hugo/tpl/template_test.go
bep be19f4eb91 Rename Substr to Slice
That is whas was implemented, not Substr.

Also make the API more similar to Go's internal slice by making both the start and end indices optional.

See #990
2015-03-23 12:18:27 +01:00

1181 lines
36 KiB
Go

package tpl
import (
"bytes"
"errors"
"fmt"
"github.com/stretchr/testify/assert"
"html/template"
"path"
"reflect"
"runtime"
"testing"
"time"
)
type tstNoStringer struct {
}
type tstCompareType int
const (
tstEq tstCompareType = iota
tstNe
tstGt
tstGe
tstLt
tstLe
)
func tstIsEq(tp tstCompareType) bool {
return tp == tstEq || tp == tstGe || tp == tstLe
}
func tstIsGt(tp tstCompareType) bool {
return tp == tstGt || tp == tstGe
}
func tstIsLt(tp tstCompareType) bool {
return tp == tstLt || tp == tstLe
}
func TestCompare(t *testing.T) {
for _, this := range []struct {
tstCompareType
funcUnderTest func(a, b interface{}) bool
}{
{tstGt, Gt},
{tstLt, Lt},
{tstGe, Ge},
{tstLe, Le},
{tstEq, Eq},
{tstNe, Ne},
} {
doTestCompare(t, this.tstCompareType, this.funcUnderTest)
}
}
func doTestCompare(t *testing.T, tp tstCompareType, funcUnderTest func(a, b interface{}) bool) {
for i, this := range []struct {
left interface{}
right interface{}
expectIndicator int
}{
{5, 8, -1},
{8, 5, 1},
{5, 5, 0},
{int(5), int64(5), 0},
{int32(5), int(5), 0},
{int16(4), int(5), -1},
{uint(15), uint64(15), 0},
{-2, 1, -1},
{2, -5, 1},
{0.0, 1.23, -1},
{1.1, 1.1, 0},
{float32(1.0), float64(1.0), 0},
{1.23, 0.0, 1},
{"5", "5", 0},
{"8", "5", 1},
{"5", "0001", 1},
{[]int{100, 99}, []int{1, 2, 3, 4}, -1},
} {
result := funcUnderTest(this.left, this.right)
success := false
if this.expectIndicator == 0 {
if tstIsEq(tp) {
success = result
} else {
success = !result
}
}
if this.expectIndicator < 0 {
success = result && (tstIsLt(tp) || tp == tstNe)
success = success || (!result && !tstIsLt(tp))
}
if this.expectIndicator > 0 {
success = result && (tstIsGt(tp) || tp == tstNe)
success = success || (!result && (!tstIsGt(tp) || tp != tstNe))
}
if !success {
t.Errorf("[%d][%s] %v compared to %v: %t", i, path.Base(runtime.FuncForPC(reflect.ValueOf(funcUnderTest).Pointer()).Name()), this.left, this.right, result)
}
}
}
func TestArethmic(t *testing.T) {
for i, this := range []struct {
a interface{}
b interface{}
op rune
expect interface{}
}{
{1, 2, '+', int64(3)},
{1, 2, '-', int64(-1)},
{2, 2, '*', int64(4)},
{4, 2, '/', int64(2)},
{uint8(1), uint8(3), '+', uint64(4)},
{uint8(3), uint8(2), '-', uint64(1)},
{uint8(2), uint8(2), '*', uint64(4)},
{uint16(4), uint8(2), '/', uint64(2)},
{4, 2, '¤', false},
{4, 0, '/', false},
} {
// TODO(bep): Take precision into account.
