mirror of
https://github.com/gotenberg/gotenberg.git
synced 2026-08-17 04:32:15 +01:00
feat(pdfengines): add split feature
This commit is contained in:
Julien Neuhart
@@ -3,13 +3,16 @@ package pdfengines
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import (
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"context"
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"errors"
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"fmt"
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"net/http"
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"net/http/httptest"
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"os"
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"reflect"
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"slices"
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"strings"
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"testing"
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"github.com/google/uuid"
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"github.com/labstack/echo/v4"
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"go.uber.org/zap"
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@@ -17,6 +20,156 @@ import (
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"github.com/gotenberg/gotenberg/v8/pkg/modules/api"
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)
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func TestFormDataPdfSplitMode(t *testing.T) {
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for _, tc := range []struct {
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scenario string
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ctx *api.ContextMock
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mandatory bool
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expectedSplitMode gotenberg.SplitMode
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expectValidationError bool
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}{
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{
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scenario: "no custom form fields",
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ctx: &api.ContextMock{Context: new(api.Context)},
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mandatory: false,
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expectedSplitMode: gotenberg.SplitMode{},
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expectValidationError: false,
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},
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{
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scenario: "no custom form fields (mandatory)",
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ctx: &api.ContextMock{Context: new(api.Context)},
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mandatory: true,
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expectedSplitMode: gotenberg.SplitMode{},
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expectValidationError: true,
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},
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{
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scenario: "invalid splitMode",
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetValues(map[string][]string{
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"splitMode": {
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"foo",
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},
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})
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return ctx
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}(),
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mandatory: false,
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expectedSplitMode: gotenberg.SplitMode{},
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expectValidationError: true,
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},
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{
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scenario: "invalid splitSpan (intervals)",
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetValues(map[string][]string{
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"splitMode": {
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"intervals",
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},
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"splitSpan": {
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"1-2",
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},
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})
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return ctx
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}(),
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mandatory: false,
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expectedSplitMode: gotenberg.SplitMode{Mode: gotenberg.SplitModeIntervals},
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expectValidationError: true,
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},
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{
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scenario: "splitSpan inferior to 1 (intervals)",
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetValues(map[string][]string{
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"splitMode": {
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"intervals",
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},
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"splitSpan": {
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"-1",
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},
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})
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return ctx
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}(),
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mandatory: false,
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expectedSplitMode: gotenberg.SplitMode{Mode: gotenberg.SplitModeIntervals},
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expectValidationError: true,
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},
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{
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scenario: "valid form fields (intervals)",
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetValues(map[string][]string{
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"splitMode": {
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"intervals",
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},
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"splitSpan": {
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"1",
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},
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})
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return ctx
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}(),
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mandatory: false,
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expectedSplitMode: gotenberg.SplitMode{Mode: gotenberg.SplitModeIntervals, Span: "1"},
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expectValidationError: false,
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},
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{
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scenario: "valid form fields (pages)",
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetValues(map[string][]string{
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"splitMode": {
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"pages",
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},
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"splitSpan": {
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"1-2",
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},
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})
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return ctx
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}(),
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mandatory: false,
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expectedSplitMode: gotenberg.SplitMode{Mode: gotenberg.SplitModePages, Span: "1-2"},
