1 files changed, 85 insertions, 0 deletions
diff --git a/runtime/commonTest/src/kotlinx/serialization/cbor/CborReaderTest.kt b/runtime/commonTest/src/kotlinx/serialization/cbor/CborReaderTest.kt
new file mode 100644
index 00000000..e6776bf7
--- /dev/null
+++ b/runtime/commonTest/src/kotlinx/serialization/cbor/CborReaderTest.kt
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package kotlinx.serialization.cbor
+
+import kotlinx.io.ByteArrayInputStream
+import kotlinx.serialization.internal.HexConverter
+import kotlinx.serialization.loads
+import kotlinx.serialization.test.shouldBe
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class CborReaderTest {
+    private fun withDecoder(input: String, block: Cbor.CborDecoder.() -> Unit) {
+        val bytes = HexConverter.parseHexBinary(input.toUpperCase())
+        Cbor.CborDecoder(ByteArrayInputStream(bytes)).block()
+    }
+
+    @Test
+    fun testDecodeIntegers() {
+        withDecoder("0C1903E8") {
+            nextNumber() shouldBe 12L
+            nextNumber() shouldBe 1000L
+        }
+        withDecoder("203903e7") {
+            nextNumber() shouldBe -1L
+            nextNumber() shouldBe -1000L
+        }
+    }
+
+    @Test
+    fun testDecodeStrings() {
+        withDecoder("6568656C6C6F") {
+            nextString() shouldBe "hello"
+        }
+        withDecoder("7828737472696E672074686174206973206C6F6E676572207468616E2032332063686172616374657273") {
+            nextString() shouldBe "string that is longer than 23 characters"
+        }
+    }
+
+    @Test
+    fun testDecodeDoubles() {
+        withDecoder("fb7e37e43c8800759c") {
+            nextDouble() shouldBe 1e+300
+        }
+        withDecoder("fa47c35000") {
+            nextFloat() shouldBe 100000.0f
+        }
+    }
+
+    @Test
+    fun testDecodeSimpleObject() {
+        Cbor.loads(Simple.serializer(), "bf616163737472ff") shouldBe Simple("str")
+    }
+
+    @Test
+    fun testDecodeComplicatedObject() {
+        val test = SmallZoo(
+            "Hello, world!",
+            42,
+            null,
+            listOf("a", "b"),
+            mapOf(1 to true, 2 to false),
+            Simple("lol"),
+            listOf(Simple("kek"))
+        )
+
+        Cbor.loads(SmallZoo.serializer(),
+            "bf637374726d48656c6c6f2c20776f726c64216169182a686e756c6c61626c65f6646c6973749f61616162ff636d6170bf01f502f4ff65696e6e6572bf6161636c6f6cff6a696e6e6572734c6973749fbf6161636b656bffffff"
+        ) shouldBe test
+    }
+}