go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/resultdb/internal/pagination/pagination_test.go (about)

     1  // Copyright 2019 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package pagination
    16  
    17  import (
    18  	"testing"
    19  
    20  	. "github.com/smartystreets/goconvey/convey"
    21  )
    22  
    23  func TestPageToken(t *testing.T) {
    24  	t.Parallel()
    25  
    26  	Convey(`Token works`, t, func() {
    27  		So(Token("v1", "v2"), ShouldResemble, "CgJ2MQoCdjI=")
    28  
    29  		pos, err := ParseToken("CgJ2MQoCdjI=")
    30  		So(err, ShouldBeNil)
    31  		So(pos, ShouldResemble, []string{"v1", "v2"})
    32  
    33  		Convey(`For fresh token`, func() {
    34  			So(Token(), ShouldResemble, "")
    35  
    36  			pos, err := ParseToken("")
    37  			So(err, ShouldBeNil)
    38  			So(pos, ShouldBeNil)
    39  		})
    40  	})
    41  }
    42  
    43  func TestAdjustPageSize(t *testing.T) {
    44  	t.Parallel()
    45  	Convey(`AdjustPageSize`, t, func() {
    46  		Convey(`OK`, func() {
    47  			So(AdjustPageSize(50), ShouldEqual, 50)
    48  		})
    49  		Convey(`Too big`, func() {
    50  			So(AdjustPageSize(1e6), ShouldEqual, pageSizeMax)
    51  		})
    52  		Convey(`Missing or 0`, func() {
    53  			So(AdjustPageSize(0), ShouldEqual, pageSizeDefault)
    54  		})
    55  	})
    56  }