ref: 5d2fceecafe182c6ddebc57475a4c1b2317e6216
dir: /hugolib/datafiles_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 hugolib
import (
"path/filepath"
"reflect"
"testing"
"github.com/gohugoio/hugo/common/loggers"
"github.com/gohugoio/hugo/deps"
"fmt"
"runtime"
qt "github.com/frankban/quicktest"
)
func TestDataDir(t *testing.T) {
t.Parallel()
equivDataDirs := make([]dataDir, 3)
equivDataDirs[0].addSource("data/test/a.json", `{ "b" : { "c1": "red" , "c2": "blue" } }`)
equivDataDirs[1].addSource("data/test/a.yaml", "b:\n c1: red\n c2: blue")
equivDataDirs[2].addSource("data/test/a.toml", "[b]\nc1 = \"red\"\nc2 = \"blue\"\n")
expected := map[string]interface{}{
"test": map[string]interface{}{
"a": map[string]interface{}{
"b": map[string]interface{}{
"c1": "red",
"c2": "blue",
},
},
},
}
doTestEquivalentDataDirs(t, equivDataDirs, expected)
}
// Unable to enforce equivalency for int values as
// the JSON, YAML and TOML parsers return
// float64, int, int64 respectively. They all return
// float64 for float values though:
func TestDataDirNumeric(t *testing.T) {
t.Parallel()
equivDataDirs := make([]dataDir, 3)
equivDataDirs[0].addSource("data/test/a.json", `{ "b" : { "c1": 1.7 , "c2": 2.9 } }`)
equivDataDirs[1].addSource("data/test/a.yaml", "b:\n c1: 1.7\n c2: 2.9")
equivDataDirs[2].addSource("data/test/a.toml", "[b]\nc1 = 1.7\nc2 = 2.9\n")
expected := map[string]interface{}{
"test": map[string]interface{}{
"a": map[string]interface{}{
"b": map[string]interface{}{
"c1": 1.7,
"c2": 2.9,
},
},
},
}
doTestEquivalentDataDirs(t, equivDataDirs, expected)
}
func TestDataDirBoolean(t *testing.T) {
t.Parallel()
equivDataDirs := make([]dataDir, 3)
equivDataDirs[0].addSource("data/test/a.json", `{ "b" : { "c1": true , "c2": false } }`)
equivDataDirs[1].addSource("data/test/a.yaml", "b:\n c1: true\n c2: false")
equivDataDirs[2].addSource("data/test/a.toml", "[b]\nc1 = true\nc2 = false\n")
expected := map[string]interface{}{
"test": map[string]interface{}{
"a": map[string]interface{}{
"b": map[string]interface{}{
"c1": true,
"c2": false,
},
},
},
}
doTestEquivalentDataDirs(t, equivDataDirs, expected)
}
func TestDataDirTwoFiles(t *testing.T) {
t.Parallel()
equivDataDirs := make([]dataDir, 3)
equivDataDirs[0].addSource("data/test/foo.json", `{ "bar": "foofoo" }`)
equivDataDirs[0].addSource("data/test.json", `{ "hello": [ "world", "foo" ] }`)
equivDataDirs[1].addSource("data/test/foo.yaml", "bar: foofoo")
equivDataDirs[1].addSource("data/test.yaml", "hello:\n- world\n- foo")
equivDataDirs[2].addSource("data/test/foo.toml", "bar = \"foofoo\"")
equivDataDirs[2].addSource("data/test.toml", "hello = [\"world\", \"foo\"]")
expected :=
map[string]interface{}{
"test": map[string]interface{}{
"hello": []interface{}{
"world",
"foo",
},
"foo": map[string]interface{}{
"bar": "foofoo",
},
},
}
doTestEquivalentDataDirs(t, equivDataDirs, expected)
}
func TestDataDirOverriddenValue(t *testing.T) {
t.Parallel()
equivDataDirs := make([]dataDir, 3)
// filepath.Walk walks the files in lexical order, '/' comes before '.'. Simulate this:
equivDataDirs[0].addSource("data/a.json", `{"a": "1"}`)
equivDataDirs[0].addSource("data/test/v1.json", `{"v1-2": "2"}`)
equivDataDirs[0].addSource("data/test/v2.json", `{"v2": ["2", "3"]}`)
equivDataDirs[0].addSource("data/test.json", `{"v1": "1"}`)
equivDataDirs[1].addSource("data/a.yaml", "a: \"1\"")
equivDataDirs[1].addSource("data/test/v1.yaml", "v1-2: \"2\"")
equivDataDirs[1].addSource("data/test/v2.yaml", "v2:\n- \"2\"\n- \"3\"")
equivDataDirs[1].addSource("data/test.yaml", "v1: \"1\"")
equivDataDirs[2].addSource("data/a.toml", "a = \"1\"")
equivDataDirs[2].addSource("data/test/v1.toml", "v1-2 = \"2\"")
equivDataDirs[2].addSource("data/test/v2.toml", "v2 = [\"2\", \"3\"]")
equivDataDirs[2].addSource("data/test.toml", "v1 = \"1\"")
expected :=
map[string]interface{}{
"a": map[string]interface{}{"a": "1"},
"test": map[string]interface{}{
"v1": map[string]interface{}{"v1-2": "2"},
"v2": map[string]interface{}{"v2": []interface{}{"2", "3"}},
},
}
doTestEquivalentDataDirs(t, equivDataDirs, expected)
}
// Issue #4361, #3890
func TestDataDirArrayAtTopLevelOfFile(t *testing.T) {
t.Parallel()
equivDataDirs := make([]dataDir, 2)
equivDataDirs[0].addSource("data/test.json", `[ { "hello": "world" }, { "what": "time" }, { "is": "lunch?" } ]`)
equivDataDirs[1].addSource("data/test.yaml", `
- hello: world
- what: time
- is: lunch?