result, err := doArithmetic(this.a, this.b, this.op)
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] doArethmic didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] doArethmic got %v (%T) but expected %v (%T)", i, result, result, this.expect, this.expect)
}
}
}
}
func TestMod(t *testing.T) {
for i, this := range []struct {
a interface{}
b interface{}
expect interface{}
}{
{3, 2, int64(1)},
{3, 1, int64(0)},
{3, 0, false},
{0, 3, int64(0)},
{3.1, 2, false},
{3, 2.1, false},
{3.1, 2.1, false},
{int8(3), int8(2), int64(1)},
{int16(3), int16(2), int64(1)},
{int32(3), int32(2), int64(1)},
{int64(3), int64(2), int64(1)},
} {
result, err := Mod(this.a, this.b)
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] modulo didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] modulo got %v but expected %v", i, result, this.expect)
}
}
}
}
func TestModBool(t *testing.T) {
for i, this := range []struct {
a interface{}
b interface{}
expect interface{}
}{
{3, 3, true},
{3, 2, false},
{3, 1, true},
{3, 0, nil},
{0, 3, true},
{3.1, 2, nil},
{3, 2.1, nil},
{3.1, 2.1, nil},
{int8(3), int8(3), true},
{int8(3), int8(2), false},
{int16(3), int16(3), true},
{int16(3), int16(2), false},
{int32(3), int32(3), true},
{int32(3), int32(2), false},
{int64(3), int64(3), true},
{int64(3), int64(2), false},
} {
result, err := ModBool(this.a, this.b)
if this.expect == nil {
if err == nil {
t.Errorf("[%d] modulo didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] modulo got %v but expected %v", i, result, this.expect)
}
}
}
}
func TestFirst(t *testing.T) {
for i, this := range []struct {
count interface{}
sequence 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}},
{int64(-1), []int{100, 200, 300}, false},
{"noint", []int{100, 200, 300}, false},
{1, nil, false},
{nil, []int{100}, false},
{1, t, false},
} {
results, err := First(this.count, this.sequence)
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] First didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(results, this.expect) {
t.Errorf("[%d] First %d items, got %v but expected %v", i, this.count, results, this.expect)
}
}
}
}
func TestIn(t *testing.T) {
for i, this := range []struct {
v1 interface{}
v2 interface{}
expect bool
}{
{[]string{"a", "b", "c"}, "b", true},
{[]string{"a", "b", "c"}, "d", false},
{[]string{"a", "12", "c"}, 12, false},
{[]int{1, 2, 4}, 2, true},
{[]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},
{"this substring should be found", "substring", true},
{"this substring should not be found", "subseastring", false},
} {
result := In(this.v1, this.v2)
if result != this.expect {
t.Errorf("[%d] Got %v but expected %v", i, result, this.expect)
}
}
}
func TestSlice(t *testing.T) {
for i, this := range []struct {
v1 interface{}
v2 int
v3 int
expect interface{}
}{
{"abc", 1, 2, "b"},
{"abc", 1, 3, "bc"},
{"abc", 0, 1, "a"},
{"abcdef", -1, -1, "abcdef"},
{"abcdef", -1, 2, "ab"},
{"abcdef", 2, -1, "cdef"},
{123, 1, 3, "23"},
{tstNoStringer{}, 0, 1, false},
} {
result, err := Slice(this.v1, this.v2, this.v3)
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] Slice didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] Got %s but expected %s", i, result, this.expect)
}
}
}
}
func TestSplit(t *testing.T) {
for i, this := range []struct {
v1 interface{}
v2 string
expect interface{}
}{
{"a, b", ", ", []string{"a", "b"}},
{"a & b & c", " & ", []string{"a", "b", "c"}},
{"http://exmaple.com", "http://", []string{"", "exmaple.com"}},
{123, "2", []string{"1", "3"}},
{tstNoStringer{}, ",", false},
} {
result, err := Split(this.v1, this.v2)
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] Split didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] Got %s but expected %s", i, result, this.expect)
}
}
}
}
func TestIntersect(t *testing.T) {
for i, this := range []struct {
sequence1 interface{}
sequence2 interface{}
expect interface{}
}{
