ref: c3ccda8fabbff5f36a9801d3b15f7a609c1bc954
dir: /tpl/collections/collections_test.go/
// Copyright 2019 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package collections
import (
"errors"
"fmt"
"html/template"
"math/rand"
"reflect"
"testing"
"time"
"github.com/gohugoio/hugo/common/maps"
qt "github.com/frankban/quicktest"
"github.com/gohugoio/hugo/common/loggers"
"github.com/gohugoio/hugo/config"
"github.com/gohugoio/hugo/deps"
"github.com/gohugoio/hugo/helpers"
"github.com/gohugoio/hugo/hugofs"
"github.com/gohugoio/hugo/langs"
"github.com/spf13/afero"
"github.com/spf13/viper"
)
type tstNoStringer struct{}
func TestAfter(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
index interface{}
seq interface{}
expect interface{}
}{
{int(2), []string{"a", "b", "c", "d"}, []string{"c", "d"}},
{int32(3), []string{"a", "b"}, []string{}},
{int64(2), []int{100, 200, 300}, []int{300}},
{100, []int{100, 200}, []int{}},
{"1", []int{100, 200, 300}, []int{200, 300}},
{0, []int{100, 200, 300, 400, 500}, []int{100, 200, 300, 400, 500}},
{0, []string{"a", "b", "c", "d", "e"}, []string{"a", "b", "c", "d", "e"}},
{int64(-1), []int{100, 200, 300}, false},
{"noint", []int{100, 200, 300}, false},
{2, []string{}, []string{}},
{1, nil, false},
{nil, []int{100}, false},
{1, t, false},
{1, (*string)(nil), false},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.After(test.index, test.seq)
if b, ok := test.expect.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.DeepEquals, test.expect, errMsg)
}
}
type tstGrouper struct {
}
type tstGroupers []*tstGrouper
func (g tstGrouper) Group(key interface{}, items interface{}) (interface{}, error) {
ilen := reflect.ValueOf(items).Len()
return fmt.Sprintf("%v(%d)", key, ilen), nil
}
type tstGrouper2 struct {
}
func (g *tstGrouper2) Group(key interface{}, items interface{}) (interface{}, error) {
ilen := reflect.ValueOf(items).Len()
return fmt.Sprintf("%v(%d)", key, ilen), nil
}
func TestGroup(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
key interface{}
items interface{}
expect interface{}
}{
{"a", []*tstGrouper{{}, {}}, "a(2)"},
{"b", tstGroupers{&tstGrouper{}, &tstGrouper{}}, "b(2)"},
{"a", []tstGrouper{{}, {}}, "a(2)"},
{"a", []*tstGrouper2{{}, {}}, "a(2)"},
{"b", []tstGrouper2{{}, {}}, "b(2)"},
{"a", []*tstGrouper{}, "a(0)"},
{"a", []string{"a", "b"}, false},
{"a", "asdf", false},
{"a", nil, false},
{nil, []*tstGrouper{{}, {}}, false},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.Group(test.key, test.items)
if b, ok := test.expect.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.Equals, test.expect, errMsg)
}
}
func TestDelimit(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
seq interface{}
delimiter interface{}
last interface{}
expect template.HTML
}{
{[]string{"class1", "class2", "class3"}, " ", nil, "class1 class2 class3"},
{[]int{1, 2, 3, 4, 5}, ",", nil, "1,2,3,4,5"},
{[]int{1, 2, 3, 4, 5}, ", ", nil, "1, 2, 3, 4, 5"},
{[]string{"class1", "class2", "class3"}, " ", " and ", "class1 class2 and class3"},
{[]int{1, 2, 3, 4, 5}, ",", ",", "1,2,3,4,5"},
