package qs import ( "errors" "testing" ) func TestReadSorts(t *testing.T) { type TestCase struct { Input string Opt *ReadSortsOptions Output []Sort Err error } testCases := []TestCase{ {Input: ""}, { Input: "sort=title asc", Output: []Sort{ {Field: "title", Direction: "asc"}, }, }, { Input: "sort=title asc&sort=serves asc", Output: []Sort{ {Field: "title", Direction: "asc"}, {Field: "serves", Direction: "asc"}, }, }, } for n, tc := range testCases { t.Logf("(%d) Testing %q with options %+v", n, tc.Input, tc.Opt) sorts, err := ReadStringSorts(tc.Input, nil) if !errors.Is(err, tc.Err) { t.Errorf("Expected error %v, got %v", tc.Err, err) } if tc.Err != nil { continue } if tc.Output == nil && sorts != nil { t.Error("Expected nil") continue } if len(sorts) != len(tc.Output) { t.Errorf("Expected %d sorts, got %d", len(tc.Output), len(sorts)) } for i, sort := range tc.Output { if i == len(sorts) { break } if sort != sorts[i] { t.Errorf("Expected %+v for sort %d, got %+v", sort, i, sorts[i]) } } } }