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| 1 | +package com.fasterxml.jackson.failing; |
| 2 | + |
| 3 | +import java.io.IOException; |
| 4 | + |
| 5 | +import com.fasterxml.jackson.core.JsonParser; |
| 6 | +import com.fasterxml.jackson.core.JsonPointer; |
| 7 | +import com.fasterxml.jackson.core.JsonToken; |
| 8 | + |
| 9 | +import com.fasterxml.jackson.databind.*; |
| 10 | +import com.fasterxml.jackson.databind.util.TokenBuffer; |
| 11 | + |
| 12 | +public class ParsingContext2525Test extends BaseMapTest |
| 13 | +{ |
| 14 | + private final ObjectMapper MAPPER = sharedMapper(); |
| 15 | + |
| 16 | + private final String MINIMAL_ARRAY_DOC = "[ 42 ]"; |
| 17 | + |
| 18 | + private final String MINIMAL_OBJECT_DOC = "{\"answer\" : 42 }"; |
| 19 | + |
| 20 | + private final String FULL_DOC = aposToQuotes("{'a':123,'array':[1,2,[3],5,{'obInArray':4}]," |
| 21 | + +"'ob':{'first':[false,true],'second':{'sub':37}},'b':true}"); |
| 22 | + |
| 23 | + /* |
| 24 | + /********************************************************************** |
| 25 | + /* Baseline sanity check first |
| 26 | + /********************************************************************** |
| 27 | + */ |
| 28 | + |
| 29 | + public void testAllWithRegularParser() throws Exception |
| 30 | + { |
| 31 | + try (JsonParser p = MAPPER.getFactory().createParser(MINIMAL_ARRAY_DOC)) { |
| 32 | + _testSimpleArrayUsingPathAsPointer(p); |
| 33 | + } |
| 34 | + try (JsonParser p = MAPPER.getFactory().createParser(MINIMAL_OBJECT_DOC)) { |
| 35 | + _testSimpleObjectUsingPathAsPointer(p); |
| 36 | + } |
| 37 | + try (JsonParser p = MAPPER.getFactory().createParser(FULL_DOC)) { |
| 38 | + _testFullDocUsingPathAsPointer(p); |
| 39 | + } |
| 40 | + } |
| 41 | + |
| 42 | + /* |
| 43 | + /********************************************************************** |
| 44 | + /* Then TokenBuffer-backed tests |
| 45 | + /********************************************************************** |
| 46 | + */ |
| 47 | + |
| 48 | + // 25-Oct-2019, tatu: These appear more problematic than I thought, wrt |
| 49 | + // parent contexts... |
| 50 | + |
| 51 | + public void testSimpleArrayWithBuffer() throws Exception |
| 52 | + { |
| 53 | + try (TokenBuffer buf = _readAsTokenBuffer(MINIMAL_ARRAY_DOC)) { |
| 54 | + _testSimpleArrayUsingPathAsPointer(buf.asParser()); |
| 55 | + } |
| 56 | + } |
| 57 | + |
| 58 | + public void testSimpleObjectWithBuffer() throws Exception |
| 59 | + { |
| 60 | + try (TokenBuffer buf = _readAsTokenBuffer(MINIMAL_OBJECT_DOC)) { |
| 61 | + _testSimpleObjectUsingPathAsPointer(buf.asParser()); |
| 62 | + } |
| 63 | + } |
| 64 | + |
| 65 | + public void testFullDocWithBuffer() throws Exception |
| 66 | + { |
| 67 | + try (TokenBuffer buf = _readAsTokenBuffer(FULL_DOC)) { |
| 68 | + _testFullDocUsingPathAsPointer(buf.asParser()); |
| 69 | + } |
| 70 | + } |
| 71 | + |
| 72 | + private TokenBuffer _readAsTokenBuffer(String doc) throws IOException |
| 73 | + { |
| 74 | + try (JsonParser p = MAPPER.getFactory().createParser(doc)) { |
| 75 | + p.nextToken(); |
| 76 | + return TokenBuffer.asCopyOfValue(p) |
| 77 | + .overrideParentContext(null); |
| 78 | + } |
| 79 | + } |
| 80 | + |
| 81 | + /* |
| 82 | + /********************************************************************** |
| 83 | + /* And Tree-backed tests |
| 84 | + /********************************************************************** |
| 85 | + */ |
| 86 | + |
| 87 | + public void testSimpleArrayWithTree() throws Exception |
| 88 | + { |
| 89 | + JsonNode root = MAPPER.readTree(MINIMAL_ARRAY_DOC); |
| 90 | + try (JsonParser p = root.traverse(null)) { |
| 91 | + _testSimpleArrayUsingPathAsPointer(p); |
| 92 | + } |
| 93 | + } |
| 94 | + |
| 95 | + public void testSimpleObjectWithTree() throws Exception |
| 96 | + { |