`)
expected :=
map[string]interface{}{
"test": []interface{}{
map[string]interface{}{"hello": "world"},
map[string]interface{}{"what": "time"},
map[string]interface{}{"is": "lunch?"},
},
}
doTestEquivalentDataDirs(t, equivDataDirs, expected)
}
// Issue #892
func TestDataDirMultipleSources(t *testing.T) {
t.Parallel()
var dd dataDir
dd.addSource("data/test/first.yaml", "bar: 1")
dd.addSource("themes/mytheme/data/test/first.yaml", "bar: 2")
dd.addSource("data/test/second.yaml", "tender: 2")
expected :=
map[string]interface{}{
"test": map[string]interface{}{
"first": map[string]interface{}{
"bar": 1,
},
"second": map[string]interface{}{
"tender": 2,
},
},
}
doTestDataDir(t, dd, expected,
"theme", "mytheme")
}
// test (and show) the way values from four different sources,
// including theme data, commingle and override
func TestDataDirMultipleSourcesCommingled(t *testing.T) {
t.Parallel()
var dd dataDir
dd.addSource("data/a.json", `{ "b1" : { "c1": "data/a" }, "b2": "data/a", "b3": ["x", "y", "z"] }`)
dd.addSource("themes/mytheme/data/a.json", `{ "b1": "mytheme/data/a", "b2": "mytheme/data/a", "b3": "mytheme/data/a" }`)
dd.addSource("themes/mytheme/data/a/b1.json", `{ "c1": "mytheme/data/a/b1", "c2": "mytheme/data/a/b1" }`)
dd.addSource("data/a/b1.json", `{ "c1": "data/a/b1" }`)
// Per handleDataFile() comment:
// 1. A theme uses the same key; the main data folder wins
// 2. A sub folder uses the same key: the sub folder wins
expected :=
map[string]interface{}{
"a": map[string]interface{}{
"b1": map[string]interface{}{
"c1": "data/a/b1",
"c2": "mytheme/data/a/b1",
},
"b2": "data/a",
"b3": []interface{}{"x", "y", "z"},
},
}
doTestDataDir(t, dd, expected, "theme", "mytheme")
}
func TestDataDirCollidingChildArrays(t *testing.T) {
t.Parallel()
var dd dataDir
dd.addSource("themes/mytheme/data/a/b2.json", `["Q", "R", "S"]`)
dd.addSource("data/a.json", `{ "b1" : "data/a", "b2" : ["x", "y", "z"] }`)
dd.addSource("data/a/b2.json", `["1", "2", "3"]`)
// Per handleDataFile() comment:
// 1. A theme uses the same key; the main data folder wins
// 2. A sub folder uses the same key: the sub folder wins
expected :=
map[string]interface{}{
"a": map[string]interface{}{
"b1": "data/a",
"b2": []interface{}{"1", "2", "3"},
},
}
doTestDataDir(t, dd, expected, "theme", "mytheme")
}
func TestDataDirCollidingTopLevelArrays(t *testing.T) {
t.Parallel()
var dd dataDir
dd.addSource("themes/mytheme/data/a/b1.json", `["x", "y", "z"]`)
dd.addSource("data/a/b1.json", `["1", "2", "3"]`)
expected :=
map[string]interface{}{
"a": map[string]interface{}{
"b1": []interface{}{"1", "2", "3"},
},
}
doTestDataDir(t, dd, expected, "theme", "mytheme")
}
func TestDataDirCollidingMapsAndArrays(t *testing.T) {
t.Parallel()
var dd dataDir
// on
dd.addSource("themes/mytheme/data/a.json", `["1", "2", "3"]`)
dd.addSource("themes/mytheme/data/b.json", `{ "film" : "Logan Lucky" }`)
dd.addSource("data/a.json", `{ "music" : "Queen's Rebuke" }`)
dd.addSource("data/b.json", `["x", "y", "z"]`)
expected :=
map[string]interface{}{
"a": map[string]interface{}{
"music": "Queen's Rebuke",
},
"b": []interface{}{"x", "y", "z"},
}
doTestDataDir(t, dd, expected, "theme", "mytheme")
}
// https://discourse.gohugo.io/t/recursive-data-file-parsing/26192
func TestDataDirNestedDirectories(t *testing.T) {
t.Parallel()
var dd dataDir
dd.addSource("themes/mytheme/data/a.json", `["1", "2", "3"]`)
dd.addSource("data/test1/20/06/a.json", `{ "artist" : "Michael Brecker" }`)
dd.addSource("data/test1/20/05/b.json", `{ "artist" : "Charlie Parker" }`)
expected :=
map[string]interface{}{
"a": []interface{}{"1", "2", "3"},
"test1": map[string]interface{}{"20": map[string]interface{}{"05": map[string]interface{}{"b": map[string]interface{}{"artist": "Charlie Parker"}}, "06": map[string]interface{}{"a": map[string]interface{}{"artist": "Michael Brecker"}}}}}
doTestDataDir(t, dd, expected, "theme", "mytheme")
}
type dataDir struct {
sources [][2]string
}
func (d *dataDir) addSource(path, content string) {
d.sources = append(d.sources, [2]string{path, content})
}
func doTestEquivalentDataDirs(t *testing.T, equivDataDirs []dataDir, expected interface{}, configKeyValues ...interface{}) {
for i, dd := range equivDataDirs {
err := doTestDataDirImpl(t, dd, expected, configKeyValues...)
