147 lines
4.0 KiB
Go
147 lines
4.0 KiB
Go
/*
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GoToSocial
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Copyright (C) 2021 GoToSocial Authors admin@gotosocial.org
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package media
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import (
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"io/ioutil"
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"testing"
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"github.com/sirupsen/logrus"
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"github.com/stretchr/testify/suite"
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)
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type MediaUtilTestSuite struct {
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suite.Suite
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log *logrus.Logger
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}
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/*
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TEST INFRASTRUCTURE
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*/
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// SetupSuite sets some variables on the suite that we can use as consts (more or less) throughout
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func (suite *MediaUtilTestSuite) SetupSuite() {
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// some of our subsequent entities need a log so create this here
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log := logrus.New()
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log.SetLevel(logrus.TraceLevel)
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suite.log = log
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}
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func (suite *MediaUtilTestSuite) TearDownSuite() {
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}
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// SetupTest creates a db connection and creates necessary tables before each test
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func (suite *MediaUtilTestSuite) SetupTest() {
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}
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// TearDownTest drops tables to make sure there's no data in the db
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func (suite *MediaUtilTestSuite) TearDownTest() {
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}
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/*
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ACTUAL TESTS
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*/
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func (suite *MediaUtilTestSuite) TestParseContentTypeOK() {
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f, err := ioutil.ReadFile("./test/test-jpeg.jpg")
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suite.NoError(err)
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ct, err := parseContentType(f)
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suite.NoError(err)
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suite.Equal("image/jpeg", ct)
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}
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func (suite *MediaUtilTestSuite) TestParseContentTypeNotOK() {
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f, err := ioutil.ReadFile("./test/test-corrupted.jpg")
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suite.NoError(err)
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ct, err := parseContentType(f)
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suite.NotNil(err)
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suite.Equal("", ct)
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suite.Equal("filetype unknown", err.Error())
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}
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func (suite *MediaUtilTestSuite) TestRemoveEXIF() {
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// load and validate image
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b, err := ioutil.ReadFile("./test/test-with-exif.jpg")
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suite.NoError(err)
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// clean it up and validate the clean version
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clean, err := purgeExif(b)
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suite.NoError(err)
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// compare it to our stored sample
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sampleBytes, err := ioutil.ReadFile("./test/test-without-exif.jpg")
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suite.NoError(err)
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suite.EqualValues(sampleBytes, clean)
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}
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func (suite *MediaUtilTestSuite) TestDeriveImageFromJPEG() {
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// load image
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b, err := ioutil.ReadFile("./test/test-jpeg.jpg")
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suite.NoError(err)
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// clean it up and validate the clean version
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imageAndMeta, err := deriveImage(b, "image/jpeg")
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suite.NoError(err)
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suite.Equal(1920, imageAndMeta.width)
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suite.Equal(1080, imageAndMeta.height)
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suite.Equal(1.7777777777777777, imageAndMeta.aspect)
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suite.Equal(2073600, imageAndMeta.size)
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// assert that the final image is what we would expect
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sampleBytes, err := ioutil.ReadFile("./test/test-jpeg-processed.jpg")
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suite.NoError(err)
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suite.EqualValues(sampleBytes, imageAndMeta.image)
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}
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func (suite *MediaUtilTestSuite) TestDeriveThumbnailFromJPEG() {
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// load image
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b, err := ioutil.ReadFile("./test/test-jpeg.jpg")
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suite.NoError(err)
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// clean it up and validate the clean version
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imageAndMeta, err := deriveThumbnail(b, "image/jpeg", 512, 512)
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suite.NoError(err)
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suite.Equal(512, imageAndMeta.width)
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suite.Equal(288, imageAndMeta.height)
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suite.Equal(1.7777777777777777, imageAndMeta.aspect)
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suite.Equal(147456, imageAndMeta.size)
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suite.Equal("LjBzUo#6RQR._NvzRjWF?urqV@a$", imageAndMeta.blurhash)
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sampleBytes, err := ioutil.ReadFile("./test/test-jpeg-thumbnail.jpg")
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suite.NoError(err)
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suite.EqualValues(sampleBytes, imageAndMeta.image)
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}
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func (suite *MediaUtilTestSuite) TestSupportedImageTypes() {
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ok := SupportedImageType("image/jpeg")
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suite.True(ok)
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ok = SupportedImageType("image/bmp")
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suite.False(ok)
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}
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func TestMediaUtilTestSuite(t *testing.T) {
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suite.Run(t, new(MediaUtilTestSuite))
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}
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