| 97 | + JsonNode root = MAPPER.readTree(MINIMAL_OBJECT_DOC); |
| 98 | + try (JsonParser p = root.traverse(null)) { |
| 99 | + _testSimpleObjectUsingPathAsPointer(p); |
| 100 | + } |
| 101 | + } |
| 102 | + |
| 103 | + public void testFullDocWithTree() throws Exception |
| 104 | + { |
| 105 | + JsonNode root = MAPPER.readTree(FULL_DOC); |
| 106 | + try (JsonParser p = root.traverse(null)) { |
| 107 | + _testFullDocUsingPathAsPointer(p); |
| 108 | + } |
| 109 | + } |
| 110 | + |
| 111 | + /* |
| 112 | + /********************************************************************** |
| 113 | + /* Shared helper methods |
| 114 | + /********************************************************************** |
| 115 | + */ |
| 116 | + |
| 117 | + private void _testSimpleArrayUsingPathAsPointer(JsonParser p) throws Exception |
| 118 | + { |
| 119 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 120 | + |
| 121 | + assertToken(JsonToken.START_ARRAY, p.nextToken()); |
| 122 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 123 | + |
| 124 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); |
| 125 | + assertEquals("/0", p.getParsingContext().pathAsPointer().toString()); |
| 126 | + |
| 127 | + assertToken(JsonToken.END_ARRAY, p.nextToken()); |
| 128 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 129 | + |
| 130 | + assertNull(p.nextToken()); |
| 131 | + } |
| 132 | + |
| 133 | + private void _testSimpleObjectUsingPathAsPointer(JsonParser p) throws Exception |
| 134 | + { |
| 135 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 136 | + |
| 137 | + assertToken(JsonToken.START_OBJECT, p.nextToken()); |
| 138 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 139 | + |
| 140 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); |
| 141 | + assertEquals("/answer", p.getParsingContext().pathAsPointer().toString()); |
| 142 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); |
| 143 | + assertEquals(42, p.getIntValue()); |
| 144 | + assertEquals("/answer", p.getParsingContext().pathAsPointer().toString()); |
| 145 | + |
| 146 | + assertToken(JsonToken.END_OBJECT, p.nextToken()); |
| 147 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 148 | + |
| 149 | + assertNull(p.nextToken()); |
| 150 | + } |
| 151 | + |
| 152 | + private void _testFullDocUsingPathAsPointer(JsonParser p) throws Exception |
| 153 | + { |
| 154 | + // by default should just get "empty" |
| 155 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 156 | + |
| 157 | + // let's just traverse, then: |
| 158 | + assertToken(JsonToken.START_OBJECT, p.nextToken()); |
| 159 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 160 | + |
| 161 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); // a |
| 162 | + assertEquals("/a", p.getParsingContext().pathAsPointer().toString()); |
| 163 | + |
| 164 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); |
| 165 | + assertEquals("/a", p.getParsingContext().pathAsPointer().toString()); |
| 166 | + |
| 167 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); // array |
| 168 | + assertEquals("/array", p.getParsingContext().pathAsPointer().toString()); |
| 169 | + assertToken(JsonToken.START_ARRAY, p.nextToken()); |
| 170 | + assertEquals("/array", p.getParsingContext().pathAsPointer().toString()); |
| 171 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); // 1 |
| 172 | + assertEquals("/array/0", p.getParsingContext().pathAsPointer().toString()); |
| 173 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); // 2 |
| 174 | + assertEquals("/array/1", p.getParsingContext().pathAsPointer().toString()); |
| 175 | + assertToken(JsonToken.START_ARRAY, p.nextToken()); |
| 176 | + assertEquals("/array/2", p.getParsingContext().pathAsPointer().toString()); |
| 177 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); // 3 |
