diff --git a/src/commonMain/kotlin/net.sergeych.bintools/DataSource.kt b/src/commonMain/kotlin/net.sergeych.bintools/DataSource.kt
index fd8fde4..cb02731 100644
--- a/src/commonMain/kotlin/net.sergeych.bintools/DataSource.kt
+++ b/src/commonMain/kotlin/net.sergeych.bintools/DataSource.kt
@@ -13,7 +13,7 @@ interface DataSource {
     /**
      * Exception that implementations must throw on end of data
      */
-    class EndOfData: Exception("no more data available")
+    class EndOfData : Exception("no more data available")
 
     fun readByte(): Byte
 
@@ -32,6 +32,7 @@ interface DataSource {
     fun readI64(): Long = bytesToLong(readBytes(8))
 
     fun readDouble() = Double.fromBits(readI64())
+
     fun readFloat() = Float.fromBits(readI32())
 
 }
@@ -42,11 +43,11 @@ fun ByteArray.toDataSource(): DataSource =
             private set
 
         override fun readByte(): Byte =
-            if( position < size ) this@toDataSource[position++]
-        else throw DataSource.EndOfData()
+            if (position < size) this@toDataSource[position++]
+            else throw DataSource.EndOfData()
     }
 
-inline fun <reified T : Any> DataSource.readNumber(): T = when(typeOf<T>()) {
+inline fun <reified T : Any> DataSource.readNumber(): T = when (typeOf<T>()) {
     typeOf<Double>() -> readDouble() as T
     typeOf<Float>() -> readFloat() as T
     else -> Smartint.decode(this)
diff --git a/src/commonMain/kotlin/net.sergeych.bintools/simple_codecs.kt b/src/commonMain/kotlin/net.sergeych.bintools/simple_codecs.kt
index 656d481..ae0c76e 100644
--- a/src/commonMain/kotlin/net.sergeych.bintools/simple_codecs.kt
+++ b/src/commonMain/kotlin/net.sergeych.bintools/simple_codecs.kt
@@ -13,7 +13,7 @@ fun longToBytes(value: Long): ByteArray {
 
 fun intToBytes(value: Int): ByteArray {
     var l = value
-    val result = ByteArray(8)
+    val result = ByteArray(4)
     for (i in 3 downTo 0) {
         result[i] = (l and 0xFF).toByte()
         l = l shr 8
diff --git a/src/commonMain/kotlin/net.sergeych.bipack/BipackDecoder.kt b/src/commonMain/kotlin/net.sergeych.bipack/BipackDecoder.kt
index 6bf28b0..8d52e9a 100644
--- a/src/commonMain/kotlin/net.sergeych.bipack/BipackDecoder.kt
+++ b/src/commonMain/kotlin/net.sergeych.bipack/BipackDecoder.kt
@@ -77,6 +77,7 @@ class BipackDecoder(val input: DataSource, var elementsCount: Int = 0) : Abstrac
         super.endStructure(descriptor)
     }
 
+    override fun decodeSequentially(): Boolean = true
     override fun decodeCollectionSize(descriptor: SerialDescriptor): Int =
         input.readNumber<UInt>().toInt().also {
             elementsCount = it
@@ -96,3 +97,5 @@ class BipackDecoder(val input: DataSource, var elementsCount: Int = 0) : Abstrac
             decode(source.toDataSource(), serializer())
     }
 }
+
+inline fun <reified T>ByteArray.decodeFromBipack() = BipackDecoder.decode<T>(this)
diff --git a/src/commonMain/kotlin/net.sergeych.bipack/BipackEncoder.kt b/src/commonMain/kotlin/net.sergeych.bipack/BipackEncoder.kt
index e61db38..ed4576a 100644
--- a/src/commonMain/kotlin/net.sergeych.bipack/BipackEncoder.kt
+++ b/src/commonMain/kotlin/net.sergeych.bipack/BipackEncoder.kt
@@ -18,9 +18,7 @@ class BipackEncoder(var output: DataSink) : AbstractEncoder() {
 
