+ @Tranient for serialization
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@@ -3209,6 +3209,23 @@ class ScriptTest {
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)
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}
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@Test
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fun testInstantComponents() = runTest {
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// This is a proposal
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"""
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val t1 = Instant.fromRFC3339("1970-05-06T07:11:56Z")
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// components use default system calendar or modern
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assertEquals(t1.year, 1970)
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assertEquals(t1.month, 5)
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assertEquals(t1.dayOfMonth, 6)
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assertEquals(t1.hour, 7)
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assertEquals(t1.minute, 11)
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assertEquals(t1.second, 56)
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assertEquals("1970-05-06T07:11:56Z", t1.toRFC3339())
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assertEquals("1970-05-06T07:11:56Z", t1.toSortableString())
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""".trimIndent()
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}
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@Test
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fun testDoubleImports() = runTest {
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val s = Scope.new()
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@@ -0,0 +1,241 @@
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/*
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* Copyright 2026 Sergey S. Chernov real.sergeych@gmail.com
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package net.sergeych.lyng
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import kotlinx.coroutines.test.runTest
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import net.sergeych.lyng.obj.ObjInstance
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import net.sergeych.lyng.obj.ObjInt
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import net.sergeych.lyng.obj.ObjNull
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import net.sergeych.lyng.obj.toBool
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import net.sergeych.lynon.lynonDecodeAny
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import net.sergeych.lynon.lynonEncodeAny
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import kotlin.test.Test
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import kotlin.test.assertEquals
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import kotlin.test.assertFalse
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import kotlin.test.assertNotNull
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class TransientTest {
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@Test
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fun testTransient() = runTest {
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val script = """
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class TestTransient(@Transient val a, val b) {
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@Transient var c = 10
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var d = 20
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fun check() {
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a == 1 && b == 2 && c == 10 && d == 20
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}
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}
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val t = TestTransient(1, 2)
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t.c = 30
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t.d = 40
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t
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""".trimIndent()
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val scope = Scope()
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val t = scope.eval(script) as ObjInstance
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// Check initial state
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assertEquals(1, (t.readField(scope, "a").value as ObjInt).value)
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assertEquals(2, (t.readField(scope, "b").value as ObjInt).value)
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assertEquals(30, (t.readField(scope, "c").value as ObjInt).value)
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assertEquals(40, (t.readField(scope, "d").value as ObjInt).value)
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// Serialize
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val serialized = lynonEncodeAny(scope, t)
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println("[DEBUG_LOG] Serialized size: ${serialized.size}")
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// Deserialized
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val t2 = lynonDecodeAny(scope, serialized) as ObjInstance
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// b and d should be preserved
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assertEquals(2, (t2.readField(scope, "b").value as ObjInt).value)
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assertEquals(40, (t2.readField(scope, "d").value as ObjInt).value)
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// a and c should be transient (lost or default/null)
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// For constructor args, we currently set ObjNull if transient
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assertEquals(ObjNull, t2.readField(scope, "a").value)
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// For class fields, if it's transient it's not serialized, so it gets its initial value during construction
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assertEquals(10, (t2.readField(scope, "c").value as ObjInt).value)
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// Check JSON
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val json = t.toJson(scope).toString()
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println("[DEBUG_LOG] JSON: $json")
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assertFalse(json.contains("\"a\":"))
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assertFalse(json.contains("\"c\":"))
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assertNotNull(json.contains("\"b\":2"))
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assertNotNull(json.contains("\"d\":40"))
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}
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@Test
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fun testTransientDefaultAndEquality() = runTest {
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val script = """
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class TestExt(@Transient val a = 100, val b) {
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@Transient var c = 200
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var d = 300
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}
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val t1 = TestExt(b: 2)
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t1.c = 300
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t1.d = 400
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val t2 = TestExt(a: 50, b: 2)
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t2.c = 500
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t2.d = 400
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// Equality should ignore transient fields a and c
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val equal = (t1 == t2)
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[t1, t2, equal]
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""".trimIndent()
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val scope = Scope()
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val result = (scope.eval(script) as net.sergeych.lyng.obj.ObjList).list
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val t1 = result[0] as ObjInstance
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val t2 = result[1] as ObjInstance
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val equal = result[2].toBool()
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assertEquals(true, equal, "Objects should be equal despite different transient fields")