{[]int{1, 2, 3, 4, 5}, ", ", ", and ", "1, 2, 3, 4, and 5"},
// test maps with and without sorting required
{map[string]int{"1": 10, "2": 20, "3": 30, "4": 40, "5": 50}, "--", nil, "10--20--30--40--50"},
{map[string]int{"3": 10, "2": 20, "1": 30, "4": 40, "5": 50}, "--", nil, "30--20--10--40--50"},
{map[string]string{"1": "10", "2": "20", "3": "30", "4": "40", "5": "50"}, "--", nil, "10--20--30--40--50"},
{map[string]string{"3": "10", "2": "20", "1": "30", "4": "40", "5": "50"}, "--", nil, "30--20--10--40--50"},
{map[string]string{"one": "10", "two": "20", "three": "30", "four": "40", "five": "50"}, "--", nil, "50--40--10--30--20"},
{map[int]string{1: "10", 2: "20", 3: "30", 4: "40", 5: "50"}, "--", nil, "10--20--30--40--50"},
{map[int]string{3: "10", 2: "20", 1: "30", 4: "40", 5: "50"}, "--", nil, "30--20--10--40--50"},
{map[float64]string{3.3: "10", 2.3: "20", 1.3: "30", 4.3: "40", 5.3: "50"}, "--", nil, "30--20--10--40--50"},
// test maps with a last delimiter
{map[string]int{"1": 10, "2": 20, "3": 30, "4": 40, "5": 50}, "--", "--and--", "10--20--30--40--and--50"},
{map[string]int{"3": 10, "2": 20, "1": 30, "4": 40, "5": 50}, "--", "--and--", "30--20--10--40--and--50"},
{map[string]string{"1": "10", "2": "20", "3": "30", "4": "40", "5": "50"}, "--", "--and--", "10--20--30--40--and--50"},
{map[string]string{"3": "10", "2": "20", "1": "30", "4": "40", "5": "50"}, "--", "--and--", "30--20--10--40--and--50"},
{map[string]string{"one": "10", "two": "20", "three": "30", "four": "40", "five": "50"}, "--", "--and--", "50--40--10--30--and--20"},
{map[int]string{1: "10", 2: "20", 3: "30", 4: "40", 5: "50"}, "--", "--and--", "10--20--30--40--and--50"},
{map[int]string{3: "10", 2: "20", 1: "30", 4: "40", 5: "50"}, "--", "--and--", "30--20--10--40--and--50"},
{map[float64]string{3.5: "10", 2.5: "20", 1.5: "30", 4.5: "40", 5.5: "50"}, "--", "--and--", "30--20--10--40--and--50"},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
var result template.HTML
var err error
if test.last == nil {
result, err = ns.Delimit(test.seq, test.delimiter)
} else {
result, err = ns.Delimit(test.seq, test.delimiter, test.last)
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.Equals, test.expect, errMsg)
}
}
func TestDictionary(t *testing.T) {
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
values []interface{}
expect interface{}
}{
{[]interface{}{"a", "b"}, map[string]interface{}{"a": "b"}},
{[]interface{}{[]string{"a", "b"}, "c"}, map[string]interface{}{"a": map[string]interface{}{"b": "c"}}},
{[]interface{}{[]string{"a", "b"}, "c", []string{"a", "b2"}, "c2", "b", "c"},
map[string]interface{}{"a": map[string]interface{}{"b": "c", "b2": "c2"}, "b": "c"}},
{[]interface{}{"a", 12, "b", []int{4}}, map[string]interface{}{"a": 12, "b": []int{4}}},
// errors
{[]interface{}{5, "b"}, false},
{[]interface{}{"a", "b", "c"}, false},
} {
i := i
test := test
c.Run(fmt.Sprint(i), func(c *qt.C) {
c.Parallel()
errMsg := qt.Commentf("[%d] %v", i, test.values)
result, err := ns.Dictionary(test.values...)