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expectValidationError: false,
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},
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{
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scenario: "valid form fields (mandatory)",
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetValues(map[string][]string{
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"splitMode": {
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"intervals",
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},
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"splitSpan": {
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"1",
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},
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})
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return ctx
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}(),
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mandatory: true,
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expectedSplitMode: gotenberg.SplitMode{Mode: gotenberg.SplitModeIntervals, Span: "1"},
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expectValidationError: false,
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},
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} {
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t.Run(tc.scenario, func(t *testing.T) {
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tc.ctx.SetLogger(zap.NewNop())
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form := tc.ctx.Context.FormData()
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actual := FormDataPdfSplitMode(form, tc.mandatory)
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if !reflect.DeepEqual(actual, tc.expectedSplitMode) {
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t.Fatalf("expected %+v but got: %+v", tc.expectedSplitMode, actual)
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}
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err := form.Validate()
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if tc.expectValidationError && err == nil {
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t.Fatal("expected validation error but got none", err)
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}
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if !tc.expectValidationError && err != nil {
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t.Fatalf("expected no validation error but got: %v", err)
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}
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})
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}
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}
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func TestFormDataPdfFormats(t *testing.T) {
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for _, tc := range []struct {
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scenario string
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@@ -74,15 +227,24 @@ func TestFormDataPdfMetadata(t *testing.T) {
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for _, tc := range []struct {
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scenario string
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ctx *api.ContextMock
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mandatory bool
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expectedMetadata map[string]interface{}
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expectValidationError bool
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}{
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{
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scenario: "no metadata form field",
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ctx: &api.ContextMock{Context: new(api.Context)},
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mandatory: false,
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expectedMetadata: nil,
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expectValidationError: false,
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},
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{
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scenario: "no metadata form field (mandatory)",
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ctx: &api.ContextMock{Context: new(api.Context)},
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mandatory: true,
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expectedMetadata: nil,
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expectValidationError: true,
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},
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{
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scenario: "invalid metadata form field",
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ctx: func() *api.ContextMock {
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@@ -94,6 +256,7 @@ func TestFormDataPdfMetadata(t *testing.T) {
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})
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return ctx
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}(),
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mandatory: false,
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expectedMetadata: nil,
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expectValidationError: true,
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},
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@@ -108,6 +271,7 @@ func TestFormDataPdfMetadata(t *testing.T) {
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})
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return ctx
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}(),
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mandatory: false,
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expectedMetadata: map[string]interface{}{
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"foo": "bar",
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},
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@@ -117,7 +281,7 @@ func TestFormDataPdfMetadata(t *testing.T) {
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t.Run(tc.scenario, func(t *testing.T) {
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tc.ctx.SetLogger(zap.NewNop())
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form := tc.ctx.Context.FormData()
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actual := FormDataPdfMetadata(form)
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actual := FormDataPdfMetadata(form, tc.mandatory)
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if !reflect.DeepEqual(actual, tc.expectedMetadata) {
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t.Fatalf("expected %+v but got: %+v", tc.expectedMetadata, actual)
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@@ -193,6 +357,128 @@ func TestMergeStub(t *testing.T) {
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}
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}
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func TestSplitPdfStub(t *testing.T) {
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for _, tc := range []struct {
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scenario string
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ctx *api.ContextMock
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engine gotenberg.PdfEngine
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mode gotenberg.SplitMode
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expectError bool
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}{
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{
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scenario: "no split mode",
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mode: gotenberg.SplitMode{},
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ctx: &api.ContextMock{Context: new(api.Context)},
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expectError: false,
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},
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{
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scenario: "cannot create subdirectory",
