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 |
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10 | #include <ArduinoJson/Internals/JsonWriter.hpp>
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11 | #include <ArduinoJson/Internals/StaticStringBuilder.hpp>
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12 |
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13 | using namespace ArduinoJson::Internals;
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14 |
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15 | class JsonWriter_WriteString_Tests : public testing::Test {
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16 | protected:
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17 | void whenInputIs(const char *input) {
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18 | StaticStringBuilder sb(buffer, sizeof(buffer));
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19 | JsonWriter writer(sb);
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20 | writer.writeString(input);
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21 | returnValue = writer.bytesWritten();
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22 | }
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23 |
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24 | void outputMustBe(const char *expected) {
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25 | EXPECT_STREQ(expected, buffer);
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26 | EXPECT_EQ(strlen(expected), returnValue);
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27 | }
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28 |
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29 | private:
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30 | char buffer[1024];
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31 | size_t returnValue;
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32 | };
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33 |
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34 | TEST_F(JsonWriter_WriteString_Tests, Null) {
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35 | whenInputIs(0);
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36 | outputMustBe("null");
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37 | }
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38 |
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39 | TEST_F(JsonWriter_WriteString_Tests, EmptyString) {
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40 | whenInputIs("");
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41 | outputMustBe("\"\"");
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42 | }
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43 |
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44 | TEST_F(JsonWriter_WriteString_Tests, QuotationMark) {
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45 | whenInputIs("\"");
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46 | outputMustBe("\"\\\"\"");
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47 | }
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48 |
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49 | TEST_F(JsonWriter_WriteString_Tests, ReverseSolidus) {
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50 | whenInputIs("\\");
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51 | outputMustBe("\"\\\\\"");
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52 | }
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53 |
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54 | TEST_F(JsonWriter_WriteString_Tests, Solidus) {
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55 | whenInputIs("/");
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56 | outputMustBe("\"/\""); // but the JSON format allows \/
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57 | }
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58 |
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59 | TEST_F(JsonWriter_WriteString_Tests, Backspace) {
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60 | whenInputIs("\b");
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61 | outputMustBe("\"\\b\"");
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62 | }
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63 |
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64 | TEST_F(JsonWriter_WriteString_Tests, Formfeed) {
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65 | whenInputIs("\f");
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66 | outputMustBe("\"\\f\"");
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67 | }
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68 |
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69 | TEST_F(JsonWriter_WriteString_Tests, Newline) {
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70 | whenInputIs("\n");
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71 | outputMustBe("\"\\n\"");
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72 | }
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73 |
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74 | TEST_F(JsonWriter_WriteString_Tests, CarriageReturn) {
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75 | whenInputIs("\r");
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76 | outputMustBe("\"\\r\"");
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77 | }
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78 |
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79 | TEST_F(JsonWriter_WriteString_Tests, HorizontalTab) {
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80 | whenInputIs("\t");
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81 | outputMustBe("\"\\t\"");
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82 | }
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