if b, ok := test.expect.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
return
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.DeepEquals, test.expect, qt.Commentf(fmt.Sprint(result)))
})
}
}
func TestReverse(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
s := []string{"a", "b", "c"}
reversed, err := ns.Reverse(s)
c.Assert(err, qt.IsNil)
c.Assert(reversed, qt.DeepEquals, []string{"c", "b", "a"}, qt.Commentf(fmt.Sprint(reversed)))
c.Assert(s, qt.DeepEquals, []string{"a", "b", "c"})
reversed, err = ns.Reverse(nil)
c.Assert(err, qt.IsNil)
c.Assert(reversed, qt.IsNil)
_, err = ns.Reverse(43)
c.Assert(err, qt.Not(qt.IsNil))
}
func TestEchoParam(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
a interface{}
key interface{}
expect interface{}
}{
{[]int{1, 2, 3}, 1, int64(2)},
{[]uint{1, 2, 3}, 1, uint64(2)},
{[]float64{1.1, 2.2, 3.3}, 1, float64(2.2)},
{[]string{"foo", "bar", "baz"}, 1, "bar"},
{[]TstX{{A: "a", B: "b"}, {A: "c", B: "d"}, {A: "e", B: "f"}}, 1, ""},
{map[string]int{"foo": 1, "bar": 2, "baz": 3}, "bar", int64(2)},
{map[string]uint{"foo": 1, "bar": 2, "baz": 3}, "bar", uint64(2)},
{map[string]float64{"foo": 1.1, "bar": 2.2, "baz": 3.3}, "bar", float64(2.2)},
{map[string]string{"foo": "FOO", "bar": "BAR", "baz": "BAZ"}, "bar", "BAR"},
{map[string]TstX{"foo": {A: "a", B: "b"}, "bar": {A: "c", B: "d"}, "baz": {A: "e", B: "f"}}, "bar", ""},
{map[string]interface{}{"foo": nil}, "foo", ""},
{(*[]string)(nil), "bar", ""},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result := ns.EchoParam(test.a, test.key)
c.Assert(result, qt.Equals, test.expect, errMsg)
}
}
func TestFirst(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
limit interface{}
seq interface{}
expect interface{}
}{
{int(2), []string{"a", "b", "c"}, []string{"a", "b"}},
{int32(3), []string{"a", "b"}, []string{"a", "b"}},
{int64(2), []int{100, 200, 300}, []int{100, 200}},
{100, []int{100, 200}, []int{100, 200}},
{"1", []int{100, 200, 300}, []int{100}},
{0, []string{"h", "u", "g", "o"}, []string{}},
{int64(-1), []int{100, 200, 300}, false},
{"noint", []int{100, 200, 300}, false},
{1, nil, false},
{nil, []int{100}, false},
{1, t, false},
{1, (*string)(nil), false},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.First(test.limit, test.seq)
if b, ok := test.expect.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil)
c.Assert(result, qt.DeepEquals, test.expect, errMsg)
}
}
func TestIn(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
l1 interface{}
l2 interface{}
expect bool
}{
{[]string{"a", "b", "c"}, "b", true},
{[]interface{}{"a", "b", "c"}, "b", true},
{[]interface{}{"a", "b", "c"}, "d", false},
{[]string{"a", "b", "c"}, "d", false},
{[]string{"a", "12", "c"}, 12, false},
{[]string{"a", "b", "c"}, nil, false},
{[]int{1, 2, 4}, 2, true},
{[]interface{}{1, 2, 4}, 2, true},
{[]interface{}{1, 2, 4}, nil, false},
{[]interface{}{nil}, nil, false},
{[]int{1, 2, 4}, 3, false},
{[]float64{1.23, 2.45, 4.67}, 1.23, true},
{[]float64{1.234567, 2.45, 4.67}, 1.234568, false},
{[]float64{1, 2, 3}, 1, true},
{[]float32{1, 2, 3}, 1, true},
{"this substring should be found", "substring", true},
{"this substring should not be found", "subseastring", false},
{nil, "foo", false},
// Pointers
{pagesPtr{p1, p2, p3, p2}, p2, true},
{pagesPtr{p1, p2, p3, p2}, p4, false},
// Structs
{pagesVals{p3v, p2v, p3v, p2v}, p2v, true},
{pagesVals{p3v, p2v, p3v, p2v}, p4v, false},
// template.HTML
{template.HTML("this substring should be found"), "substring", true},
