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- package qs
- import (
- "errors"
- "testing"
- )
- func TestReadPagination(t *testing.T) {
- type TestCase struct {
- Input string
- Opt *ReadPaginationOptions
- Output *Pagination
- Err error
- }
- testCases := []TestCase{
- {Input: "", Output: &Pagination{}},
- {Input: "limit=10", Output: &Pagination{Limit: 10}},
- {Input: "offset=5", Output: &Pagination{Offset: 5}},
- {Input: "limit=10&page=3", Output: &Pagination{Limit: 10, Offset: 20, Page: 3}},
- {Input: "limit=10&offset=5&page=3", Output: &Pagination{Limit: 10, Offset: 5}},
- {Input: "", Opt: &ReadPaginationOptions{MinLimit: 5, MaxLimit: 10}, Output: &Pagination{Limit: 5}},
- {Input: "limit=3", Opt: &ReadPaginationOptions{MinLimit: 5, MaxLimit: 10}, Output: &Pagination{Limit: 5}},
- {Input: "limit=20", Opt: &ReadPaginationOptions{MinLimit: 5, MaxLimit: 10}, Output: &Pagination{Limit: 10}},
- {Input: "limit=abc", Err: ErrInvalidLimit},
- {Input: "offset=def", Err: ErrInvalidOffset},
- {Input: "page=ghi", Err: ErrInvalidPage},
- {Input: "limit=abc&offset=5", Err: ErrInvalidLimit},
- {Input: "limit=5&offset=def", Err: ErrInvalidOffset},
- {Input: "limit=5&page=ghi", Err: ErrInvalidPage},
- }
- for n, tc := range testCases {
- t.Logf("(%d) Testing %q with options %+v", n, tc.Input, tc.Opt)
- pag, err := ReadStringPagination(tc.Input, tc.Opt)
- if !errors.Is(err, tc.Err) {
- t.Errorf("Expected error %v, got %v", tc.Err, err)
- continue
- }
- if tc.Err != nil {
- continue
- }
- if *pag != *tc.Output {
- t.Errorf("Expected %+v, got %+v", tc.Output, pag)
- }
- }
- }
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