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file_test.go
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file_test.go
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package util
import (
"github.com/stretchr/testify/assert"
"net/http"
"net/http/httptest"
"testing"
)
func TestSanitizeFileName(t *testing.T) {
sanitizeResult := SanitizeFileName("<>:\"/\\|?*")
assert.Equal(t, "", sanitizeResult)
}
func TestGetExtensionNameByMimeType(t *testing.T) {
extensionName, ok := GetExtensionNameByMimeType("image/jpeg")
assert.True(t, ok)
assert.Equal(t, "jpg", extensionName)
}
func TestGetRemoteFileExtensionName(t *testing.T) {
jpegServer := httptest.NewServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "image/jpeg")
}))
defer jpegServer.Close()
extensionName, err := GetRemoteFileExtensionName(&http.Client{}, "https://example.org/foobar.jpg")
assert.Nil(t, err)
assert.Equal(t, "jpg", extensionName)
extensionName, err = GetRemoteFileExtensionName(&http.Client{}, jpegServer.URL)
assert.Nil(t, err)
assert.Equal(t, "jpg", extensionName)
htmlServer := httptest.NewServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Header().Set("Content-Type", "text/html")
}))
defer htmlServer.Close()
extensionName, err = GetRemoteFileExtensionName(&http.Client{}, htmlServer.URL)
assert.NotNil(t, err)
assert.Equal(t, "", extensionName)
extensionName, err = GetRemoteFileExtensionName(&http.Client{}, "!@#$%^&*()")
assert.NotNil(t, err)
assert.Equal(t, "", extensionName)
}
func TestGetRemoteFileSize(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
writer.Write([]byte("HelloWorld"))
}))
defer server.Close()
fileSize, err := GetRemoteFileSize(&http.Client{}, server.URL)
assert.Nil(t, err)
assert.Equal(t, int64(len([]byte("HelloWorld"))), fileSize)
fileSize, err = GetRemoteFileSize(&http.Client{}, "!@#$%^&*()")
assert.NotNil(t, err)
}