mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-29 12:32:06 -05:00
95 lines
2.5 KiB
Go
95 lines
2.5 KiB
Go
// Copyright 2024 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package template
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import (
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"bytes"
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"context"
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"reflect"
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"strings"
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"testing"
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qt "github.com/frankban/quicktest"
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"github.com/gohugoio/hugo/common/hreflect"
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)
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type TestStruct struct {
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S string
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M map[string]string
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}
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func (t TestStruct) Hello1(arg string) string {
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return arg
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}
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func (t TestStruct) Hello2(arg1, arg2 string) string {
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return arg1 + " " + arg2
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}
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type execHelper struct{}
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func (e *execHelper) Init(ctx context.Context, tmpl Preparer) {
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}
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func (e *execHelper) GetFunc(ctx context.Context, tmpl Preparer, name string) (reflect.Value, reflect.Value, bool) {
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if name == "print" {
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return zero, zero, false
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}
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return reflect.ValueOf(func(s string) string {
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return "hello " + s
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}), zero, true
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}
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func (e *execHelper) GetMapValue(ctx context.Context, tmpl Preparer, m, key reflect.Value) (reflect.Value, bool) {
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key = reflect.ValueOf(strings.ToLower(key.String()))
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return m.MapIndex(key), true
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}
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func (e *execHelper) GetMethod(ctx context.Context, tmpl Preparer, receiver reflect.Value, name string) (reflect.Value, reflect.Value) {
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if name != "Hello1" {
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return zero, zero
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}
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m := hreflect.GetMethodByName(receiver, "Hello2")
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return m, reflect.ValueOf("v2")
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}
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func (e *execHelper) OnCalled(ctx context.Context, tmpl Preparer, name string, args []reflect.Value, returnValue reflect.Value) {
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}
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func TestTemplateExecutor(t *testing.T) {
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c := qt.New(t)
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templ, err := New("").Parse(`
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{{ print "foo" }}
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{{ printf "hugo" }}
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Map: {{ .M.A }}
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Method: {{ .Hello1 "v1" }}
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`)
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c.Assert(err, qt.IsNil)
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ex := NewExecuter(&execHelper{})
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var b bytes.Buffer
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data := TestStruct{S: "sv", M: map[string]string{"a": "av"}}
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c.Assert(ex.ExecuteWithContext(context.Background(), templ, &b, data), qt.IsNil)
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got := b.String()
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c.Assert(got, qt.Contains, "foo")
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c.Assert(got, qt.Contains, "hello hugo")
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c.Assert(got, qt.Contains, "Map: av")
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c.Assert(got, qt.Contains, "Method: v2 v1")
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}
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