if err != "" {
t.Errorf("equivDataDirs[%d]: %s", i, err)
}
}
}
func doTestDataDir(t *testing.T, dd dataDir, expected interface{}, configKeyValues ...interface{}) {
err := doTestDataDirImpl(t, dd, expected, configKeyValues...)
if err != "" {
t.Error(err)
}
}
func doTestDataDirImpl(t *testing.T, dd dataDir, expected interface{}, configKeyValues ...interface{}) (err string) {
var (
cfg, fs = newTestCfg()
)
for i := 0; i < len(configKeyValues); i += 2 {
cfg.Set(configKeyValues[i].(string), configKeyValues[i+1])
}
var (
logger = loggers.NewErrorLogger()
depsCfg = deps.DepsCfg{Fs: fs, Cfg: cfg, Logger: logger}
)
writeSource(t, fs, filepath.Join("content", "dummy.md"), "content")
writeSourcesToSource(t, "", fs, dd.sources...)
expectBuildError := false
if ok, shouldFail := expected.(bool); ok && shouldFail {
expectBuildError = true
}
// trap and report panics as unmarshaling errors so that test suit can complete
defer func() {
if r := recover(); r != nil {
// Capture the stack trace
buf := make([]byte, 10000)
runtime.Stack(buf, false)
t.Errorf("PANIC: %s\n\nStack Trace : %s", r, string(buf))
}
}()
s := buildSingleSiteExpected(t, false, expectBuildError, depsCfg, BuildCfg{SkipRender: true})
if !expectBuildError && !reflect.DeepEqual(expected, s.h.Data()) {
// This disabled code detects the situation described in the WARNING message below.
// The situation seems to only occur for TOML data with integer values.
// Perhaps the TOML parser returns ints in another type.
// Re-enable temporarily to debug fails that should be passing.
// Re-enable permanently if reflect.DeepEqual is simply too strict.
/*
exp := fmt.Sprintf("%#v", expected)
got := fmt.Sprintf("%#v", s.Data)
if exp == got {
t.Logf("WARNING: reflect.DeepEqual returned FALSE for values that appear equal.\n"+
"Treating as equal for the purpose of the test, but this maybe should be investigated.\n"+
"Expected data:\n%v got\n%v\n\nExpected type structure:\n%#[1]v got\n%#[2]v", expected, s.Data)
return
}
*/
return fmt.Sprintf("Expected data:\n%v got\n%v\n\nExpected type structure:\n%#[1]v got\n%#[2]v", expected, s.h.Data())
}
return
}
func TestDataFromShortcode(t *testing.T) {
t.Parallel()
var (
cfg, fs = newTestCfg()
c = qt.New(t)
)
writeSource(t, fs, "data/hugo.toml", "slogan = \"Hugo Rocks!\"")
writeSource(t, fs, "layouts/_default/single.html", `
* Slogan from template: {{ .Site.Data.hugo.slogan }}
* {{ .Content }}`)
writeSource(t, fs, "layouts/shortcodes/d.html", `{{ .Page.Site.Data.hugo.slogan }}`)
writeSource(t, fs, "content/c.md", `---
---
Slogan from shortcode: {{< d >}}
`)
buildSingleSite(t, deps.DepsCfg{Fs: fs, Cfg: cfg}, BuildCfg{})
content := readSource(t, fs, "public/c/index.html")
c.Assert(content, qt.Contains, "Slogan from template: Hugo Rocks!")
c.Assert(content, qt.Contains, "Slogan from shortcode: Hugo Rocks!")
}