{template.HTML("this substring should not be found"), "subseastring", false},
// Uncomparable, use hashstructure
{[]string{"a", "b"}, []string{"a", "b"}, false},
{[][]string{{"a", "b"}}, []string{"a", "b"}, true},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.In(test.l1, test.l2)
c.Assert(err, qt.IsNil)
c.Assert(result, qt.Equals, test.expect, errMsg)
}
}
type testPage struct {
Title string
}
func (p testPage) String() string {
return "p-" + p.Title
}
type pagesPtr []*testPage
type pagesVals []testPage
var (
p1 = &testPage{"A"}
p2 = &testPage{"B"}
p3 = &testPage{"C"}
p4 = &testPage{"D"}
p1v = testPage{"A"}
p2v = testPage{"B"}
p3v = testPage{"C"}
p4v = testPage{"D"}
)
func TestIntersect(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
l1, l2 interface{}
expect interface{}
}{
{[]string{"a", "b", "c", "c"}, []string{"a", "b", "b"}, []string{"a", "b"}},
{[]string{"a", "b"}, []string{"a", "b", "c"}, []string{"a", "b"}},
{[]string{"a", "b", "c"}, []string{"d", "e"}, []string{}},
{[]string{}, []string{}, []string{}},
{[]string{"a", "b"}, nil, []interface{}{}},
{nil, []string{"a", "b"}, []interface{}{}},
{nil, nil, []interface{}{}},
{[]string{"1", "2"}, []int{1, 2}, []string{}},
{[]int{1, 2}, []string{"1", "2"}, []int{}},
{[]int{1, 2, 4}, []int{2, 4}, []int{2, 4}},
{[]int{2, 4}, []int{1, 2, 4}, []int{2, 4}},
{[]int{1, 2, 4}, []int{3, 6}, []int{}},
{[]float64{2.2, 4.4}, []float64{1.1, 2.2, 4.4}, []float64{2.2, 4.4}},
// []interface{} ∩ []interface{}
{[]interface{}{"a", "b", "c"}, []interface{}{"a", "b", "b"}, []interface{}{"a", "b"}},
{[]interface{}{1, 2, 3}, []interface{}{1, 2, 2}, []interface{}{1, 2}},
{[]interface{}{int8(1), int8(2), int8(3)}, []interface{}{int8(1), int8(2), int8(2)}, []interface{}{int8(1), int8(2)}},
{[]interface{}{int16(1), int16(2), int16(3)}, []interface{}{int16(1), int16(2), int16(2)}, []interface{}{int16(1), int16(2)}},
{[]interface{}{int32(1), int32(2), int32(3)}, []interface{}{int32(1), int32(2), int32(2)}, []interface{}{int32(1), int32(2)}},
{[]interface{}{int64(1), int64(2), int64(3)}, []interface{}{int64(1), int64(2), int64(2)}, []interface{}{int64(1), int64(2)}},
{[]interface{}{float32(1), float32(2), float32(3)}, []interface{}{float32(1), float32(2), float32(2)}, []interface{}{float32(1), float32(2)}},
{[]interface{}{float64(1), float64(2), float64(3)}, []interface{}{float64(1), float64(2), float64(2)}, []interface{}{float64(1), float64(2)}},
// []interface{} ∩ []T
{[]interface{}{"a", "b", "c"}, []string{"a", "b", "b"}, []interface{}{"a", "b"}},
{[]interface{}{1, 2, 3}, []int{1, 2, 2}, []interface{}{1, 2}},
{[]interface{}{int8(1), int8(2), int8(3)}, []int8{1, 2, 2}, []interface{}{int8(1), int8(2)}},
{[]interface{}{int16(1), int16(2), int16(3)}, []int16{1, 2, 2}, []interface{}{int16(1), int16(2)}},
{[]interface{}{int32(1), int32(2), int32(3)}, []int32{1, 2, 2}, []interface{}{int32(1), int32(2)}},
{[]interface{}{int64(1), int64(2), int64(3)}, []int64{1, 2, 2}, []interface{}{int64(1), int64(2)}},
{[]interface{}{uint(1), uint(2), uint(3)}, []uint{1, 2, 2}, []interface{}{uint(1), uint(2)}},
{[]interface{}{float32(1), float32(2), float32(3)}, []float32{1, 2, 2}, []interface{}{float32(1), float32(2)}},
{[]interface{}{float64(1), float64(2), float64(3)}, []float64{1, 2, 2}, []interface{}{float64(1), float64(2)}},
// []T ∩ []interface{}
{[]string{"a", "b", "c"}, []interface{}{"a", "b", "b"}, []string{"a", "b"}},
{[]int{1, 2, 3}, []interface{}{1, 2, 2}, []int{1, 2}},
{[]int8{1, 2, 3}, []interface{}{int8(1), int8(2), int8(2)}, []int8{1, 2}},
{[]int16{1, 2, 3}, []interface{}{int16(1), int16(2), int16(2)}, []int16{1, 2}},
