Zack Williams | e940c7a | 2019-08-21 14:25:39 -0700 | [diff] [blame^] | 1 | package filter |
| 2 | |
| 3 | import ( |
| 4 | "testing" |
| 5 | ) |
| 6 | |
| 7 | type TestFilterStruct struct { |
| 8 | One string |
| 9 | Two string |
| 10 | Three string |
| 11 | } |
| 12 | |
| 13 | func TestFilterList(t *testing.T) { |
| 14 | f, err := Parse("One=a,Two=b") |
| 15 | if err != nil { |
| 16 | t.Errorf("Unable to parse filter: %s", err.Error()) |
| 17 | } |
| 18 | |
| 19 | data := []interface{}{ |
| 20 | TestFilterStruct{ |
| 21 | One: "a", |
| 22 | Two: "b", |
| 23 | Three: "c", |
| 24 | }, |
| 25 | TestFilterStruct{ |
| 26 | One: "1", |
| 27 | Two: "2", |
| 28 | Three: "3", |
| 29 | }, |
| 30 | TestFilterStruct{ |
| 31 | One: "a", |
| 32 | Two: "b", |
| 33 | Three: "z", |
| 34 | }, |
| 35 | } |
| 36 | |
| 37 | r, _ := f.Process(data) |
| 38 | |
| 39 | if _, ok := r.([]interface{}); !ok { |
| 40 | t.Errorf("Expected list, but didn't get one") |
| 41 | } |
| 42 | |
| 43 | if len(r.([]interface{})) != 2 { |
| 44 | t.Errorf("Expected %d got %d", 2, len(r.([]interface{}))) |
| 45 | } |
| 46 | |
| 47 | if r.([]interface{})[0] != data[0] { |
| 48 | t.Errorf("Filtered list did not match, item %d", 0) |
| 49 | } |
| 50 | if r.([]interface{})[1] != data[2] { |
| 51 | t.Errorf("Filtered list did not match, item %d", 1) |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | func TestFilterItem(t *testing.T) { |
| 56 | f, err := Parse("One=a,Two=b") |
| 57 | if err != nil { |
| 58 | t.Errorf("Unable to parse filter: %s", err.Error()) |
| 59 | } |
| 60 | |
| 61 | data := TestFilterStruct{ |
| 62 | One: "a", |
| 63 | Two: "b", |
| 64 | Three: "c", |
| 65 | } |
| 66 | |
| 67 | r, _ := f.Process(data) |
| 68 | |
| 69 | if r == nil { |
| 70 | t.Errorf("Expected item, got nil") |
| 71 | } |
| 72 | |
| 73 | if _, ok := r.([]interface{}); ok { |
| 74 | t.Errorf("Expected item, but got list") |
| 75 | } |
| 76 | } |
| 77 | |
| 78 | func TestGoodFilters(t *testing.T) { |
| 79 | var f Filter |
| 80 | var err error |
| 81 | f, err = Parse("One=a,Two=b") |
| 82 | if err != nil { |
| 83 | t.Errorf("1. Unable to parse filter: %s", err.Error()) |
| 84 | } |
| 85 | if len(f) != 2 || |
| 86 | f["One"].Value != "a" || |
| 87 | f["One"].Op != EQ || |
| 88 | f["Two"].Value != "b" || |
| 89 | f["Two"].Op != EQ { |
| 90 | t.Errorf("1. Filter did not parse correctly") |
| 91 | } |
| 92 | |
| 93 | f, err = Parse("One=a") |
| 94 | if err != nil { |
| 95 | t.Errorf("2. Unable to parse filter: %s", err.Error()) |
| 96 | } |
| 97 | if len(f) != 1 || |
| 98 | f["One"].Value != "a" || |
| 99 | f["One"].Op != EQ { |
| 100 | t.Errorf("2. Filter did not parse correctly") |
| 101 | } |
| 102 | |
| 103 | f, err = Parse("One<a") |
| 104 | if err != nil { |
| 105 | t.Errorf("3. Unable to parse filter: %s", err.Error()) |
| 106 | } |
