java-commons/muscript-gson/src/test/java/io/gitlab/jfronny/muscript/gson/test/JsonTest.java

package io.gitlab.jfronny.muscript.gson.test;

import io.gitlab.jfronny.commons.serialize.gson.api.v2.GsonHolders;
import io.gitlab.jfronny.muscript.compiler.MuScriptVersion;
import io.gitlab.jfronny.muscript.libs.StandardLib;
import io.gitlab.jfronny.muscript.compiler.Parser;
import io.gitlab.jfronny.muscript.data.Scope;
import io.gitlab.jfronny.muscript.data.dynamic.Dynamic;
import io.gitlab.jfronny.muscript.data.dynamic.additional.DFinal;
import io.gitlab.jfronny.muscript.gson.GsonLib;
import org.junit.jupiter.api.Test;

import java.util.Arrays;
import java.util.Map;

import static io.gitlab.jfronny.muscript.data.dynamic.additional.DFinal.of;
import static org.junit.jupiter.api.Assertions.assertEquals;

class JsonTest {
    @Test
    void simpleSerialize() {
        assertEquals("\"Yes\"", serialize(of("Yes")));
        assertEquals("{\"key\":3}", serialize(of(Map.of("key", of(3)))));
        assertEquals("[true,12,7]", serialize(of(of(true), of(12), of(7).asString()))); // string lens ignored
    }

    @Test
    void simpleDeserialize() {
        assertEquals(of("Yes"), deserialize("\"Yes\"", Dynamic.class));
        assertEquals(of(Map.of("key", of(3))), deserialize("{\"key\":3}", Dynamic.class));
        assertEquals(of(of(true), of(12), of("7")), deserialize("[true,12,\"7\"]", Dynamic.class));
    }

    @Test
    void muscriptDSL() {
        assertEquals("{\"key\":\"One\",\"key2\":3}", execute("{key = 'One', key2 = 3}::toJson()").asString().getValue());
        assertEquals(of(Map.of("key", of(3), "value", of(false))), execute("args[0]::fromJson()", "{\"key\": 3, \"value\": false}"));
    }

    private Scope createScope() {
        return GsonLib.addTo(StandardLib.createScope(MuScriptVersion.DEFAULT));
    }

    private Dynamic execute(String source, String... args) {
        return Parser.parse(MuScriptVersion.DEFAULT, source)
                .asDynamicExpr()
                .get(createScope()
                        .set("args", DFinal.of(Arrays.stream(args).map(DFinal::of).toList()))
                );
    }

    private String serialize(Object object) {
        return GsonHolders.API.getGson().toJson(object);
    }

    private <T> T deserialize(String source, Class<T> klazz) {
        return GsonHolders.API.getGson().fromJson(source, klazz);
    }
}