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mode: gotenberg.SplitMode{Mode: gotenberg.SplitModeIntervals, Span: "1"},
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetMkdirAll(&gotenberg.MkdirAllMock{MkdirAllMock: func(path string, perm os.FileMode) error {
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return errors.New("cannot create subdirectory")
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}})
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return ctx
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}(),
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expectError: true,
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},
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{
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scenario: "split error",
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mode: gotenberg.SplitMode{Mode: gotenberg.SplitModeIntervals, Span: "1"},
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetMkdirAll(&gotenberg.MkdirAllMock{MkdirAllMock: func(path string, perm os.FileMode) error {
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return nil
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}})
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return ctx
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}(),
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engine: &gotenberg.PdfEngineMock{
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SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
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return nil, errors.New("foo")
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},
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},
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expectError: true,
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},
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{
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scenario: "rename error",
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mode: gotenberg.SplitMode{Mode: gotenberg.SplitModeIntervals, Span: "1"},
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetMkdirAll(&gotenberg.MkdirAllMock{MkdirAllMock: func(path string, perm os.FileMode) error {
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return nil
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}})
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ctx.SetPathRename(&gotenberg.PathRenameMock{RenameMock: func(oldpath, newpath string) error {
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return errors.New("cannot rename")
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}})
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return ctx
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}(),
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engine: &gotenberg.PdfEngineMock{
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SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
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return []string{inputPath}, nil
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},
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},
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expectError: true,
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},
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{
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scenario: "success (intervals)",
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mode: gotenberg.SplitMode{Mode: gotenberg.SplitModeIntervals, Span: "1"},
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetMkdirAll(&gotenberg.MkdirAllMock{MkdirAllMock: func(path string, perm os.FileMode) error {
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return nil
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}})
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ctx.SetPathRename(&gotenberg.PathRenameMock{RenameMock: func(oldpath, newpath string) error {
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return nil
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}})
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return ctx
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}(),
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engine: &gotenberg.PdfEngineMock{
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SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
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return []string{inputPath}, nil
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},
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},
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expectError: false,
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},
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{
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scenario: "success (pages)",
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mode: gotenberg.SplitMode{Mode: gotenberg.SplitModePages, Span: "1-2"},
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetMkdirAll(&gotenberg.MkdirAllMock{MkdirAllMock: func(path string, perm os.FileMode) error {
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return nil
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}})
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ctx.SetPathRename(&gotenberg.PathRenameMock{RenameMock: func(oldpath, newpath string) error {
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return nil
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}})
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return ctx
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}(),
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engine: &gotenberg.PdfEngineMock{
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SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
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return []string{inputPath}, nil
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},
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},
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expectError: false,
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},
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} {
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t.Run(tc.scenario, func(t *testing.T) {
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dirPath := fmt.Sprintf("%s/%s", os.TempDir(), uuid.NewString())
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tc.ctx.SetDirPath(dirPath)
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tc.ctx.SetLogger(zap.NewNop())
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_, err := SplitPdfStub(tc.ctx.Context, tc.engine, tc.mode, []string{"my.pdf", "my2.pdf"})
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if tc.expectError && err == nil {
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t.Fatal("expected error but got none", err)
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}
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if !tc.expectError && err != nil {
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t.Fatalf("expected no error but got: %v", err)
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}
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})
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}
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}
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func TestConvertStub(t *testing.T) {
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for _, tc := range []struct {
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scenario string
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@@ -503,6 +789,287 @@ func TestMergeHandler(t *testing.T) {
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}
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}
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func TestSplitHandler(t *testing.T) {
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for _, tc := range []struct {
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scenario string
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ctx *api.ContextMock
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engine gotenberg.PdfEngine
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expectError bool
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expectHttpError bool