{[]int32{1, 2, 3}, []interface{}{int32(1), int32(2), int32(2)}, []int32{1, 2}},
{[]int64{1, 2, 3}, []interface{}{int64(1), int64(2), int64(2)}, []int64{1, 2}},
{[]float32{1, 2, 3}, []interface{}{float32(1), float32(2), float32(2)}, []float32{1, 2}},
{[]float64{1, 2, 3}, []interface{}{float64(1), float64(2), float64(2)}, []float64{1, 2}},
// Structs
{pagesPtr{p1, p4, p2, p3}, pagesPtr{p4, p2, p2}, pagesPtr{p4, p2}},
{pagesVals{p1v, p4v, p2v, p3v}, pagesVals{p1v, p3v, p3v}, pagesVals{p1v, p3v}},
{[]interface{}{p1, p4, p2, p3}, []interface{}{p4, p2, p2}, []interface{}{p4, p2}},
{[]interface{}{p1v, p4v, p2v, p3v}, []interface{}{p1v, p3v, p3v}, []interface{}{p1v, p3v}},
{pagesPtr{p1, p4, p2, p3}, pagesPtr{}, pagesPtr{}},
{pagesVals{}, pagesVals{p1v, p3v, p3v}, pagesVals{}},
{[]interface{}{p1, p4, p2, p3}, []interface{}{}, []interface{}{}},
{[]interface{}{}, []interface{}{p1v, p3v, p3v}, []interface{}{}},
// errors
{"not array or slice", []string{"a"}, false},
{[]string{"a"}, "not array or slice", false},
// uncomparable types - #3820
{[]map[int]int{{1: 1}, {2: 2}}, []map[int]int{{2: 2}, {3: 3}}, false},
{[][]int{{1, 1}, {1, 2}}, [][]int{{1, 2}, {1, 2}, {1, 3}}, false},
{[]int{1, 1}, [][]int{{1, 2}, {1, 2}, {1, 3}}, false},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.Intersect(test.l1, test.l2)
if b, ok := test.expect.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
if !reflect.DeepEqual(result, test.expect) {
t.Fatalf("[%d] Got\n%v expected\n%v", i, result, test.expect)
}
}
}
func TestIsSet(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := newTestNs()
for i, test := range []struct {
a interface{}
key interface{}
expect bool
isErr bool
}{
{[]interface{}{1, 2, 3, 5}, 2, true, false},
{[]interface{}{1, 2, 3, 5}, "2", true, false},
{[]interface{}{1, 2, 3, 5}, 2.0, true, false},
{[]interface{}{1, 2, 3, 5}, 22, false, false},
{map[string]interface{}{"a": 1, "b": 2}, "b", true, false},
{map[string]interface{}{"a": 1, "b": 2}, "bc", false, false},
{time.Now(), "Day", false, false},
{nil, "nil", false, false},
{[]interface{}{1, 2, 3, 5}, TstX{}, false, true},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.IsSet(test.a, test.key)
if test.isErr {
continue
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.Equals, test.expect, errMsg)
}
}
func TestLast(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
limit interface{}
seq interface{}
expect interface{}
}{
{int(2), []string{"a", "b", "c"}, []string{"b", "c"}},
{int32(3), []string{"a", "b"}, []string{"a", "b"}},
{int64(2), []int{100, 200, 300}, []int{200, 300}},
{100, []int{100, 200}, []int{100, 200}},
{"1", []int{100, 200, 300}, []int{300}},
{"0", []int{100, 200, 300}, []int{}},
{"0", []string{"a", "b", "c"}, []string{}},
// errors
{int64(-1), []int{100, 200, 300}, false},
{"noint", []int{100, 200, 300}, false},
{1, nil, false},
{nil, []int{100}, false},
{1, t, false},
{1, (*string)(nil), false},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.Last(test.limit, test.seq)
if b, ok := test.expect.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.DeepEquals, test.expect, errMsg)
}
}
func TestQuerify(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
params []interface{}
expect interface{}
}{
{[]interface{}{"a", "b"}, "a=b"},
{[]interface{}{"a", "b", "c", "d", "f", " &"}, `a=b&c=d&f=+%26`},
// errors
{[]interface{}{5, "b"}, false},
{[]interface{}{"a", "b", "c"}, false},
} {
errMsg := qt.Commentf("[%d] %v", i, test.params)
result, err := ns.Querify(test.params...)