     override fun encodeElement(descriptor: SerialDescriptor, index: Int): Boolean {
         return super.encodeElement(descriptor, index).also {
-            println(">> $index: ${descriptor.getElementAnnotations(index)}")
             nextIsUnsigned = descriptor.getElementAnnotations(index).any { it is Unsigned }
-            println("${descriptor.getElementDescriptor(index)} -> $nextIsUnsigned")
         }
     }
 //    fun isUnsigned(): Boolean {
@@ -37,7 +35,6 @@ class BipackEncoder(var output: DataSink) : AbstractEncoder() {
     else
         output.writeNumber(value.toInt())
     override fun encodeInt(value: Int) {
-        println("EncodeInt: $value / $nextIsUnsigned")
         if (nextIsUnsigned)
             output.writeNumber(value.toUInt())
         else
diff --git a/src/commonTest/kotlin/bipack/BipackEncoderTest.kt b/src/commonTest/kotlin/bipack/BipackEncoderTest.kt
index 091d107..43bb310 100644
--- a/src/commonTest/kotlin/bipack/BipackEncoderTest.kt
+++ b/src/commonTest/kotlin/bipack/BipackEncoderTest.kt
@@ -16,7 +16,8 @@ data class Foobar1(val bar: Int, val foo: Int = 117)
 
 @Serializable
 @ExtendableFormat
-data class Foobar2(val bar: Int, val foo: Int,val other: Int = -1)
+data class Foobar2(val bar: Int, val foo: Int, val other: Int = -1)
+
 @Serializable
 @Framed
 @ExtendableFormat
@@ -26,17 +27,18 @@ data class FoobarF1(val bar: Int, val foo: Int = 117)
 @Framed
 @ExtendableFormat
 @SerialName("bipack.FoobarF1")
-data class FoobarF2(val bar: Int, val foo: Int,val other: Int = -1)
+data class FoobarF2(val bar: Int, val foo: Int, val other: Int = -1)
+
 @Serializable
 @Framed
 @ExtendableFormat
-data class FoobarF3(val bar: Int, val foo: Int,val other: Int = -1)
+data class FoobarF3(val bar: Int, val foo: Int, val other: Int = -1)
 
 @Serializable
 @Framed
 @ExtendableFormat
 @CrcProtected()
-data class FoobarFP1(val bar: Int, val foo: Int,val other: Int = -1)
+data class FoobarFP1(val bar: Int, val foo: Int, val other: Int = -1)
 
 class BipackEncoderTest {
 
@@ -61,6 +63,7 @@ class BipackEncoderTest {
         assertEquals(-1, c.other)
         assertEquals(a.bar, c.bar)
     }
+
     @Test
     fun encodeFramed() {
         val a = FoobarF1(42)//, "bum")
@@ -103,13 +106,15 @@ class BipackEncoderTest {
         val u: UInt,
         @Unsigned
         val i: Int,
-        val k: UInt = 3u)
+        val k: UInt = 3u,
+    )
+
     @Test
     fun testByteArray() {
 //        val z = Foobar1(42)//, "bum")
 //        println(BipackEncoder.encode(z).toDump())
 
-        val x = byteArrayOf(1,2,3)
+        val x = byteArrayOf(1, 2, 3)
         var d = BipackEncoder.encode(x)
         println(d.toDump())
         assertEquals(0x0c, d[0])
@@ -128,4 +133,54 @@ class BipackEncoderTest {
 
         assertEquals(f, BipackDecoder.decode(d))
     }
+
+    @Serializable
+    data class Types1(
+        val i: Int = 7,
+        val f: Float = 1f/3f,
+        val d: Double = 1.0/3.0,
+        val b: Boolean = true,
+        val s: String = "жёпа",
+        val ba: ByteArray = byteArrayOf(1,2,3),
+        val ch: Char = 'Ы',
+    ) {
+        override fun equals(other: Any?): Boolean {
+            if (this === other) return true
+            if (other == null || this::class != other::class) return false
+
+            other as Types1
+
+            if (i != other.i) return false
+            if (f != other.f) return false
+            if (d != other.d) return false
+            if (b != other.b) return false
+            if (s != other.s) return false
+            if (!ba.contentEquals(other.ba)) return false
+            if (ch != other.ch) return false
+
+            return true
+        }
+
+        override fun hashCode(): Int {
+            var result = i
+            result = 31 * result + f.hashCode()
+            result = 31 * result + d.hashCode()
+            result = 31 * result + b.hashCode()
+            result = 31 * result + s.hashCode()
+            result = 31 * result + ba.contentHashCode()
+            result = 31 * result + ch.hashCode()
+            return result
+        }
+    }
+
+    @Test
+    fun testTypes() {
+//        val t1 = Types1(10, 1.0f / 10.0f, 1.0 / 10.0, true, "жесть", byteArrayOf(1, 2, 3), 'Ы')
+        val t1 = Types1(f=17f/7f)
+        val d = BipackEncoder.encode(t1)
+//        println(d.toDump())
+//        println(t1)
+//        println(d.decodeFromBipack<Types1>())
+        assertEquals(t1, d.decodeFromBipack())
+    }
 }
\ No newline at end of file