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magic_string_helper_test.go
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magic_string_helper_test.go
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package magic_string_helper
import (
"fmt"
"github.com/kurtosis-tech/kurtosis/container-engine-lib/lib/database_accessors/enclave_db"
"github.com/kurtosis-tech/kurtosis/core/server/api_container/server/startosis_engine/runtime_value_store"
"github.com/stretchr/testify/require"
bolt "go.etcd.io/bbolt"
"go.starlark.net/starlark"
"os"
"testing"
)
const (
testStringRuntimeValue = starlark.String("test_string")
testRuntimeValueField = "field.subfield"
testExpectedInterpolatedString = starlark.String("test_string is not 0")
)
var testIntRuntimeValue = starlark.MakeInt(0)
func TestGetOrReplaceRuntimeValueFromString_BasicFetch(t *testing.T) {
enclaveDb := getEnclaveDBForTest(t)
runtimeValueStore, err := runtime_value_store.CreateRuntimeValueStore(enclaveDb)
require.NoError(t, err)
stringValueUuid, err := runtimeValueStore.CreateValue()
require.Nil(t, err)
err = runtimeValueStore.SetValue(stringValueUuid, map[string]starlark.Comparable{testRuntimeValueField: testStringRuntimeValue})
require.NoError(t, err)
intValueUuid, err := runtimeValueStore.CreateValue()
require.Nil(t, err)
err = runtimeValueStore.SetValue(intValueUuid, map[string]starlark.Comparable{testRuntimeValueField: testIntRuntimeValue})
require.NoError(t, err)
fetchedStringValue, err := GetOrReplaceRuntimeValueFromString(fmt.Sprintf(RuntimeValueReplacementPlaceholderFormat, stringValueUuid, testRuntimeValueField), runtimeValueStore)
require.Nil(t, err)
require.Equal(t, fetchedStringValue, testStringRuntimeValue)
fetchedIntValue, err := GetOrReplaceRuntimeValueFromString(fmt.Sprintf(RuntimeValueReplacementPlaceholderFormat, intValueUuid, testRuntimeValueField), runtimeValueStore)
require.Nil(t, err)
require.Equal(t, fetchedIntValue, testIntRuntimeValue)
}
func TestGetOrReplaceRuntimeValueFromString_Interpolated(t *testing.T) {
enclaveDb := getEnclaveDBForTest(t)
runtimeValueStore, err := runtime_value_store.CreateRuntimeValueStore(enclaveDb)
require.NoError(t, err)
stringValueUuid, err := runtimeValueStore.CreateValue()
require.Nil(t, err)
err = runtimeValueStore.SetValue(stringValueUuid, map[string]starlark.Comparable{testRuntimeValueField: testStringRuntimeValue})
require.NoError(t, err)
intValueUuid, err := runtimeValueStore.CreateValue()
require.Nil(t, err)
err = runtimeValueStore.SetValue(intValueUuid, map[string]starlark.Comparable{testRuntimeValueField: testIntRuntimeValue})
require.NoError(t, err)
stringRuntimeValue := fmt.Sprintf(RuntimeValueReplacementPlaceholderFormat, stringValueUuid, testRuntimeValueField)
intRuntimeValue := fmt.Sprintf(RuntimeValueReplacementPlaceholderFormat, intValueUuid, testRuntimeValueField)
interpolatedString := fmt.Sprintf("%v is not %v", stringRuntimeValue, intRuntimeValue)
resolvedInterpolatedString, err := GetOrReplaceRuntimeValueFromString(interpolatedString, runtimeValueStore)
require.Nil(t, err)
require.Equal(t, resolvedInterpolatedString, testExpectedInterpolatedString)
}
func TestReplaceRuntimeValueFromString(t *testing.T) {
enclaveDb := getEnclaveDBForTest(t)
runtimeValueStore, err := runtime_value_store.CreateRuntimeValueStore(enclaveDb)
require.NoError(t, err)
stringValueUuid, err := runtimeValueStore.CreateValue()
require.Nil(t, err)
err = runtimeValueStore.SetValue(stringValueUuid, map[string]starlark.Comparable{testRuntimeValueField: testStringRuntimeValue})
require.NoError(t, err)
intValueUuid, err := runtimeValueStore.CreateValue()
require.Nil(t, err)
err = runtimeValueStore.SetValue(intValueUuid, map[string]starlark.Comparable{testRuntimeValueField: testIntRuntimeValue})
require.NoError(t, err)
stringRuntimeValue := fmt.Sprintf(RuntimeValueReplacementPlaceholderFormat, stringValueUuid, testRuntimeValueField)
intRuntimeValue := fmt.Sprintf(RuntimeValueReplacementPlaceholderFormat, intValueUuid, testRuntimeValueField)
interpolatedString := fmt.Sprintf("%v is not %v", stringRuntimeValue, intRuntimeValue)
resolvedInterpolatedString, err := ReplaceRuntimeValueInString(interpolatedString, runtimeValueStore)
require.Nil(t, err)
require.Equal(t, resolvedInterpolatedString, testExpectedInterpolatedString.GoString())
}
func getEnclaveDBForTest(t *testing.T) *enclave_db.EnclaveDB {
file, err := os.CreateTemp("/tmp", "*.db")
defer func() {
err = os.Remove(file.Name())
require.NoError(t, err)
}()
require.NoError(t, err)
db, err := bolt.Open(file.Name(), 0666, nil)
require.NoError(t, err)
enclaveDb := &enclave_db.EnclaveDB{
DB: db,
}
return enclaveDb
}