if b, ok := test.expect.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.Equals, test.expect, errMsg)
}
}
func TestSeq(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
args []interface{}
expect interface{}
}{
{[]interface{}{-2, 5}, []int{-2, -1, 0, 1, 2, 3, 4, 5}},
{[]interface{}{1, 2, 4}, []int{1, 3}},
{[]interface{}{1}, []int{1}},
{[]interface{}{3}, []int{1, 2, 3}},
{[]interface{}{3.2}, []int{1, 2, 3}},
{[]interface{}{0}, []int{}},
{[]interface{}{-1}, []int{-1}},
{[]interface{}{-3}, []int{-1, -2, -3}},
{[]interface{}{3, -2}, []int{3, 2, 1, 0, -1, -2}},
{[]interface{}{6, -2, 2}, []int{6, 4, 2}},
// errors
{[]interface{}{1, 0, 2}, false},
{[]interface{}{1, -1, 2}, false},
{[]interface{}{2, 1, 1}, false},
{[]interface{}{2, 1, 1, 1}, false},
{[]interface{}{2001}, false},
{[]interface{}{}, false},
{[]interface{}{0, -1000000}, false},
{[]interface{}{tstNoStringer{}}, false},
{nil, false},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.Seq(test.args...)
if b, ok := test.expect.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.DeepEquals, test.expect, errMsg)
}
}
func TestShuffle(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
seq interface{}
success bool
}{
{[]string{"a", "b", "c", "d"}, true},
{[]int{100, 200, 300}, true},
{[]int{100, 200, 300}, true},
{[]int{100, 200}, true},
{[]string{"a", "b"}, true},
{[]int{100, 200, 300}, true},
{[]int{100, 200, 300}, true},
{[]int{100}, true},
// errors
{nil, false},
{t, false},
{(*string)(nil), false},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.Shuffle(test.seq)
if !test.success {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
resultv := reflect.ValueOf(result)
seqv := reflect.ValueOf(test.seq)
c.Assert(seqv.Len(), qt.Equals, resultv.Len(), errMsg)
}
}
func TestShuffleRandomising(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
// Note that this test can fail with false negative result if the shuffle
// of the sequence happens to be the same as the original sequence. However
// the propability of the event is 10^-158 which is negligible.
seqLen := 100
rand.Seed(time.Now().UTC().UnixNano())
for _, test := range []struct {
seq []int
}{
{rand.Perm(seqLen)},
} {
result, err := ns.Shuffle(test.seq)
resultv := reflect.ValueOf(result)
c.Assert(err, qt.IsNil)
allSame := true
for i, v := range test.seq {
allSame = allSame && (resultv.Index(i).Interface() == v)
}
c.Assert(allSame, qt.Equals, false)
}
}
// Also see tests in commons/collection.
func TestSlice(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
args []interface{}
expected interface{}
}{
{[]interface{}{"a", "b"}, []string{"a", "b"}},
{[]interface{}{}, []interface{}{}},
{[]interface{}{nil}, []interface{}{nil}},
{[]interface{}{5, "b"}, []interface{}{5, "b"}},
{[]interface{}{tstNoStringer{}}, []tstNoStringer{{}}},
} {
errMsg := qt.Commentf("[%d] %v", i, test.args)
result := ns.Slice(test.args...)
