yq/data_navigator_test.go
2015-10-03 17:25:13 +10:00

65 lines
1.4 KiB
Go

package main
import (
"fmt"
"gopkg.in/yaml.v2"
"os"
"testing"
)
var rawData = `
a: Easy!
b:
c: 2
d: [3, 4]
`
var parsedData map[interface{}]interface{}
func TestMain(m *testing.M) {
err := yaml.Unmarshal([]byte(rawData), &parsedData)
if err != nil {
fmt.Println("Error parsing yaml: %v", err)
os.Exit(1)
}
os.Exit(m.Run())
}
func TestReadMap_simple(t *testing.T) {
assertResult(t, 2, readMap(parsedData, "b", []string{"c"}))
}
func TestReadMap_key_doesnt_exist(t *testing.T) {
assertResult(t, nil, readMap(parsedData, "b.x.f", []string{"c"}))
}
func TestReadMap_with_array(t *testing.T) {
assertResult(t, 4, readMap(parsedData, "b", []string{"d", "1"}))
}
func TestReadMap_with_array_out_of_bounds(t *testing.T) {
assertResult(t, nil, readMap(parsedData, "b", []string{"d", "3"}))
}
func TestWrite_simple(t *testing.T) {
write(parsedData, "b", []string{"c"}, "4")
b := parsedData["b"].(map[interface{}]interface{})
assertResult(t, "4", b["c"].(string))
}
func assertResult(t *testing.T, expectedValue interface{}, actualValue interface{}) {
if expectedValue != actualValue {
t.Error("Expected <", expectedValue, "> but got <", actualValue, ">")
}
}
func assertResultWithContext(t *testing.T, expectedValue interface{}, actualValue interface{}, context interface{}) {
if expectedValue != actualValue {
t.Error(context)
t.Error(": expected <", expectedValue, "> but got <", actualValue, ">")
}
}