github.com/go-kivik/kivik/v4@v4.3.2/driver/changes_test.go (about)

     1  // Licensed under the Apache License, Version 2.0 (the "License"); you may not
     2  // use this file except in compliance with the License. You may obtain a copy of
     3  // the License at
     4  //
     5  //  http://www.apache.org/licenses/LICENSE-2.0
     6  //
     7  // Unless required by applicable law or agreed to in writing, software
     8  // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
     9  // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    10  // License for the specific language governing permissions and limitations under
    11  // the License.
    12  
    13  package driver
    14  
    15  import (
    16  	"encoding/json"
    17  	"testing"
    18  
    19  	"gitlab.com/flimzy/testy"
    20  )
    21  
    22  func TestChangesUnmarshal(t *testing.T) {
    23  	tests := []struct {
    24  		name     string
    25  		input    string
    26  		expected ChangedRevs
    27  		err      string
    28  	}{
    29  		{
    30  			name:  "invalid JSON",
    31  			input: `{"foo":"bar"}`,
    32  			err:   `json: cannot unmarshal object into Go value of type []struct { Rev string "json:\"rev\"" }`,
    33  		},
    34  		{
    35  			name: "success",
    36  			input: `[
    37                      {"rev": "6-460637e73a6288cb24d532bf91f32969"},
    38                      {"rev": "5-eeaa298781f60b7bcae0c91bdedd1b87"}
    39                  ]`,
    40  			expected: ChangedRevs{"6-460637e73a6288cb24d532bf91f32969", "5-eeaa298781f60b7bcae0c91bdedd1b87"},
    41  		},
    42  	}
    43  	for _, test := range tests {
    44  		t.Run(test.name, func(t *testing.T) {
    45  			var result ChangedRevs
    46  			err := json.Unmarshal([]byte(test.input), &result)
    47  			if !testy.ErrorMatches(test.err, err) {
    48  				t.Errorf("Unexpected error: %s", err)
    49  			}
    50  			if d := testy.DiffInterface(test.expected, result); d != nil {
    51  				t.Error(d)
    52  			}
    53  		})
    54  	}
    55  }