| 107 | if len(f) != 1 || |
| 108 | f["One"].Value != "a" || |
| 109 | f["One"].Op != LT { |
| 110 | t.Errorf("3. Filter did not parse correctly") |
| 111 | } |
| 112 | |
| 113 | f, err = Parse("One!=a") |
| 114 | if err != nil { |
| 115 | t.Errorf("4. Unable to parse filter: %s", err.Error()) |
| 116 | } |
| 117 | if len(f) != 1 || |
| 118 | f["One"].Value != "a" || |
| 119 | f["One"].Op != NE { |
| 120 | t.Errorf("4. Filter did not parse correctly") |
| 121 | } |
| 122 | } |
| 123 | |
| 124 | func TestBadFilters(t *testing.T) { |
| 125 | _, err := Parse("One%a") |
| 126 | if err == nil { |
| 127 | t.Errorf("Parsed filter when it shouldn't have") |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | func TestSingleRecord(t *testing.T) { |
| 132 | f, err := Parse("One=d") |
| 133 | if err != nil { |
| 134 | t.Errorf("Unable to parse filter: %s", err.Error()) |
| 135 | } |
| 136 | |
| 137 | data := TestFilterStruct{ |
| 138 | One: "a", |
| 139 | Two: "b", |
| 140 | Three: "c", |
| 141 | } |
| 142 | |
| 143 | r, err := f.Process(data) |
| 144 | if err != nil { |
| 145 | t.Errorf("Error processing data") |
| 146 | } |
| 147 | |
| 148 | if r != nil { |
| 149 | t.Errorf("expected no results, got some") |
| 150 | } |
| 151 | } |
| 152 | |
| 153 | // Invalid fields are ignored (i.e. an error is returned, but need to |
| 154 | // cover the code path in tests |
| 155 | func TestInvalidField(t *testing.T) { |
| 156 | f, err := Parse("Four=a") |
| 157 | if err != nil { |
| 158 | t.Errorf("Unable to parse filter: %s", err.Error()) |
| 159 | } |
| 160 | |
| 161 | data := TestFilterStruct{ |
| 162 | One: "a", |
| 163 | Two: "b", |
| 164 | Three: "c", |
| 165 | } |
| 166 | |
| 167 | r, err := f.Process(data) |
| 168 | if err != nil { |
| 169 | t.Errorf("Error processing data") |
| 170 | } |
| 171 | |
| 172 | if r != nil { |
| 173 | t.Errorf("expected no results, got some") |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | func TestREFilter(t *testing.T) { |
| 178 | var f Filter |
| 179 | var err error |
| 180 | f, err = Parse("One~a") |
| 181 | if err != nil { |
| 182 | t.Errorf("Unable to parse RE expression") |
| 183 | } |
| 184 | if len(f) != 1 { |
| 185 | t.Errorf("filter parsed incorrectly") |
| 186 | } |
| 187 | |
| 188 | data := []interface{}{ |
| 189 | TestFilterStruct{ |
| 190 | One: "a", |
| 191 | Two: "b", |
| 192 | Three: "c", |
| 193 | }, |
| 194 | TestFilterStruct{ |
| 195 | One: "1", |
| 196 | Two: "2", |
| 197 | Three: "3", |
| 198 | }, |
| 199 | TestFilterStruct{ |
| 200 | One: "a", |
| 201 | Two: "b", |
| 202 | Three: "z", |
| 203 | }, |
| 204 | } |
| 205 | |
| 206 | f.Process(data) |
| 207 | } |
| 208 | |
| 209 | func TestBadRE(t *testing.T) { |
| 210 | _, err := Parse("One~(qs*") |
| 211 | if err == nil { |
| 212 | t.Errorf("Expected RE parse error, got none") |
| 213 | } |
| 214 | } |