[K/N][tests] Migrate console runtime tests to new testing infra ^KT-61259

native/native.tests/testData/standalone/console/readln.kt

@@ -0,0 +1,16 @@
+// INPUT_DATA_FILE: readln.in
+
+import kotlin.test.*
+
+fun main() {
+    assertEquals("first", readln())
+    assertEquals("", readln())
+    assertEquals("second", readln())
+    // NOTE: Between `bbb` and `c` is "\r\n". `readln()` treats it as a single line separator on all platforms.
+    assertContentEquals("aaaaaa\rbbb".encodeToByteArray(), readln().encodeToByteArray())
+    assertEquals("c", readln())
+    assertEquals("Привет!", readln())
+    assertEquals("A very long line of input with length of more than initial buffer size", readln())
+    assertNull(readlnOrNull())
+    assertFailsWith<RuntimeException> { readln() }
+}