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// Serialize t1
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val serialized = lynonEncodeAny(scope, t1)
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val t1d = lynonDecodeAny(scope, serialized) as ObjInstance
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// a should have its default value 100, not null or 10
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assertEquals(100, (t1d.readField(scope, "a").value as ObjInt).value)
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// c should have its initial value 200
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assertEquals(200, (t1d.readField(scope, "c").value as ObjInt).value)
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// b and d should be preserved
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assertEquals(2, (t1d.readField(scope, "b").value as ObjInt).value)
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assertEquals(400, (t1d.readField(scope, "d").value as ObjInt).value)
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}
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@Test
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fun testStaticTransient() = runTest {
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val script = """
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class TestStatic {
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@Transient static var x = 10
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static var y = 20
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}
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TestStatic.x = 30
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TestStatic.y = 40
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TestStatic
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""".trimIndent()
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val scope = Scope()
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scope.eval(script)
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// Static fields aren't serialized yet, but we ensure the parser accepts it
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}
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@Test
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fun testTransientSize() = runTest {
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val script = """
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class Data1(val a, val b) {
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var c = 30
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}
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class Data2(val a, val b, @Transient val x) {
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var c = 30
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@Transient var y = 40
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}
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val d1 = Data1(10, 20)
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val d2 = Data2(10, 20, 100)
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d2.y = 200
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[d1, d2]
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""".trimIndent()
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val scope = Scope()
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val result = (scope.eval(script) as net.sergeych.lyng.obj.ObjList).list
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val d1 = result[0] as ObjInstance
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val d2 = result[1] as ObjInstance
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val s1 = lynonEncodeAny(scope, d1)
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val s2 = lynonEncodeAny(scope, d2)
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println("[DEBUG_LOG] Data1 size: ${s1.size}")
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println("[DEBUG_LOG] Data2 size: ${s2.size}")
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assertEquals(s1.size, s2.size, "Serialized sizes should match because transient fields are not serialized")
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val j1 = d1.toJson(scope).toString()
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val j2 = d2.toJson(scope).toString()
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println("[DEBUG_LOG] Data1 JSON: $j1")
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println("[DEBUG_LOG] Data2 JSON: $j2")
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assertEquals(j1.length, j2.length, "JSON lengths should match")
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}
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@Test
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fun testObjectTransient() = runTest {
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val script = """
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object MyObject {
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@Transient var temp = 10
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var persistent = 20
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}
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MyObject.temp = 30
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MyObject.persistent = 40
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MyObject
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""".trimIndent()
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val scope = Scope()
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val obj = scope.eval(script) as ObjInstance
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val serialized = lynonEncodeAny(scope, obj)
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val deserialized = lynonDecodeAny(scope, serialized) as ObjInstance
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// persistent should be 40
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assertEquals(40, (deserialized.readField(scope, "persistent").value as ObjInt).value)
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// temp should be restored to 10
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assertEquals(10, (deserialized.readField(scope, "temp").value as ObjInt).value)
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}
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@Test
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fun testStaticTransientToJson() = runTest {
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val script = """
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class TestStatic {
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@Transient static var s1 = 10
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static var s2 = 20
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private static var s3 = 30
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}
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TestStatic
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""".trimIndent()
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val scope = Scope()
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val cls = scope.eval(script) as net.sergeych.lyng.obj.ObjClass
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val json = cls.toJson(scope).toString()
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println("[DEBUG_LOG] Class JSON: $json")
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// s2 should be in JSON
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assertNotNull(json.contains("\"s2\":20"))
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// s1 should NOT be in JSON (transient)
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assertFalse(json.contains("\"s1\":"))
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// s3 should NOT be in JSON (private)
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assertFalse(json.contains("\"s3\":"))
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// __class_name should be there
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assertNotNull(json.contains("\"__class_name\":\"TestStatic\""))
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// Test serialization/deserialization of the class itself
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val serialized = lynonEncodeAny(scope, cls)
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val deserialized = lynonDecodeAny(scope, serialized) as net.sergeych.lyng.obj.ObjClass
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assertEquals(cls, deserialized)
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}
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}
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