{[]string{"a", "b", "c"}, []string{"a", "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, make([]interface{}, 0)},
{nil, []string{"a", "b"}, make([]interface{}, 0)},
{nil, nil, make([]interface{}, 0)},
{[]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}},
} {
results, err := Intersect(this.sequence1, this.sequence2)
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(results, this.expect) {
t.Errorf("[%d] Got %v but expected %v", i, results, this.expect)
}
}
_, err1 := Intersect("not an array or slice", []string{"a"})
if err1 == nil {
t.Error("Excpected error for non array as first arg")
}
_, err2 := Intersect([]string{"a"}, "not an array or slice")
if err2 == nil {
t.Error("Excpected error for non array as second arg")
}
}
func TestIsSet(t *testing.T) {
aSlice := []interface{}{1, 2, 3, 5}
aMap := map[string]interface{}{"a": 1, "b": 2}
assert.True(t, IsSet(aSlice, 2))
assert.True(t, IsSet(aMap, "b"))
assert.False(t, IsSet(aSlice, 22))
assert.False(t, IsSet(aMap, "bc"))
}
func (x *TstX) TstRp() string {
return "r" + x.A
}
func (x TstX) TstRv() 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("something error occured")
}
func (x TstX) MethodReturnTwoValues() (string, string) {
return "foo", "bar"
}
func (x TstX) MethodReturnValueWithError() (string, error) {
return "", errors.New("something error occured")
}
func (x TstX) String() string {
return fmt.Sprintf("A: %s, B: %s", x.A, x.B)
}
type TstX struct {
A, B string
unexported string
}
func TestEvaluateSubElem(t *testing.T) {
tstx := TstX{A: "foo", B: "bar"}
var inner struct {
S fmt.Stringer
}
inner.S = tstx
interfaceValue := reflect.ValueOf(&inner).Elem().Field(0)
for i, this := range []struct {
value reflect.Value
key string
expect interface{}
}{
{reflect.ValueOf(tstx), "A", "foo"},
{reflect.ValueOf(&tstx), "TstRp", "rfoo"},
{reflect.ValueOf(tstx), "TstRv", "rbar"},
//{reflect.ValueOf(map[int]string{1: "foo", 2: "bar"}), 1, "foo"},
{reflect.ValueOf(map[string]string{"key1": "foo", "key2": "bar"}), "key1", "foo"},
{interfaceValue, "String", "A: foo, B: bar"},
{reflect.Value{}, "foo", false},
//{reflect.ValueOf(map[int]string{1: "foo", 2: "bar"}), 1.2, false},
{reflect.ValueOf(tstx), "unexported", false},
{reflect.ValueOf(tstx), "unexportedMethod", false},
{reflect.ValueOf(tstx), "MethodWithArg", false},
{reflect.ValueOf(tstx), "MethodReturnNothing", false},
{reflect.ValueOf(tstx), "MethodReturnErrorOnly", false},
{reflect.ValueOf(tstx), "MethodReturnTwoValues", false},
{reflect.ValueOf(tstx), "MethodReturnValueWithError", false},
{reflect.ValueOf((*TstX)(nil)), "A", false},
{reflect.ValueOf(tstx), "C", false},
{reflect.ValueOf(map[int]string{1: "foo", 2: "bar"}), "1", false},
{reflect.ValueOf([]string{"foo", "bar"}), "1", false},
} {
result, err := evaluateSubElem(this.value, this.key)
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] evaluateSubElem didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if result.Kind() != reflect.String || result.String() != this.expect {
t.Errorf("[%d] evaluateSubElem with %v got %v but expected %v", i, this.key, result, this.expect)
}
}
}
}
func TestCheckCondition(t *testing.T) {
type expect struct {
result bool
isError bool
}
for i, this := range []struct {
value reflect.Value
match reflect.Value
op string
expect
}{
{reflect.ValueOf(123), reflect.ValueOf(123), "", expect{true, false}},
{reflect.ValueOf("foo"), reflect.ValueOf("foo"), "", expect{true, false}},
{reflect.ValueOf(123), reflect.ValueOf(456), "!=", expect{true, false}},
{reflect.ValueOf("foo"), reflect.ValueOf("bar"), "!=", expect{true, false}},
{reflect.ValueOf(456), reflect.ValueOf(123), ">=", expect{true, false}},
{reflect.ValueOf("foo"), reflect.ValueOf("bar"), ">=", expect{true, false}},
{reflect.ValueOf(456), reflect.ValueOf(123), ">", expect{true, false}},
{reflect.ValueOf("foo"), reflect.ValueOf("bar"), ">", expect{true, false}},
{reflect.ValueOf(123), reflect.ValueOf(456), "<=", expect{true, false}},
{reflect.ValueOf("bar"), reflect.ValueOf("foo"), "<=", expect{true, false}},
