cache/filecache: Split implementation and config into separate files

cache/filecache/filecache_config_test.go

@@ -0,0 +1,131 @@
+// Copyright 2018 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 filecache
+
+import (
+	"path/filepath"
+	"runtime"
+	"testing"
+
+	"github.com/gohugoio/hugo/config"
+	"github.com/gohugoio/hugo/hugofs"
+	"github.com/gohugoio/hugo/hugolib/paths"
+
+	"github.com/spf13/viper"
+	"github.com/stretchr/testify/require"
+)
+
+func TestDecodeConfig(t *testing.T) {
+	t.Parallel()
+
+	assert := require.New(t)
+
+	configStr := `
+[caches]
+[caches.getJSON]
+maxAge = 1234
+dir = "/path/to/c1"
+[caches.getCSV]
+maxAge = 3456
+dir = "/path/to/c2"
+[caches.images]
+dir = "/path/to/c3"
+
+`
+
+	cfg, err := config.FromConfigString(configStr, "toml")
+	assert.NoError(err)
+	fs := hugofs.NewMem(cfg)
+	p, err := paths.New(fs, cfg)
+	assert.NoError(err)
+
+	decoded, err := decodeConfig(p)
+	assert.NoError(err)
+
+	assert.Equal(4, len(decoded))
+
+	c2 := decoded["getcsv"]
+	assert.Equal(3456, c2.MaxAge)
+	assert.Equal(filepath.FromSlash("/path/to/c2"), c2.Dir)
+
+	c3 := decoded["images"]
+	assert.Equal(-1, c3.MaxAge)
+	assert.Equal(filepath.FromSlash("/path/to/c3"), c3.Dir)
+
+}
+
+func TestDecodeConfigIgnoreCache(t *testing.T) {
+	t.Parallel()
+
+	assert := require.New(t)
+
+	configStr := `
+ignoreCache = true
+[caches]
+[caches.getJSON]
+maxAge = 1234
+dir = "/path/to/c1"
+[caches.getCSV]
+maxAge = 3456
+dir = "/path/to/c2"
+[caches.images]
+dir = "/path/to/c3"
+
+`
+
+	cfg, err := config.FromConfigString(configStr, "toml")
+	assert.NoError(err)
+	fs := hugofs.NewMem(cfg)
+	p, err := paths.New(fs, cfg)
+	assert.NoError(err)
+
+	decoded, err := decodeConfig(p)
+	assert.NoError(err)
+
+	assert.Equal(4, len(decoded))
+
+	for _, v := range decoded {
+		assert.Equal(0, v.MaxAge)
+	}
+
+}
+
+func TestDecodeConfigDefault(t *testing.T) {
+	assert := require.New(t)
+	cfg := viper.New()
+	if runtime.GOOS == "windows" {
+		cfg.Set("resourceDir", "c:\\cache\\resources")
+		cfg.Set("cacheDir", "c:\\cache\\thecache")
+
+	} else {
+		cfg.Set("resourceDir", "/cache/resources")
+		cfg.Set("cacheDir", "/cache/thecache")
+	}
+
+	fs := hugofs.NewMem(cfg)
+	p, err := paths.New(fs, cfg)
+	assert.NoError(err)
+
+	decoded, err := decodeConfig(p)
+
+	assert.NoError(err)
+
+	assert.Equal(4, len(decoded))
+
+	if runtime.GOOS == "windows" {
+		assert.Equal("c:\\cache\\resources\\_gen", decoded[cacheKeyImages].Dir)
+	} else {
+		assert.Equal("/cache/resources/_gen", decoded[cacheKeyImages].Dir)
+	}
+}