From 7f203f1893454d6134b01d608b23da3feb2a0e16 Mon Sep 17 00:00:00 2001
From: Tatu Saloranta <tatu.saloranta@iki.fi>
Date: Fri, 25 Feb 2022 17:23:17 -0800
Subject: [PATCH] Add failing tests for #312 (cbor, smile)

---
 .../cbor/failing/SymbolTable312Test.java      | 53 +++++++++++++++++++
 .../smile/failing/SymbolTable312Test.java     | 53 +++++++++++++++++++
 2 files changed, 106 insertions(+)
 create mode 100644 cbor/src/test/java/com/fasterxml/jackson/dataformat/cbor/failing/SymbolTable312Test.java
 create mode 100644 smile/src/test/java/com/fasterxml/jackson/dataformat/smile/failing/SymbolTable312Test.java

diff --git a/cbor/src/test/java/com/fasterxml/jackson/dataformat/cbor/failing/SymbolTable312Test.java b/cbor/src/test/java/com/fasterxml/jackson/dataformat/cbor/failing/SymbolTable312Test.java
new file mode 100644
index 000000000..607a151b3
--- /dev/null
+++ b/cbor/src/test/java/com/fasterxml/jackson/dataformat/cbor/failing/SymbolTable312Test.java
@@ -0,0 +1,53 @@
+package com.fasterxml.jackson.dataformat.cbor.failing;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.JsonToken;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.dataformat.cbor.CBORTestBase;
+
+public class SymbolTable312Test extends CBORTestBase
+{
+    private final ObjectMapper MAPPER = cborMapper();
+
+    // [dataformats-binary#312]: null handling
+    public void testNullHandling() throws Exception
+    {
+        final String FIELD1 = "\u0000";
+        final String FIELD2 = FIELD1 + FIELD1;
+        final String FIELD3 = FIELD2 + FIELD1;
+
+        final String QUOTED_NULL = "\\u0000";
+        
+        final String SRC = a2q(String.format("{'%s':'a','%s':'b','%s':'c'}",
+                QUOTED_NULL, QUOTED_NULL+QUOTED_NULL, QUOTED_NULL+QUOTED_NULL+QUOTED_NULL));
+        byte[] DOC = cborDoc(SRC);
+
+        try (JsonParser p = MAPPER.createParser(DOC)) {
+            assertToken(JsonToken.START_OBJECT, p.nextToken());
+
+            assertToken(JsonToken.FIELD_NAME, p.nextToken());
+            _assertNullStrings(FIELD1, p.currentName());
+            assertToken(JsonToken.VALUE_STRING, p.nextToken());
+            assertEquals("a", p.getText());
+
+            assertToken(JsonToken.FIELD_NAME, p.nextToken());
+            _assertNullStrings(FIELD2, p.currentName());
+            assertToken(JsonToken.VALUE_STRING, p.nextToken());
+            assertEquals("b", p.getText());
+
+            assertToken(JsonToken.FIELD_NAME, p.nextToken());
+            _assertNullStrings(FIELD3, p.currentName());
+            assertToken(JsonToken.VALUE_STRING, p.nextToken());
+            assertEquals("c", p.getText());
+
+            assertToken(JsonToken.END_OBJECT, p.nextToken());
+        }
+    }
+
+    private void _assertNullStrings(String exp, String actual) {
+        if (exp.length() != actual.length()) {
+            fail("Expected "+exp.length()+" nulls, got "+actual.length());
+        }
+        assertEquals(exp, actual);
+    }
+}
diff --git a/smile/src/test/java/com/fasterxml/jackson/dataformat/smile/failing/SymbolTable312Test.java b/smile/src/test/java/com/fasterxml/jackson/dataformat/smile/failing/SymbolTable312Test.java
new file mode 100644
index 000000000..a237763e0
--- /dev/null
+++ b/smile/src/test/java/com/fasterxml/jackson/dataformat/smile/failing/SymbolTable312Test.java
@@ -0,0 +1,53 @@
+package com.fasterxml.jackson.dataformat.smile.failing;
+
+import com.fasterxml.jackson.core.JsonParser;
+import com.fasterxml.jackson.core.JsonToken;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.dataformat.smile.BaseTestForSmile;
+
+public class SymbolTable312Test extends BaseTestForSmile
+{
+    private final ObjectMapper MAPPER = smileMapper();
+
+    // [dataformats-binary#312]: null handling
+    public void testNullHandling() throws Exception
+    {
+        final String FIELD1 = "\u0000";
+        final String FIELD2 = FIELD1 + FIELD1;
+        final String FIELD3 = FIELD2 + FIELD1;
+
+        final String QUOTED_NULL = "\\u0000";
+        
+        final String SRC = a2q(String.format("{'%s':'a','%s':'b','%s':'c'}",
+                QUOTED_NULL, QUOTED_NULL+QUOTED_NULL, QUOTED_NULL+QUOTED_NULL+QUOTED_NULL));
+        byte[] DOC = _smileDoc(SRC);
+
+        try (JsonParser p = MAPPER.createParser(DOC)) {
+            assertToken(JsonToken.START_OBJECT, p.nextToken());
+
+            assertToken(JsonToken.FIELD_NAME, p.nextToken());
+            _assertNullStrings(FIELD1, p.currentName());
+            assertToken(JsonToken.VALUE_STRING, p.nextToken());
+            assertEquals("a", p.getText());
+
+            assertToken(JsonToken.FIELD_NAME, p.nextToken());
+            _assertNullStrings(FIELD2, p.currentName());
+            assertToken(JsonToken.VALUE_STRING, p.nextToken());
+            assertEquals("b", p.getText());
+
+            assertToken(JsonToken.FIELD_NAME, p.nextToken());
+            _assertNullStrings(FIELD3, p.currentName());
+            assertToken(JsonToken.VALUE_STRING, p.nextToken());
+            assertEquals("c", p.getText());
+
+            assertToken(JsonToken.END_OBJECT, p.nextToken());
+        }
+    }
+
+    private void _assertNullStrings(String exp, String actual) {
+        if (exp.length() != actual.length()) {
+            fail("Expected "+exp.length()+" nulls, got "+actual.length());
+        }
+        assertEquals(exp, actual);
+    }
+}