{reflect.ValueOf(123), reflect.ValueOf(456), "<", expect{true, false}},
{reflect.ValueOf("bar"), reflect.ValueOf("foo"), "<", expect{true, false}},
{reflect.ValueOf(123), reflect.ValueOf([]int{123, 45, 678}), "in", expect{true, false}},
{reflect.ValueOf("foo"), reflect.ValueOf([]string{"foo", "bar", "baz"}), "in", expect{true, false}},
{reflect.ValueOf(123), reflect.ValueOf([]int{45, 678}), "not in", expect{true, false}},
{reflect.ValueOf("foo"), reflect.ValueOf([]string{"bar", "baz"}), "not in", expect{true, false}},
{reflect.ValueOf("foo"), reflect.ValueOf("bar-foo-baz"), "in", expect{true, false}},
{reflect.ValueOf("foo"), reflect.ValueOf("bar--baz"), "not in", expect{true, false}},
{reflect.Value{}, reflect.ValueOf("foo"), "", expect{false, false}},
{reflect.ValueOf("foo"), reflect.Value{}, "", expect{false, false}},
{reflect.ValueOf((*TstX)(nil)), reflect.ValueOf("foo"), "", expect{false, false}},
{reflect.ValueOf("foo"), reflect.ValueOf((*TstX)(nil)), "", expect{false, false}},
{reflect.ValueOf("foo"), reflect.ValueOf(map[int]string{}), "", expect{false, false}},
{reflect.ValueOf("foo"), reflect.ValueOf([]int{1, 2}), "", expect{false, false}},
{reflect.ValueOf(123), reflect.ValueOf([]int{}), "in", expect{false, false}},
{reflect.ValueOf(123), reflect.ValueOf(123), "op", expect{false, true}},
} {
result, err := checkCondition(this.value, this.match, this.op)
if this.expect.isError {
if err == nil {
t.Errorf("[%d] checkCondition didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if result != this.expect.result {
t.Errorf("[%d] check condition %v %s %v, got %v but expected %v", i, this.value, this.op, this.match, result, this.expect.result)
}
}
}
}
func TestWhere(t *testing.T) {
// TODO(spf): Put these page tests back in
//page1 := &Page{contentType: "v", Source: Source{File: *source.NewFile("/x/y/z/source.md")}}
//page2 := &Page{contentType: "w", Source: Source{File: *source.NewFile("/y/z/a/source.md")}}
type Mid struct {
Tst TstX
}
for i, this := range []struct {
sequence interface{}
key interface{}
op string
match interface{}
expect interface{}
}{
{
sequence: []map[int]string{
{1: "a", 2: "m"}, {1: "c", 2: "d"}, {1: "e", 3: "m"},
},
key: 2, match: "m",
expect: []map[int]string{
{1: "a", 2: "m"},
},
},
{
sequence: []map[string]int{
{"a": 1, "b": 2}, {"a": 3, "b": 4}, {"a": 5, "x": 4},
},
key: "b", match: 4,
expect: []map[string]int{
{"a": 3, "b": 4},
},
},
{
sequence: []TstX{
{A: "a", B: "b"}, {A: "c", B: "d"}, {A: "e", B: "f"},
},
key: "B", match: "f",
expect: []TstX{
{A: "e", B: "f"},
},
},
{
sequence: []*map[int]string{
{1: "a", 2: "m"}, {1: "c", 2: "d"}, {1: "e", 3: "m"},
},
key: 2, match: "m",
expect: []*map[int]string{
{1: "a", 2: "m"},
},
},
{
sequence: []*TstX{
{A: "a", B: "b"}, {A: "c", B: "d"}, {A: "e", B: "f"},
},
key: "B", match: "f",
expect: []*TstX{
{A: "e", B: "f"},
},
},
{
sequence: []*TstX{
{A: "a", B: "b"}, {A: "c", B: "d"}, {A: "e", B: "c"},
},
key: "TstRp", match: "rc",
expect: []*TstX{
{A: "c", B: "d"},
},
},
{
sequence: []TstX{
{A: "a", B: "b"}, {A: "c", B: "d"}, {A: "e", B: "c"},
},
key: "TstRv", match: "rc",
expect: []TstX{
{A: "e", B: "c"},
},
},
{
sequence: []map[string]TstX{
{"foo": TstX{A: "a", B: "b"}}, {"foo": TstX{A: "c", B: "d"}}, {"foo": TstX{A: "e", B: "f"}},
},
key: "foo.B", match: "d",
expect: []map[string]TstX{
{"foo": TstX{A: "c", B: "d"}},
},
},
{
sequence: []map[string]TstX{
{"foo": TstX{A: "a", B: "b"}}, {"foo": TstX{A: "c", B: "d"}}, {"foo": TstX{A: "e", B: "f"}},
},
key: ".foo.B", match: "d",
expect: []map[string]TstX{
{"foo": TstX{A: "c", B: "d"}},
},
},
{
sequence: []map[string]TstX{
{"foo": TstX{A: "a", B: "b"}}, {"foo": TstX{A: "c", B: "d"}}, {"foo": TstX{A: "e", B: "f"}},
},
key: "foo.TstRv", match: "rd",
expect: []map[string]TstX{
{"foo": TstX{A: "c", B: "d"}},
},
},
{
sequence: []map[string]*TstX{
{"foo": &TstX{A: "a", B: "b"}}, {"foo": &TstX{A: "c", B: "d"}}, {"foo": &TstX{A: "e", B: "f"}},
