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model: | ||
filename: model/generated.go | ||
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models: | ||
Upload: | ||
model: github.com/99designs/gqlgen/example/fileupload/model.Upload |
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package fileupload | ||
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import ( | ||
"bytes" | ||
"context" | ||
"fmt" | ||
"io/ioutil" | ||
"mime/multipart" | ||
"net/http" | ||
"net/http/httptest" | ||
"testing" | ||
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"github.com/99designs/gqlgen/handler" | ||
"github.com/stretchr/testify/require" | ||
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"github.com/99designs/gqlgen/example/fileupload/model" | ||
) | ||
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func TestFileUpload(t *testing.T) { | ||
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t.Run("valid singleUpload", func(t *testing.T) { | ||
resolver := &Resolver{ | ||
SingleUploadFunc: func(ctx context.Context, file model.Upload) (*model.File, error) { | ||
require.NotNil(t, file) | ||
require.NotNil(t, file.File) | ||
content, err := ioutil.ReadAll(file.File) | ||
require.Nil(t, err) | ||
require.Equal(t, string(content), "test") | ||
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return &model.File{ | ||
ID: 1, | ||
}, nil | ||
}, | ||
} | ||
srv := httptest.NewServer(handler.GraphQL(NewExecutableSchema(Config{Resolvers: resolver}))) | ||
defer srv.Close() | ||
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bodyBuf := &bytes.Buffer{} | ||
bodyWriter := multipart.NewWriter(bodyBuf) | ||
err := bodyWriter.WriteField("operations", `{ "query": "mutation ($file: Upload!) { singleUpload(file: $file) { id } }", "variables": { "file": null } }`) | ||
require.NoError(t, err) | ||
err = bodyWriter.WriteField("map", `{ "0": ["variables.file"] }`) | ||
require.NoError(t, err) | ||
w, err := bodyWriter.CreateFormFile("0", "a.txt") | ||
require.NoError(t, err) | ||
_, err = w.Write([]byte("test")) | ||
require.NoError(t, err) | ||
err = bodyWriter.Close() | ||
require.NoError(t, err) | ||
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contentType := bodyWriter.FormDataContentType() | ||
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resp, err := http.Post(fmt.Sprintf("%s/graphql", srv.URL), contentType, bodyBuf) | ||
require.Nil(t, err) | ||
defer func() { | ||
_ = resp.Body.Close() | ||
}() | ||
require.Equal(t, http.StatusOK, resp.StatusCode) | ||
responseBody, err := ioutil.ReadAll(resp.Body) | ||
require.Nil(t, err) | ||
require.Equal(t, `{"data":{"singleUpload":{"id":1}}}`, string(responseBody)) | ||
}) | ||
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t.Run("valid single file upload with payload", func(t *testing.T) { | ||
resolver := &Resolver{ | ||
SingleUploadWithPayloadFunc: func(ctx context.Context, req model.UploadFile) (*model.File, error) { | ||
require.Equal(t, req.ID, 1) | ||
require.NotNil(t, req.File) | ||
require.NotNil(t, req.File.File) | ||
content, err := ioutil.ReadAll(req.File.File) | ||
require.Nil(t, err) | ||
require.Equal(t, string(content), "test") | ||
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return &model.File{ | ||
ID: 1, | ||
}, nil | ||
}, | ||
} | ||
srv := httptest.NewServer(handler.GraphQL(NewExecutableSchema(Config{Resolvers: resolver}))) | ||
defer srv.Close() | ||
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bodyBuf := &bytes.Buffer{} | ||
bodyWriter := multipart.NewWriter(bodyBuf) | ||
err := bodyWriter.WriteField("operations", `{ "query": "mutation ($req: UploadFile!) { singleUploadWithPayload(req: $req) { id } }", "variables": { "req": {"file": null, "id": 1 } } }`) | ||
require.NoError(t, err) | ||
err = bodyWriter.WriteField("map", `{ "0": ["variables.req.file"] }`) | ||
require.NoError(t, err) | ||
w, err := bodyWriter.CreateFormFile("0", "a.txt") | ||
require.NoError(t, err) | ||
_, err = w.Write([]byte("test")) | ||
require.NoError(t, err) | ||
err = bodyWriter.Close() | ||
require.NoError(t, err) | ||
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contentType := bodyWriter.FormDataContentType() | ||
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resp, err := http.Post(fmt.Sprintf("%s/graphql", srv.URL), contentType, bodyBuf) | ||
require.Nil(t, err) | ||
defer func() { | ||
_ = resp.Body.Close() | ||
}() | ||
require.Equal(t, http.StatusOK, resp.StatusCode) | ||
responseBody, err := ioutil.ReadAll(resp.Body) | ||
require.Nil(t, err) | ||
require.Equal(t, `{"data":{"singleUploadWithPayload":{"id":1}}}`, string(responseBody)) | ||
}) | ||
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t.Run("valid file list upload", func(t *testing.T) { | ||
resolver := &Resolver{ | ||
MultipleUploadFunc: func(ctx context.Context, files []model.Upload) ([]model.File, error) { | ||
require.Len(t, files, 2) | ||
for i := range files { | ||
require.NotNil(t, files[i].File) | ||
content, err := ioutil.ReadAll(files[i].File) | ||
require.Nil(t, err) | ||
require.Equal(t, string(content), "test") | ||
} | ||
return []model.File{ | ||
{ID: 1}, | ||
{ID: 2}, | ||
}, nil | ||
}, | ||
} | ||
srv := httptest.NewServer(handler.GraphQL(NewExecutableSchema(Config{Resolvers: resolver}))) | ||
defer srv.Close() | ||
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bodyBuf := &bytes.Buffer{} | ||
bodyWriter := multipart.NewWriter(bodyBuf) | ||
err := bodyWriter.WriteField("operations", `{ "query": "mutation($files: [Upload!]!) { multipleUpload(files: $files) { id } }", "variables": { "files": [null, null] } }`) | ||
require.NoError(t, err) | ||
err = bodyWriter.WriteField("map", `{ "0": ["variables.files.0"], "1": ["variables.files.1"] }`) | ||
require.NoError(t, err) | ||
w0, err := bodyWriter.CreateFormFile("0", "a.txt") | ||
require.NoError(t, err) | ||
_, err = w0.Write([]byte("test")) | ||
require.NoError(t, err) | ||
w1, err := bodyWriter.CreateFormFile("1", "b.txt") | ||
require.NoError(t, err) | ||
_, err = w1.Write([]byte("test")) | ||
require.NoError(t, err) | ||
err = bodyWriter.Close() | ||
require.NoError(t, err) | ||
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contentType := bodyWriter.FormDataContentType() | ||
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resp, err := http.Post(fmt.Sprintf("%s/graphql", srv.URL), contentType, bodyBuf) | ||
require.Nil(t, err) | ||
defer func() { | ||
_ = resp.Body.Close() | ||
}() | ||
require.Equal(t, http.StatusOK, resp.StatusCode) | ||
responseBody, err := ioutil.ReadAll(resp.Body) | ||
require.Nil(t, err) | ||
require.Equal(t, `{"data":{"multipleUpload":[{"id":1},{"id":2}]}}`, string(responseBody)) | ||
}) | ||
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} |
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