c.Assert(result, qt.DeepEquals, test.expected, errMsg)
}
}
func TestUnion(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
l1 interface{}
l2 interface{}
expect interface{}
isErr bool
}{
{nil, nil, []interface{}{}, false},
{nil, []string{"a", "b"}, []string{"a", "b"}, false},
{[]string{"a", "b"}, nil, []string{"a", "b"}, false},
// []A ∪ []B
{[]string{"1", "2"}, []int{3}, []string{}, false},
{[]int{1, 2}, []string{"1", "2"}, []int{}, false},
// []T ∪ []T
{[]string{"a", "b", "c", "c"}, []string{"a", "b", "b"}, []string{"a", "b", "c"}, false},
{[]string{"a", "b"}, []string{"a", "b", "c"}, []string{"a", "b", "c"}, false},
{[]string{"a", "b", "c"}, []string{"d", "e"}, []string{"a", "b", "c", "d", "e"}, false},
{[]string{}, []string{}, []string{}, false},
{[]int{1, 2, 3}, []int{3, 4, 5}, []int{1, 2, 3, 4, 5}, false},
{[]int{1, 2, 3}, []int{1, 2, 3}, []int{1, 2, 3}, false},
{[]int{1, 2, 4}, []int{2, 4}, []int{1, 2, 4}, false},
{[]int{2, 4}, []int{1, 2, 4}, []int{2, 4, 1}, false},
{[]int{1, 2, 4}, []int{3, 6}, []int{1, 2, 4, 3, 6}, false},
{[]float64{2.2, 4.4}, []float64{1.1, 2.2, 4.4}, []float64{2.2, 4.4, 1.1}, false},
{[]interface{}{"a", "b", "c", "c"}, []interface{}{"a", "b", "b"}, []interface{}{"a", "b", "c"}, false},
// []T ∪ []interface{}
{[]string{"1", "2"}, []interface{}{"9"}, []string{"1", "2", "9"}, false},
{[]int{2, 4}, []interface{}{1, 2, 4}, []int{2, 4, 1}, false},
{[]int8{2, 4}, []interface{}{int8(1), int8(2), int8(4)}, []int8{2, 4, 1}, false},
{[]int8{2, 4}, []interface{}{1, 2, 4}, []int8{2, 4, 1}, false},
{[]int16{2, 4}, []interface{}{1, 2, 4}, []int16{2, 4, 1}, false},
{[]int32{2, 4}, []interface{}{1, 2, 4}, []int32{2, 4, 1}, false},
{[]int64{2, 4}, []interface{}{1, 2, 4}, []int64{2, 4, 1}, false},
{[]float64{2.2, 4.4}, []interface{}{1.1, 2.2, 4.4}, []float64{2.2, 4.4, 1.1}, false},
{[]float32{2.2, 4.4}, []interface{}{1.1, 2.2, 4.4}, []float32{2.2, 4.4, 1.1}, false},
// []interface{} ∪ []T
{[]interface{}{"a", "b", "c", "c"}, []string{"a", "b", "d"}, []interface{}{"a", "b", "c", "d"}, false},
{[]interface{}{}, []string{}, []interface{}{}, false},
{[]interface{}{1, 2}, []int{2, 3}, []interface{}{1, 2, 3}, false},
{[]interface{}{1, 2}, []int8{2, 3}, []interface{}{1, 2, 3}, false}, // 28
{[]interface{}{uint(1), uint(2)}, []uint{2, 3}, []interface{}{uint(1), uint(2), uint(3)}, false},
{[]interface{}{1.1, 2.2}, []float64{2.2, 3.3}, []interface{}{1.1, 2.2, 3.3}, false},
// Structs
{pagesPtr{p1, p4}, pagesPtr{p4, p2, p2}, pagesPtr{p1, p4, p2}, false},
{pagesVals{p1v}, pagesVals{p3v, p3v}, pagesVals{p1v, p3v}, false},
{[]interface{}{p1, p4}, []interface{}{p4, p2, p2}, []interface{}{p1, p4, p2}, false},
{[]interface{}{p1v}, []interface{}{p3v, p3v}, []interface{}{p1v, p3v}, false},
// #3686
{[]interface{}{p1v}, []interface{}{}, []interface{}{p1v}, false},
{[]interface{}{}, []interface{}{p1v}, []interface{}{p1v}, false},
{pagesPtr{p1}, pagesPtr{}, pagesPtr{p1}, false},
{pagesVals{p1v}, pagesVals{}, pagesVals{p1v}, false},
{pagesPtr{}, pagesPtr{p1}, pagesPtr{p1}, false},
{pagesVals{}, pagesVals{p1v}, pagesVals{p1v}, false},
// errors
{"not array or slice", []string{"a"}, false, true},
{[]string{"a"}, "not array or slice", false, true},
// uncomparable types - #3820