},
key: "foo.TstRp", match: "rc",
expect: []map[string]*TstX{
{"foo": &TstX{A: "c", B: "d"}},
},
},
{
sequence: []map[string]Mid{
{"foo": Mid{Tst: TstX{A: "a", B: "b"}}}, {"foo": Mid{Tst: TstX{A: "c", B: "d"}}}, {"foo": Mid{Tst: TstX{A: "e", B: "f"}}},
},
key: "foo.Tst.B", match: "d",
expect: []map[string]Mid{
{"foo": Mid{Tst: TstX{A: "c", B: "d"}}},
},
},
{
sequence: []map[string]Mid{
{"foo": Mid{Tst: TstX{A: "a", B: "b"}}}, {"foo": Mid{Tst: TstX{A: "c", B: "d"}}}, {"foo": Mid{Tst: TstX{A: "e", B: "f"}}},
},
key: "foo.Tst.TstRv", match: "rd",
expect: []map[string]Mid{
{"foo": Mid{Tst: TstX{A: "c", B: "d"}}},
},
},
{
sequence: []map[string]*Mid{
{"foo": &Mid{Tst: TstX{A: "a", B: "b"}}}, {"foo": &Mid{Tst: TstX{A: "c", B: "d"}}}, {"foo": &Mid{Tst: TstX{A: "e", B: "f"}}},
},
key: "foo.Tst.TstRp", match: "rc",
expect: []map[string]*Mid{
{"foo": &Mid{Tst: TstX{A: "c", B: "d"}}},
},
},
{
sequence: []map[string]int{
{"a": 1, "b": 2}, {"a": 3, "b": 4}, {"a": 5, "b": 6},
},
key: "b", op: ">", match: 3,
expect: []map[string]int{
{"a": 3, "b": 4}, {"a": 5, "b": 6},
},
},
{
sequence: []TstX{
{A: "a", B: "b"}, {A: "c", B: "d"}, {A: "e", B: "f"},
},
key: "B", op: "!=", match: "f",
expect: []TstX{
{A: "a", B: "b"}, {A: "c", B: "d"},
},
},
{
sequence: []map[string]int{
{"a": 1, "b": 2}, {"a": 3, "b": 4}, {"a": 5, "b": 6},
},
key: "b", op: "in", match: []int{3, 4, 5},
expect: []map[string]int{
{"a": 3, "b": 4},
},
},
{
sequence: []TstX{
{A: "a", B: "b"}, {A: "c", B: "d"}, {A: "e", B: "f"},
},
key: "B", op: "not in", match: []string{"c", "d", "e"},
expect: []TstX{
{A: "a", B: "b"}, {A: "e", B: "f"},
},
},
{sequence: (*[]TstX)(nil), key: "A", match: "a", expect: false},
{sequence: TstX{A: "a", B: "b"}, key: "A", match: "a", expect: false},
{sequence: []map[string]*TstX{{"foo": nil}}, key: "foo.B", match: "d", expect: false},
{
sequence: []TstX{
{A: "a", B: "b"}, {A: "c", B: "d"}, {A: "e", B: "f"},
},
key: "B", op: "op", match: "f",
expect: false,
},
//{[]*Page{page1, page2}, "Type", "v", []*Page{page1}},
//{[]*Page{page1, page2}, "Section", "y", []*Page{page2}},
} {
var results interface{}
var err error
if len(this.op) > 0 {
results, err = Where(this.sequence, this.key, this.op, this.match)
} else {
results, err = Where(this.sequence, this.key, this.match)
}
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] Where didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(results, this.expect) {
t.Errorf("[%d] Where clause matching %v with %v, got %v but expected %v", i, this.key, this.match, results, this.expect)
}
}
}
var err error
_, err = Where(map[string]int{"a": 1, "b": 2}, "a", []byte("="), 1)
if err == nil {
t.Errorf("Where called with none string op value didn't return an expected error")
}
_, err = Where(map[string]int{"a": 1, "b": 2}, "a", []byte("="), 1, 2)
if err == nil {
t.Errorf("Where called with more than two variable arguments didn't return an expected error")
}
_, err = Where(map[string]int{"a": 1, "b": 2}, "a")
if err == nil {
t.Errorf("Where called with no variable arguments didn't return an expected error")
}
}
func TestDelimit(t *testing.T) {
for i, this := range []struct {
sequence 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"},
} {
var result template.HTML
var err error
if this.last == nil {
result, err = Delimit(this.sequence, this.delimiter)
} else {
result, err = Delimit(this.sequence, this.delimiter, this.last)
}
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] Delimit called on sequence: %v | delimiter: `%v` | last: `%v`, got %v but expected %v", i, this.sequence, this.delimiter, this.last, result, this.expect)
}
}
}
func TestSort(t *testing.T) {
type ts struct {
MyInt int
MyFloat float64
MyString string
}
for i, this := range []struct {
sequence interface{}
sortByField interface{}
sortAsc string
expect []interface{}
}{
{[]string{"class1", "class2", "class3"}, nil, "asc", []interface{}{"class1", "class2", "class3"}},
