1 | // Copyright Benoit Blanchon 2014-2016
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2 | // MIT License
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3 | //
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4 | // Arduino JSON library
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5 | // https://github.com/bblanchon/ArduinoJson
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6 | // If you like this project, please add a star!
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7 |
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8 | #include <gtest/gtest.h>
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9 | #include <ArduinoJson.h>
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10 |
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11 | class JsonParser_NestingLimit_Tests : public testing::Test {
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12 | protected:
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13 | void whenNestingLimitIs(uint8_t nestingLimit) {
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14 | _nestingLimit = nestingLimit;
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15 | }
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16 |
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17 | void parseArrayMustFail(const char *json) {
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18 | ASSERT_FALSE(tryParseArray(json));
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19 | }
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20 |
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21 | void parseArrayMustSucceed(const char *json) {
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22 | ASSERT_TRUE(tryParseArray(json));
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23 | }
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24 |
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25 | void parseObjectMustFail(const char *json) {
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26 | ASSERT_FALSE(tryParseObject(json));
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27 | }
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28 |
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29 | void parseObjectMustSucceed(const char *json) {
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30 | ASSERT_TRUE(tryParseObject(json));
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31 | }
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32 |
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33 | private:
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34 | bool tryParseArray(const char *json) {
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35 | DynamicJsonBuffer buffer;
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36 | char s[256];
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37 | strcpy(s, json);
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38 | return buffer.parseArray(s, _nestingLimit).success();
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39 | }
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40 |
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41 | bool tryParseObject(const char *json) {
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42 | DynamicJsonBuffer buffer;
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43 | char s[256];
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44 | strcpy(s, json);
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45 | return buffer.parseObject(s, _nestingLimit).success();
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46 | }
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47 |
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48 | uint8_t _nestingLimit;
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49 | };
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50 |
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51 | TEST_F(JsonParser_NestingLimit_Tests, ParseArrayWithNestingLimit0) {
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52 | whenNestingLimitIs(0);
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53 | parseArrayMustSucceed("[]");
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54 | parseArrayMustFail("[[]]");
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55 | }
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56 |
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57 | TEST_F(JsonParser_NestingLimit_Tests, ParseArrayWithNestingLimit1) {
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58 | whenNestingLimitIs(1);
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59 | parseArrayMustSucceed("[[]]");
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60 | parseArrayMustFail("[[[]]]");
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61 | }
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62 |
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63 | TEST_F(JsonParser_NestingLimit_Tests, ParseArrayWithNestingLimit2) {
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64 | whenNestingLimitIs(2);
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65 | parseArrayMustSucceed("[[[]]]");
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66 | parseArrayMustFail("[[[[]]]]");
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67 | }
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68 |
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69 | TEST_F(JsonParser_NestingLimit_Tests, ParseObjectWithNestingLimit0) {
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70 | whenNestingLimitIs(0);
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71 | parseObjectMustSucceed("{}");
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72 | parseObjectMustFail("{\"key\":{}}");
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73 | }
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74 |
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75 | TEST_F(JsonParser_NestingLimit_Tests, ParseObjectWithNestingLimit1) {
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76 | whenNestingLimitIs(1);
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77 | parseObjectMustSucceed("{\"key\":{}}");
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78 | parseObjectMustFail("{\"key\":{\"key\":{}}}");
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79 | }
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80 |
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81 | TEST_F(JsonParser_NestingLimit_Tests, ParseObjectWithNestingLimit2) {
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82 | whenNestingLimitIs(2);
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83 | parseObjectMustSucceed("{\"key\":{\"key\":{}}}");
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84 | parseObjectMustFail("{\"key\":{\"key\":{\"key\":{}}}}");
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85 | }
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