error-pages/internal/config/config_test.go
2023-02-23 21:49:45 +04:00

197 lines
5.2 KiB
Go

package config_test
import (
"os"
"testing"
"github.com/stretchr/testify/assert"
"gh.tarampamp.am/error-pages/internal/config"
)
func TestFromYaml(t *testing.T) {
var cases = map[string]struct { //nolint:maligned
giveYaml []byte
giveEnv map[string]string
wantErr bool
checkResultFn func(*testing.T, *config.Config)
}{
"with all possible values": {
giveEnv: map[string]string{
"__FOO_TPL_PATH": "./testdata/foo-tpl.html",
"__FOO_TPL_NAME": "Foo Template",
},
giveYaml: []byte(`
templates:
- path: ${__FOO_TPL_PATH}
name: ${__FOO_TPL_NAME:-default_value} # name is optional
- path: ./testdata/bar-tpl.html
- name: Baz
content: |
Some content {{ code }}
New line
formats:
json:
content: |
{"code": "{{code}}"}
Avada_Kedavra:
content: "{{ message }}"
pages:
400:
message: Bad Request
description: The server did not understand the request
401:
message: Unauthorized
description: The requested page needs a username and a password
`),
wantErr: false,
checkResultFn: func(t *testing.T, cfg *config.Config) {
assert.Len(t, cfg.Templates, 3)
tpl, found := cfg.Template("Foo Template")
assert.True(t, found)
assert.Equal(t, "Foo Template", tpl.Name())
assert.Equal(t, "<html><body>foo {{ code }}</body></html>\n", string(tpl.Content()))
tpl, found = cfg.Template("bar-tpl")
assert.True(t, found)
assert.Equal(t, "bar-tpl", tpl.Name())
assert.Equal(t, "<html><body>bar {{ code }}</body></html>\n", string(tpl.Content()))
tpl, found = cfg.Template("Baz")
assert.True(t, found)
assert.Equal(t, "Baz", tpl.Name())
assert.Equal(t, "Some content {{ code }}\nNew line\n", string(tpl.Content()))
tpl, found = cfg.Template("NonExists")
assert.False(t, found)
assert.Equal(t, "", tpl.Name())
assert.Equal(t, "", string(tpl.Content()))
assert.Len(t, cfg.Formats, 2)
format, found := cfg.Formats["json"]
assert.True(t, found)
assert.Equal(t, `{"code": "{{code}}"}`, string(format.Content()))
format, found = cfg.Formats["Avada_Kedavra"]
assert.True(t, found)
assert.Equal(t, "{{ message }}", string(format.Content()))
assert.Len(t, cfg.Pages, 2)
errPage, found := cfg.Pages["400"]
assert.True(t, found)
assert.Equal(t, "400", errPage.Code())
assert.Equal(t, "Bad Request", errPage.Message())
assert.Equal(t, "The server did not understand the request", errPage.Description())
errPage, found = cfg.Pages["401"]
assert.True(t, found)
assert.Equal(t, "401", errPage.Code())
assert.Equal(t, "Unauthorized", errPage.Message())
assert.Equal(t, "The requested page needs a username and a password", errPage.Description())
errPage, found = cfg.Pages["666"]
assert.False(t, found)
assert.Equal(t, "", errPage.Message())
assert.Equal(t, "", errPage.Code())
assert.Equal(t, "", errPage.Description())
},
},
"broken yaml": {
giveYaml: []byte(`foo bar`),
wantErr: true,
},
}
for name, tt := range cases {
t.Run(name, func(t *testing.T) {
if tt.giveEnv != nil {
for key, value := range tt.giveEnv {
assert.NoError(t, os.Setenv(key, value))
}
}
conf, err := config.FromYaml(tt.giveYaml)
if tt.wantErr {
assert.Error(t, err)
} else {
assert.Nil(t, err)
tt.checkResultFn(t, conf)
}
if tt.giveEnv != nil {
for key := range tt.giveEnv {
assert.NoError(t, os.Unsetenv(key))
}
}
})
}
}
func TestFromYamlFile(t *testing.T) {
var cases = map[string]struct { //nolint:maligned
giveYamlFilePath string
wantErr bool
checkResultFn func(*testing.T, *config.Config)
}{
"with all possible values": {
giveYamlFilePath: "./testdata/simple.yml",
wantErr: false,
checkResultFn: func(t *testing.T, cfg *config.Config) {
assert.Len(t, cfg.Templates, 2)
tpl, found := cfg.Template("ghost")
assert.True(t, found)
assert.Equal(t, "ghost", tpl.Name())
assert.Equal(t, "<html><body>foo {{ code }}</body></html>\n", string(tpl.Content()))
tpl, found = cfg.Template("bar-tpl")
assert.True(t, found)
assert.Equal(t, "bar-tpl", tpl.Name())
assert.Equal(t, "<html><body>bar {{ code }}</body></html>\n", string(tpl.Content()))
assert.Len(t, cfg.Pages, 2)
errPage, found := cfg.Pages["400"]
assert.True(t, found)
assert.Equal(t, "400", errPage.Code())
assert.Equal(t, "Bad Request", errPage.Message())
assert.Equal(t, "The server did not understand the request", errPage.Description())
errPage, found = cfg.Pages["401"]
assert.True(t, found)
assert.Equal(t, "401", errPage.Code())
assert.Equal(t, "Unauthorized", errPage.Message())
assert.Equal(t, "The requested page needs a username and a password", errPage.Description())
},
},
"broken yaml": {
giveYamlFilePath: "./testdata/broken.yml",
wantErr: true,
},
"wrong file path": {
giveYamlFilePath: "foo bar",
wantErr: true,
},
}
for name, tt := range cases {
t.Run(name, func(t *testing.T) {
conf, err := config.FromYamlFile(tt.giveYamlFilePath)
if tt.wantErr {
assert.Error(t, err)
} else {
assert.Nil(t, err)
tt.checkResultFn(t, conf)
}
})
}
}