{[]string{"class3", "class1", "class2"}, nil, "asc", []interface{}{"class1", "class2", "class3"}},
{[]int{1, 2, 3, 4, 5}, nil, "asc", []interface{}{1, 2, 3, 4, 5}},
{[]int{5, 4, 3, 1, 2}, nil, "asc", []interface{}{1, 2, 3, 4, 5}},
// test map sorting by keys
{map[string]int{"1": 10, "2": 20, "3": 30, "4": 40, "5": 50}, nil, "asc", []interface{}{10, 20, 30, 40, 50}},
{map[string]int{"3": 10, "2": 20, "1": 30, "4": 40, "5": 50}, nil, "asc", []interface{}{30, 20, 10, 40, 50}},
{map[string]string{"1": "10", "2": "20", "3": "30", "4": "40", "5": "50"}, nil, "asc", []interface{}{"10", "20", "30", "40", "50"}},
{map[string]string{"3": "10", "2": "20", "1": "30", "4": "40", "5": "50"}, nil, "asc", []interface{}{"30", "20", "10", "40", "50"}},
{map[string]string{"one": "10", "two": "20", "three": "30", "four": "40", "five": "50"}, nil, "asc", []interface{}{"50", "40", "10", "30", "20"}},
{map[int]string{1: "10", 2: "20", 3: "30", 4: "40", 5: "50"}, nil, "asc", []interface{}{"10", "20", "30", "40", "50"}},
{map[int]string{3: "10", 2: "20", 1: "30", 4: "40", 5: "50"}, nil, "asc", []interface{}{"30", "20", "10", "40", "50"}},
{map[float64]string{3.3: "10", 2.3: "20", 1.3: "30", 4.3: "40", 5.3: "50"}, nil, "asc", []interface{}{"30", "20", "10", "40", "50"}},
// test map sorting by value
{map[string]int{"1": 10, "2": 20, "3": 30, "4": 40, "5": 50}, "value", "asc", []interface{}{10, 20, 30, 40, 50}},
{map[string]int{"3": 10, "2": 20, "1": 30, "4": 40, "5": 50}, "value", "asc", []interface{}{10, 20, 30, 40, 50}},
// test map sorting by field value
{
map[string]ts{"1": {10, 10.5, "ten"}, "2": {20, 20.5, "twenty"}, "3": {30, 30.5, "thirty"}, "4": {40, 40.5, "forty"}, "5": {50, 50.5, "fifty"}},
"MyInt",
"asc",
[]interface{}{ts{10, 10.5, "ten"}, ts{20, 20.5, "twenty"}, ts{30, 30.5, "thirty"}, ts{40, 40.5, "forty"}, ts{50, 50.5, "fifty"}},
},
{
map[string]ts{"1": {10, 10.5, "ten"}, "2": {20, 20.5, "twenty"}, "3": {30, 30.5, "thirty"}, "4": {40, 40.5, "forty"}, "5": {50, 50.5, "fifty"}},
"MyFloat",
"asc",
[]interface{}{ts{10, 10.5, "ten"}, ts{20, 20.5, "twenty"}, ts{30, 30.5, "thirty"}, ts{40, 40.5, "forty"}, ts{50, 50.5, "fifty"}},
},
{
map[string]ts{"1": {10, 10.5, "ten"}, "2": {20, 20.5, "twenty"}, "3": {30, 30.5, "thirty"}, "4": {40, 40.5, "forty"}, "5": {50, 50.5, "fifty"}},
"MyString",
"asc",
[]interface{}{ts{50, 50.5, "fifty"}, ts{40, 40.5, "forty"}, ts{10, 10.5, "ten"}, ts{30, 30.5, "thirty"}, ts{20, 20.5, "twenty"}},
},
// Test sort desc
{[]string{"class1", "class2", "class3"}, "value", "desc", []interface{}{"class3", "class2", "class1"}},
{[]string{"class3", "class1", "class2"}, "value", "desc", []interface{}{"class3", "class2", "class1"}},
} {
var result []interface{}
var err error
if this.sortByField == nil {
result, err = Sort(this.sequence)
} else {
result, err = Sort(this.sequence, this.sortByField, this.sortAsc)
}
if err != nil {
t.Errorf("[%d] failed: %s", i, err)
continue
}
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] Sort called on sequence: %v | sortByField: `%v` | got %v but expected %v", i, this.sequence, this.sortByField, result, this.expect)
}
}
}
func TestReturnWhenSet(t *testing.T) {
for i, this := range []struct {
data 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", ""},
{(*[]string)(nil), "bar", ""},
} {
result := ReturnWhenSet(this.data, this.key)
if !reflect.DeepEqual(result, this.expect) {
t.Errorf("[%d] ReturnWhenSet got %v (type %v) but expected %v (type %v)", i, result, reflect.TypeOf(result), this.expect, reflect.TypeOf(this.expect))
}
}
}
func TestMarkdownify(t *testing.T) {
result := Markdownify("Hello **World!**")
expect := template.HTML("<p>Hello <strong>World!</strong></p>\n")
if result != expect {
t.Errorf("Markdownify: got '%s', expected '%s'", result, expect)
}
}
func TestApply(t *testing.T) {
strings := []interface{}{"a\n", "b\n"}
noStringers := []interface{}{tstNoStringer{}, tstNoStringer{}}
var nilErr *error = nil
chomped, _ := Apply(strings, "chomp", ".")
