package exprhelpers import ( "log" "testing" "github.com/stretchr/testify/assert" ) func TestJsonExtract(t *testing.T) { if err := Init(); err != nil { log.Fatalf(err.Error()) } err := FileInit(TestFolder, "test_data_re.txt", "regex") if err != nil { log.Fatalf(err.Error()) } tests := []struct { name string jsonBlob string targetField string expectResult string }{ { name: "basic json extract", jsonBlob: `{"test" : "1234"}`, targetField: "test", expectResult: "1234", }, { name: "basic json extract with non existing field", jsonBlob: `{"test" : "1234"}`, targetField: "non_existing_field", expectResult: "", }, } for _, test := range tests { result := JsonExtract(test.jsonBlob, test.targetField) isOk := assert.Equal(t, test.expectResult, result) if !isOk { t.Fatalf("test '%s' failed", test.name) } log.Printf("test '%s' : OK", test.name) } }