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expectHttpStatus int
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expectOutputPathsCount int
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expectOutputPaths []string
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}{
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{
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scenario: "missing at least one mandatory file",
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ctx: &api.ContextMock{Context: new(api.Context)},
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expectError: true,
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expectHttpError: true,
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expectHttpStatus: http.StatusBadRequest,
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expectOutputPathsCount: 0,
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},
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{
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scenario: "no split mode",
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ctx: func() *api.ContextMock {
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ctx := &api.ContextMock{Context: new(api.Context)}
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ctx.SetFiles(map[string]string{
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"file.pdf": "/file.pdf",
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})
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return ctx
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}(),
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expectError: true,
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expectHttpError: true,
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expectHttpStatus: http.StatusBadRequest,
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expectOutputPathsCount: 0,
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||||
},
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{
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scenario: "error from PDF engine (split)",
|
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ctx: func() *api.ContextMock {
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||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
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ctx.SetFiles(map[string]string{
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"file.pdf": "/file.pdf",
|
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})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"splitMode": {
|
||||
gotenberg.SplitModeIntervals,
|
||||
},
|
||||
"splitSpan": {
|
||||
"1",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
|
||||
return nil, errors.New("foo")
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "error from PDF engine (convert)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"file.pdf": "/file.pdf",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"splitMode": {
|
||||
gotenberg.SplitModeIntervals,
|
||||
},
|
||||
"splitSpan": {
|
||||
"1",
|
||||
},
|
||||
"pdfua": {
|
||||
"true",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
|
||||
return []string{inputPath}, nil
|
||||
},
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "error from PDF engine (write metadata)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"file.pdf": "/file.pdf",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"splitMode": {
|
||||
gotenberg.SplitModeIntervals,
|
||||
},
|
||||
"splitSpan": {
|
||||
"1",
|
||||
},
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
|
||||
return []string{inputPath}, nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, metadata map[string]interface{}, inputPath string) error {
|
||||
return errors.New("foo")
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "cannot add output paths",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"file.pdf": "/file.pdf",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"splitMode": {
|
||||
gotenberg.SplitModeIntervals,
|
||||
},
|
||||
"splitSpan": {
|
||||
"1",
|
||||
},
|
||||
})
|
||||
ctx.SetCancelled(true)
|
||||
return ctx
|
||||
}(),
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
|
||||
return []string{inputPath}, nil
|
||||
},
|
||||
},
|
||||
expectError: true,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 0,
|
||||
},
|
||||
{
|
||||
scenario: "success (intervals)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"file.pdf": "/file.pdf",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"splitMode": {
|
||||
gotenberg.SplitModeIntervals,
|
||||
},
|
||||
"splitSpan": {
|
||||
"1",
|
||||
},
|
||||
"pdfua": {
|
||||
"true",
|
||||
},
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
|
||||
return []string{"file_split_1.pdf", "file_split_2.pdf"}, nil
|
||||
},
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, metadata map[string]interface{}, inputPath string) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
expectError: false,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 2,
|
||||
expectOutputPaths: []string{"/file/file_0.pdf", "/file/file_1.pdf"},
|
||||
},
|
||||
{
|
||||
scenario: "success (pages)",
|
||||
ctx: func() *api.ContextMock {
|
||||
ctx := &api.ContextMock{Context: new(api.Context)}
|
||||
ctx.SetFiles(map[string]string{
|
||||
"file.pdf": "/file.pdf",
|
||||
})
|
||||
ctx.SetValues(map[string][]string{
|
||||
"splitMode": {
|
||||
gotenberg.SplitModePages,
|
||||
},
|
||||
"splitSpan": {
|
||||
"1-2",
|
||||
},
|
||||
"pdfua": {
|
||||
"true",
|
||||
},
|
||||
"metadata": {
|
||||
"{\"Creator\": \"foo\", \"Producer\": \"bar\" }",
|
||||
},
|
||||
})
|
||||
return ctx
|
||||
}(),
|
||||
engine: &gotenberg.PdfEngineMock{
|
||||
SplitMock: func(ctx context.Context, logger *zap.Logger, mode gotenberg.SplitMode, inputPath, outputDirPath string) ([]string, error) {
|
||||
return []string{"/file/file.pdf"}, nil
|
||||
},
|
||||
ConvertMock: func(ctx context.Context, logger *zap.Logger, formats gotenberg.PdfFormats, inputPath, outputPath string) error {
|
||||
return nil
|
||||
},
|
||||
WriteMetadataMock: func(ctx context.Context, logger *zap.Logger, metadata map[string]interface{}, inputPath string) error {
|
||||
return nil
|
||||
},
|
||||
},
|
||||
expectError: false,
|
||||
expectHttpError: false,
|
||||
expectOutputPathsCount: 1,
|
||||
expectOutputPaths: []string{"/file/file.pdf"},
|
||||
},
|
||||
} {
|
||||
t.Run(tc.scenario, func(t *testing.T) {
|
||||
tc.ctx.SetLogger(zap.NewNop())
|
||||
tc.ctx.SetMkdirAll(&gotenberg.MkdirAllMock{MkdirAllMock: func(path string, perm os.FileMode) error {
|
||||
return nil
|
||||
}})
|
||||
tc.ctx.SetPathRename(&gotenberg.PathRenameMock{RenameMock: func(oldpath, newpath string) error {
|
||||
return nil
|
||||
}})
|
||||
c := echo.New().NewContext(nil, nil)
|
||||
c.Set("context", tc.ctx.Context)
|
||||
|
||||
err := splitRoute(tc.engine).Handler(c)
|
||||
|
||||
if tc.expectError && err == nil {
|
||||
t.Fatal("expected error but got none", err)
|
||||
}
|
||||
|
||||
if !tc.expectError && err != nil {
|
||||
t.Fatalf("expected no error but got: %v", err)
|
||||
}
|
||||
|
||||
var httpErr api.HttpError
|
||||
isHttpError := errors.As(err, &httpErr)
|
||||
|
||||
if tc.expectHttpError && !isHttpError {
|
||||
t.Errorf("expected an HTTP error but got: %v", err)
|
||||
}
|
||||
|
||||
if !tc.expectHttpError && isHttpError {
|
||||
t.Errorf("expected no HTTP error but got one: %v", httpErr)
|
||||
}
|
||||
|
||||
if err != nil && tc.expectHttpError && isHttpError {
|
||||
status, _ := httpErr.HttpError()
|
||||
if status != tc.expectHttpStatus {
|
||||
t.Errorf("expected %d as HTTP status code but got %d", tc.expectHttpStatus, status)
|
||||
}
|
||||
}
|
||||
|
||||
if tc.expectOutputPathsCount != len(tc.ctx.OutputPaths()) {
|
||||
t.Errorf("expected %d output paths but got %d", tc.expectOutputPathsCount, len(tc.ctx.OutputPaths()))
|
||||
}
|
||||
|
||||
for _, path := range tc.expectOutputPaths {
|
||||
if !slices.Contains(tc.ctx.OutputPaths(), path) {
|
||||
t.Errorf("expected '%s' in output paths %v", path, tc.ctx.OutputPaths())
|
||||
}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestConvertHandler(t *testing.T) {
|
||||
for _, tc := range []struct {
|
||||
scenario string
|
||||
|
||||
Reference in New Issue
Block a user