assert.Equal(t, []interface{}{"a", "b"}, chomped)
chomped, _ = Apply(strings, "chomp", "c\n")
assert.Equal(t, []interface{}{"c", "c"}, chomped)
chomped, _ = Apply(nil, "chomp", ".")
assert.Equal(t, []interface{}{}, chomped)
_, err := Apply(strings, "apply", ".")
if err == nil {
t.Errorf("apply with apply should fail")
}
_, err = Apply(nilErr, "chomp", ".")
if err == nil {
t.Errorf("apply with nil in seq should fail")
}
_, err = Apply(strings, "dobedobedo", ".")
if err == nil {
t.Errorf("apply with unknown func should fail")
}
_, err = Apply(noStringers, "chomp", ".")
if err == nil {
t.Errorf("apply when func fails should fail")
}
_, err = Apply(tstNoStringer{}, "chomp", ".")
if err == nil {
t.Errorf("apply with non-sequence should fail")
}
}
func TestChomp(t *testing.T) {
base := "\n This is\na story "
for i, item := range []string{
"\n", "\n\n",
"\r", "\r\r",
"\r\n", "\r\n\r\n",
} {
chomped, _ := Chomp(base + item)
if chomped != base {
t.Errorf("[%d] Chomp failed, got '%v'", i, chomped)
}
_, err := Chomp(tstNoStringer{})
if err == nil {
t.Errorf("Chomp should fail")
}
}
}
func TestReplace(t *testing.T) {
v, _ := Replace("aab", "a", "b")
assert.Equal(t, "bbb", v)
v, _ = Replace("11a11", 1, 2)
assert.Equal(t, "22a22", v)
v, _ = Replace(12345, 1, 2)
assert.Equal(t, "22345", v)
_, e := Replace(tstNoStringer{}, "a", "b")
assert.NotNil(t, e, "tstNoStringer isn't trimmable")
_, e = Replace("a", tstNoStringer{}, "b")
assert.NotNil(t, e, "tstNoStringer cannot be converted to string")
_, e = Replace("a", "b", tstNoStringer{})
assert.NotNil(t, e, "tstNoStringer cannot be converted to string")
}
func TestTrim(t *testing.T) {
v, _ := Trim("1234 my way 13", "123")
assert.Equal(t, "4 my way ", v)
v, _ = Trim(" my way ", " ")
assert.Equal(t, "my way", v)
v, _ = Trim(1234, "14")
assert.Equal(t, "23", v)
_, e := Trim(tstNoStringer{}, " ")
assert.NotNil(t, e, "tstNoStringer isn't trimmable")
}
func TestDateFormat(t *testing.T) {
for i, this := range []struct {
layout string
value interface{}
expect interface{}
}{
{"Monday, Jan 2, 2006", "2015-01-21", "Wednesday, Jan 21, 2015"},
{"Monday, Jan 2, 2006", time.Date(2015, time.January, 21, 0, 0, 0, 0, time.UTC), "Wednesday, Jan 21, 2015"},
{"This isn't a date layout string", "2015-01-21", "This isn't a date layout string"},
{"Monday, Jan 2, 2006", 1421733600, false},
{"Monday, Jan 2, 2006", 1421733600.123, false},
} {
result, err := DateFormat(this.layout, this.value)
if b, ok := this.expect.(bool); ok && !b {
if err == nil {
t.Errorf("[%d] DateFormat didn't return an expected error", i)
}
} else {
if err != nil {
t.Errorf("[%d] DateFormat failed: %s", i, err)
continue
}
if result != this.expect {
t.Errorf("[%d] DateFormat got %v but expected %v", i, result, this.expect)
}
}
}
}
func TestSafeHTML(t *testing.T) {
for i, this := range []struct {
str string
tmplStr string
expectWithoutEscape string
expectWithEscape string
}{
{`<div></div>`, `{{ . }}`, `&lt;div&gt;&lt;/div&gt;`, `<div></div>`},
} {
tmpl, err := template.New("test").Parse(this.tmplStr)
if err != nil {
t.Errorf("[%d] unable to create new html template %q: %s", i, this.tmplStr, err)
continue
}
buf := new(bytes.Buffer)
err = tmpl.Execute(buf, this.str)
if err != nil {
t.Errorf("[%d] execute template with a raw string value returns unexpected error: %s", i, err)
}
if buf.String() != this.expectWithoutEscape {
t.Errorf("[%d] execute template with a raw string value, got %v but expected %v", i, buf.String(), this.expectWithoutEscape)
}
buf.Reset()
err = tmpl.Execute(buf, SafeHTML(this.str))
if err != nil {
t.Errorf("[%d] execute template with an escaped string value by SafeHTML returns unexpected error: %s", i, err)
}
