"}},
+	{nGroup2: {rbac.KeyGrouped: "{\"[{\\\"id\\\":\\\"inventory-group-2\\\"}]\"}"}},
+	{nGroup1 + nGroup2: {rbac.KeyGrouped: "{\"[{\\\"id\\\":\\\"inventory-group-1\\\"}]\",\"[{\\\"id\\\":\\\"inventory-group-2\\\"}]\"}"}},
+	{nGroup1 + nUngrouped: {
+		rbac.KeyGrouped:   "{\"[{\\\"id\\\":\\\"inventory-group-1\\\"}]\"}",
+		rbac.KeyUngrouped: "[]",
+	}},
+	{nUngrouped: {
+		rbac.KeyGrouped:   "{\"[{\\\"id\\\":\\\"non-existing-group\\\"}]\"}",
+		rbac.KeyUngrouped: "[]",
+	}},
+	{0: {rbac.KeyGrouped: "{\"[{\\\"id\\\":\\\"non-existing-group\\\"}]\"}"}},
+	{nAll: {}},
+}
+
+func TestInventoryHostsJoin(t *testing.T) {
+	utils.SkipWithoutDB(t)
+	Configure()
+
+	for _, tc := range testCases {
+		for expectedCount, groups := range tc {
+			var count int64
+			InventoryHostsJoin(Db.Table("system_platform sp"), groups).Count(&count)
+			assert.Equal(t, expectedCount, count)
+		}
+	}
+}