| 178 | + assertEquals("/array/2/0", p.getParsingContext().pathAsPointer().toString()); |
| 179 | + assertToken(JsonToken.END_ARRAY, p.nextToken()); |
| 180 | + assertEquals("/array/2", p.getParsingContext().pathAsPointer().toString()); |
| 181 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); // 5 |
| 182 | + assertEquals("/array/3", p.getParsingContext().pathAsPointer().toString()); |
| 183 | + assertToken(JsonToken.START_OBJECT, p.nextToken()); |
| 184 | + assertEquals("/array/4", p.getParsingContext().pathAsPointer().toString()); |
| 185 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); // obInArray |
| 186 | + assertEquals("/array/4/obInArray", p.getParsingContext().pathAsPointer().toString()); |
| 187 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); // 4 |
| 188 | + assertEquals("/array/4/obInArray", p.getParsingContext().pathAsPointer().toString()); |
| 189 | + assertToken(JsonToken.END_OBJECT, p.nextToken()); |
| 190 | + assertEquals("/array/4", p.getParsingContext().pathAsPointer().toString()); |
| 191 | + assertToken(JsonToken.END_ARRAY, p.nextToken()); // /array |
| 192 | + assertEquals("/array", p.getParsingContext().pathAsPointer().toString()); |
| 193 | + |
| 194 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); // ob |
| 195 | + assertEquals("/ob", p.getParsingContext().pathAsPointer().toString()); |
| 196 | + assertToken(JsonToken.START_OBJECT, p.nextToken()); |
| 197 | + assertEquals("/ob", p.getParsingContext().pathAsPointer().toString()); |
| 198 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); // first |
| 199 | + assertEquals("/ob/first", p.getParsingContext().pathAsPointer().toString()); |
| 200 | + assertToken(JsonToken.START_ARRAY, p.nextToken()); |
| 201 | + assertEquals("/ob/first", p.getParsingContext().pathAsPointer().toString()); |
| 202 | + assertToken(JsonToken.VALUE_FALSE, p.nextToken()); |
| 203 | + assertEquals("/ob/first/0", p.getParsingContext().pathAsPointer().toString()); |
| 204 | + assertToken(JsonToken.VALUE_TRUE, p.nextToken()); |
| 205 | + assertEquals("/ob/first/1", p.getParsingContext().pathAsPointer().toString()); |
| 206 | + assertToken(JsonToken.END_ARRAY, p.nextToken()); |
| 207 | + assertEquals("/ob/first", p.getParsingContext().pathAsPointer().toString()); |
| 208 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); // second |
| 209 | + assertEquals("/ob/second", p.getParsingContext().pathAsPointer().toString()); |
| 210 | + assertToken(JsonToken.START_OBJECT, p.nextToken()); |
| 211 | + assertEquals("/ob/second", p.getParsingContext().pathAsPointer().toString()); |
| 212 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); // sub |
| 213 | + assertEquals("/ob/second/sub", p.getParsingContext().pathAsPointer().toString()); |
| 214 | + assertToken(JsonToken.VALUE_NUMBER_INT, p.nextToken()); // 37 |
| 215 | + assertEquals("/ob/second/sub", p.getParsingContext().pathAsPointer().toString()); |
| 216 | + assertToken(JsonToken.END_OBJECT, p.nextToken()); |
| 217 | + assertEquals("/ob/second", p.getParsingContext().pathAsPointer().toString()); |
| 218 | + assertToken(JsonToken.END_OBJECT, p.nextToken()); // /ob |
| 219 | + assertEquals("/ob", p.getParsingContext().pathAsPointer().toString()); |
| 220 | + |
| 221 | + assertToken(JsonToken.FIELD_NAME, p.nextToken()); // b |
| 222 | + assertEquals("/b", p.getParsingContext().pathAsPointer().toString()); |
| 223 | + assertToken(JsonToken.VALUE_TRUE, p.nextToken()); |
| 224 | + assertEquals("/b", p.getParsingContext().pathAsPointer().toString()); |
| 225 | + |
| 226 | + assertToken(JsonToken.END_OBJECT, p.nextToken()); |
| 227 | + assertSame(JsonPointer.empty(), p.getParsingContext().pathAsPointer()); |
| 228 | + |
| 229 | + assertNull(p.nextToken()); |
| 230 | + } |
| 231 | + |
| 232 | +} |
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