if buf.String() != this.expectWithEscape {
t.Errorf("[%d] execute template with an escaped string value by SafeHTML, got %v but expected %v", i, buf.String(), this.expectWithEscape)
}
}
}
func TestSafeHTMLAttr(t *testing.T) {
for i, this := range []struct {
str string
tmplStr string
expectWithoutEscape string
expectWithEscape string
}{
{`href="irc://irc.freenode.net/#golang"`, `<a {{ . }}>irc</a>`, `<a ZgotmplZ>irc</a>`, `<a href="irc://irc.freenode.net/#golang">irc</a>`},
} {
tmpl, err := template.New("test").Parse(this.tmplStr)
if err != nil {
t.Errorf("[%d] unable to create new html template %q: %s", i, this.tmplStr, err)
continue
}
buf := new(bytes.Buffer)
err = tmpl.Execute(buf, this.str)
if err != nil {
t.Errorf("[%d] execute template with a raw string value returns unexpected error: %s", i, err)
}
if buf.String() != this.expectWithoutEscape {
t.Errorf("[%d] execute template with a raw string value, got %v but expected %v", i, buf.String(), this.expectWithoutEscape)
}
buf.Reset()
err = tmpl.Execute(buf, SafeHTMLAttr(this.str))
if err != nil {
t.Errorf("[%d] execute template with an escaped string value by SafeHTMLAttr returns unexpected error: %s", i, err)
}
if buf.String() != this.expectWithEscape {
t.Errorf("[%d] execute template with an escaped string value by SafeHTMLAttr, got %v but expected %v", i, buf.String(), this.expectWithEscape)
}
}
}
func TestSafeCSS(t *testing.T) {
for i, this := range []struct {
str string
tmplStr string
expectWithoutEscape string
expectWithEscape string
}{
{`width: 60px;`, `<div style="{{ . }}"></div>`, `<div style="ZgotmplZ"></div>`, `<div style="width: 60px;"></div>`},
} {
tmpl, err := template.New("test").Parse(this.tmplStr)
if err != nil {
t.Errorf("[%d] unable to create new html template %q: %s", i, this.tmplStr, err)
continue
}
buf := new(bytes.Buffer)
err = tmpl.Execute(buf, this.str)
if err != nil {
t.Errorf("[%d] execute template with a raw string value returns unexpected error: %s", i, err)
}
if buf.String() != this.expectWithoutEscape {
t.Errorf("[%d] execute template with a raw string value, got %v but expected %v", i, buf.String(), this.expectWithoutEscape)
}
buf.Reset()
err = tmpl.Execute(buf, SafeCSS(this.str))
if err != nil {
t.Errorf("[%d] execute template with an escaped string value by SafeCSS returns unexpected error: %s", i, err)
}
if buf.String() != this.expectWithEscape {
t.Errorf("[%d] execute template with an escaped string value by SafeCSS, got %v but expected %v", i, buf.String(), this.expectWithEscape)
}
}
}
func TestSafeURL(t *testing.T) {
for i, this := range []struct {
str string
tmplStr string
expectWithoutEscape string
expectWithEscape string
}{
{`irc://irc.freenode.net/#golang`, `<a href="{{ . }}">IRC</a>`, `<a href="#ZgotmplZ">IRC</a>`, `<a href="irc://irc.freenode.net/#golang">IRC</a>`},
} {
tmpl, err := template.New("test").Parse(this.tmplStr)
if err != nil {
t.Errorf("[%d] unable to create new html template %q: %s", i, this.tmplStr, err)
continue
}
buf := new(bytes.Buffer)
err = tmpl.Execute(buf, this.str)
if err != nil {
t.Errorf("[%d] execute template with a raw string value returns unexpected error: %s", i, err)
}
if buf.String() != this.expectWithoutEscape {
t.Errorf("[%d] execute template with a raw string value, got %v but expected %v", i, buf.String(), this.expectWithoutEscape)
}
buf.Reset()
err = tmpl.Execute(buf, SafeURL(this.str))
if err != nil {
t.Errorf("[%d] execute template with an escaped string value by SafeURL returns unexpected error: %s", i, err)
}
if buf.String() != this.expectWithEscape {
t.Errorf("[%d] execute template with an escaped string value by SafeURL, got %v but expected %v", i, buf.String(), this.expectWithEscape)
}
}
}