{[]map[string]int{{"K1": 1}}, []map[string]int{{"K2": 2}, {"K2": 2}}, false, true},
{[][]int{{1, 1}, {1, 2}}, [][]int{{2, 1}, {2, 2}}, false, true},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.Union(test.l1, test.l2)
if test.isErr {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
if !reflect.DeepEqual(result, test.expect) {
t.Fatalf("[%d] Got\n%v expected\n%v", i, result, test.expect)
}
}
}
func TestUniq(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
l interface{}
expect interface{}
isErr bool
}{
{[]string{"a", "b", "c"}, []string{"a", "b", "c"}, false},
{[]string{"a", "b", "c", "c"}, []string{"a", "b", "c"}, false},
{[]string{"a", "b", "b", "c"}, []string{"a", "b", "c"}, false},
{[]string{"a", "b", "c", "b"}, []string{"a", "b", "c"}, false},
{[]int{1, 2, 3}, []int{1, 2, 3}, false},
{[]int{1, 2, 3, 3}, []int{1, 2, 3}, false},
{[]int{1, 2, 2, 3}, []int{1, 2, 3}, false},
{[]int{1, 2, 3, 2}, []int{1, 2, 3}, false},
{[4]int{1, 2, 3, 2}, []int{1, 2, 3}, false},
{nil, make([]interface{}, 0), false},
// Pointers
{pagesPtr{p1, p2, p3, p2}, pagesPtr{p1, p2, p3}, false},
{pagesPtr{}, pagesPtr{}, false},
// Structs
{pagesVals{p3v, p2v, p3v, p2v}, pagesVals{p3v, p2v}, false},
// not Comparable(), use hashstruscture
{[]map[string]int{
{"K1": 1}, {"K2": 2}, {"K1": 1}, {"K2": 1},
}, []map[string]int{
{"K1": 1}, {"K2": 2}, {"K2": 1},
}, false},
// should fail
{1, 1, true},
{"foo", "fo", true},
} {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.Uniq(test.l)
if test.isErr {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
continue
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.DeepEquals, test.expect, errMsg)
}
}
func (x *TstX) TstRp() string {
return "r" + x.A
}
func (x TstX) TstRv() string {
return "r" + x.B
}
func (x TstX) TstRv2() string {
return "r" + x.B
}
func (x TstX) unexportedMethod() string {
return x.unexported
}
func (x TstX) MethodWithArg(s string) string {
return s
}
func (x TstX) MethodReturnNothing() {}
func (x TstX) MethodReturnErrorOnly() error {
return errors.New("some error occurred")
}
func (x TstX) MethodReturnTwoValues() (string, string) {
return "foo", "bar"
}
func (x TstX) MethodReturnValueWithError() (string, error) {
return "", errors.New("some error occurred")
}
func (x TstX) String() string {
return fmt.Sprintf("A: %s, B: %s", x.A, x.B)
}
type TstX struct {
A, B string
unexported string
}
type TstParams struct {
params maps.Params
}
func (x TstParams) Params() maps.Params {
return x.params
}
type TstXIHolder struct {
XI TstXI
}
// Partially implemented by the TstX struct.
type TstXI interface {
TstRv2() string
}
func ToTstXIs(slice interface{}) []TstXI {
s := reflect.ValueOf(slice)
if s.Kind() != reflect.Slice {
return nil
}
tis := make([]TstXI, s.Len())
for i := 0; i < s.Len(); i++ {
tsti, ok := s.Index(i).Interface().(TstXI)
if !ok {
return nil
}
tis[i] = tsti
}
return tis
}
func newDeps(cfg config.Provider) *deps.Deps {
l := langs.NewLanguage("en", cfg)
l.Set("i18nDir", "i18n")
cs, err := helpers.NewContentSpec(l, loggers.NewErrorLogger(), afero.NewMemMapFs())
if err != nil {
panic(err)
}
return &deps.Deps{
Cfg: cfg,
Fs: hugofs.NewMem(l),
ContentSpec: cs,
Log: loggers.NewErrorLogger(),
}
}
func newTestNs() *Namespace {
v := viper.New()
v.Set("contentDir", "content")
return New(newDeps(v))
}