From 03b1cc4baaf3f7c9ae441b711e18fdd5671a5dd4 Mon Sep 17 00:00:00 2001
From: matthias <matthias@steuerbot.com>
Date: Thu, 15 Aug 2019 17:27:56 +0200
Subject: add simple example

---
 contrib/gofpdi/gofpdi_test.go | 52 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 contrib/gofpdi/gofpdi_test.go

(limited to 'contrib/gofpdi/gofpdi_test.go')

diff --git a/contrib/gofpdi/gofpdi_test.go b/contrib/gofpdi/gofpdi_test.go
new file mode 100644
index 0000000..1ecc5ca
--- /dev/null
+++ b/contrib/gofpdi/gofpdi_test.go
@@ -0,0 +1,52 @@
+package gofpdi
+
+import (
+	"bytes"
+	"github.com/jung-kurt/gofpdf"
+	"github.com/jung-kurt/gofpdf/internal/example"
+	"io"
+)
+
+func ExampleGofpdiImporter() {
+	// create new pdf
+	pdf := gofpdf.New("P", "pt", "A4", "")
+
+	// for testing purposes, get an arbitrary template pdf as stream
+	rs, _ := getTemplatePdf()
+
+	// create a new Importer instance
+	imp := NewImporter()
+
+	// import first page and determine page sizes
+	tpl := imp.ImportPageFromStream(pdf, &rs, 1, "/MediaBox")
+	pageSizes := imp.GetPageSizes()
+	nrPages := len(imp.GetPageSizes())
+
+	// add all pages from template pdf
+	for i := 1; i <= nrPages; i++ {
+		pdf.AddPage()
+		if i > 1 {
+			tpl = imp.ImportPageFromStream(pdf, &rs, i, "/MediaBox")
+		}
+		imp.UseImportedTemplate(pdf, tpl, 0, 0, pageSizes[i]["/MediaBox"]["w"], pageSizes[i]["/MediaBox"]["h"])
+	}
+
+	// output
+	fileStr := example.Filename("contrib_gofpdi_Importer")
+	err := pdf.OutputFileAndClose(fileStr)
+	example.Summary(err, fileStr)
+	// Output:
+	// Successfully generated ../../pdf/contrib_gofpdi_Importer.pdf
+}
+
+func getTemplatePdf() (io.ReadSeeker, error) {
+	tpdf := gofpdf.New("P", "pt", "A4", "")
+	tpdf.AddPage()
+	tpdf.SetFont("Arial", "", 12)
+	tpdf.Text(20, 20, "Example Page 1")
+	tpdf.AddPage()
+	tpdf.Text(20, 20, "Example Page 2")
+	tbuf := bytes.Buffer{}
+	err := tpdf.Output(&tbuf)
+	return bytes.NewReader(tbuf.Bytes()), err
+}
-- 
cgit v1.2.1-24-ge1ad


From afaa377e877515c31a941b4c88953e20ead17255 Mon Sep 17 00:00:00 2001
From: matthias <matthias@steuerbot.com>
Date: Thu, 15 Aug 2019 17:33:26 +0200
Subject: add simple test for data race detection

---
 contrib/gofpdi/gofpdi_test.go | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'contrib/gofpdi/gofpdi_test.go')

diff --git a/contrib/gofpdi/gofpdi_test.go b/contrib/gofpdi/gofpdi_test.go
index 1ecc5ca..77db338 100644
--- a/contrib/gofpdi/gofpdi_test.go
+++ b/contrib/gofpdi/gofpdi_test.go
@@ -5,6 +5,8 @@ import (
 	"github.com/jung-kurt/gofpdf"
 	"github.com/jung-kurt/gofpdf/internal/example"
 	"io"
+	"sync"
+	"testing"
 )
 
 func ExampleGofpdiImporter() {
@@ -39,6 +41,29 @@ func ExampleGofpdiImporter() {
 	// Successfully generated ../../pdf/contrib_gofpdi_Importer.pdf
 }
 
+func TestGofpdiConcurrent(t *testing.T) {
+	wg := sync.WaitGroup{}
+	for i := 0; i < 100; i++ {
+		wg.Add(1)
+		go func() {
+			defer wg.Done()
+			pdf := gofpdf.New("P", "mm", "A4", "")
+			rs, _ := getTemplatePdf()
+			imp := NewImporter()
+			tpl := imp.ImportPageFromStream(pdf, &rs, 1, "/MediaBox")
+			pdf.AddPage()
+			tpl = imp.ImportPageFromStream(pdf, &rs, 1, "/MediaBox")
+			imp.UseImportedTemplate(pdf, tpl, 0, 0, 210.0, 297.0)
+			// write to bytes buffer
+			buf := bytes.Buffer{}
+			if err := pdf.Output(&buf); err != nil {
+				t.Fail()
+			}
+		}()
+	}
+	wg.Wait()
+}
+
 func getTemplatePdf() (io.ReadSeeker, error) {
 	tpdf := gofpdf.New("P", "pt", "A4", "")
 	tpdf.AddPage()
-- 
cgit v1.2.1-24-ge1ad


From dab6c0551d4d91973e1bb91341619885e48797a9 Mon Sep 17 00:00:00 2001
From: matthias <matthias@steuerbot.com>
Date: Thu, 15 Aug 2019 17:55:42 +0200
Subject: fix checks

---
 contrib/gofpdi/gofpdi_test.go | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'contrib/gofpdi/gofpdi_test.go')

diff --git a/contrib/gofpdi/gofpdi_test.go b/contrib/gofpdi/gofpdi_test.go
index 77db338..70ef6cc 100644
--- a/contrib/gofpdi/gofpdi_test.go
+++ b/contrib/gofpdi/gofpdi_test.go
@@ -9,7 +9,7 @@ import (
 	"testing"
 )
 
-func ExampleGofpdiImporter() {
+func ExampleNewImporter() {
 	// create new pdf
 	pdf := gofpdf.New("P", "pt", "A4", "")
 
@@ -48,11 +48,10 @@ func TestGofpdiConcurrent(t *testing.T) {
 		go func() {
 			defer wg.Done()
 			pdf := gofpdf.New("P", "mm", "A4", "")
+			pdf.AddPage()
 			rs, _ := getTemplatePdf()
 			imp := NewImporter()
 			tpl := imp.ImportPageFromStream(pdf, &rs, 1, "/MediaBox")
-			pdf.AddPage()
-			tpl = imp.ImportPageFromStream(pdf, &rs, 1, "/MediaBox")
 			imp.UseImportedTemplate(pdf, tpl, 0, 0, 210.0, 297.0)
 			// write to bytes buffer
 			buf := bytes.Buffer{}
-- 
cgit v1.2.1-24-ge1ad