error-pages/internal/config/templates_test.go
2024-06-26 14:52:21 +04:00

165 lines
3.8 KiB
Go

package config
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestTemplates_Common(t *testing.T) {
t.Parallel()
var tpl = make(templates)
t.Run("initial state", func(t *testing.T) {
assert.Empty(t, tpl.Names())
assert.False(t, tpl.Has("test"))
var got, ok = tpl.Get("test")
assert.Empty(t, got)
assert.False(t, ok)
})
t.Run("add a template from variable", func(t *testing.T) {
const testContent = "content"
assert.NoError(t, tpl.Add("test", testContent))
assert.True(t, tpl.Has("test"))
var got, ok = tpl.Get("test")
assert.Equal(t, got, testContent)
assert.True(t, ok)
assert.Equal(t, []string{"test"}, tpl.Names())
assert.False(t, tpl.Has("_test99"))
assert.NoError(t, tpl.Add("_test99", ""))
assert.NoError(t, tpl.Add("_test11", ""))
assert.Equal(t, []string{"_test11", "_test99", "test"}, tpl.Names()) // sorted
assert.True(t, tpl.Has("_test99"))
assert.True(t, tpl.Remove("_test99"))
assert.False(t, tpl.Has("_test99"))
assert.False(t, tpl.Remove("_test99"))
})
t.Run("adding template without a name should fail", func(t *testing.T) {
assert.ErrorContains(t, tpl.Add("", "content"), "template name cannot be empty")
})
}
func TestTemplates_AddFromFile(t *testing.T) {
t.Parallel()
for name, _tt := range map[string]struct {
givePath string
giveName func() []string
wantError string
wantThisName string
wantThisContent string
}{
"dotfile": {
givePath: "./testdata/.dotfile",
wantThisName: ".dotfile",
},
"dotfile with extension": {
givePath: "./testdata/.dotfile_with.ext",
wantThisName: ".dotfile_with",
},
"empty file": {
givePath: "./testdata/empty.html",
wantThisName: "empty",
},
"file with multiple dots but without a name": {
givePath: "./testdata/file.with.multiple.dots",
wantThisName: "file.with.multiple",
},
"name with spaces": {
givePath: "./testdata/name with spaces.txt",
wantThisName: "name with spaces",
},
"with content and a name": {
givePath: "./testdata/with-content.htm",
giveName: func() []string { return []string{"test name"} },
wantThisName: "test name",
wantThisContent: "<!DOCTYPE html><html lang=\"en\"></html>\n",
},
"with content but without a name": {
givePath: "./testdata/with-content.htm",
wantThisName: "with-content",
wantThisContent: "<!DOCTYPE html><html lang=\"en\"></html>\n",
},
"filename with no extension": {
givePath: "./testdata/without_extension",
wantThisName: "without_extension",
},
"file not found": {
givePath: "./testdata/not-found",
wantError: "file ./testdata/not-found not found",
},
"directory": {
givePath: "./testdata",
wantError: "./testdata is not a file",
},
} {
var tt = _tt
t.Run(name, func(t *testing.T) {
t.Parallel()
var (
tpl = make(templates)
giveName []string
)
if tt.giveName != nil {
giveName = tt.giveName()
}
var addedName, err = tpl.AddFromFile(tt.givePath, giveName...)
if tt.wantError == "" {
assert.NoError(t, err)
assert.True(t, tpl.Has(tt.wantThisName))
assert.Equal(t, addedName, tt.wantThisName)
var content, _ = tpl.Get(tt.wantThisName)
assert.Equal(t, content, tt.wantThisContent)
} else {
assert.ErrorContains(t, err, tt.wantError)
assert.False(t, tpl.Has(tt.wantThisName))
}
})
}
}
func TestTemplates_RandomName(t *testing.T) {
t.Parallel()
var (
tpl = templates{"test": "content", "test2": "content", "test3": "content"}
lastName = tpl.RandomName()
changedCount int
)
for range 1_000 {
var name = tpl.RandomName()
if name != lastName {
changedCount++
}
lastName = name
}
// I expect at least 100 different names in 1000 iterations
assert.True(t, changedCount > 200)
}