From 18c33c52f49afda63dabe7952b0ed98de6aead3a Mon Sep 17 00:00:00 2001
From: Kurt Jung <kurt.w.jung@gmail.com>
Date: Wed, 26 Aug 2015 20:44:07 -0400
Subject: Factor various test example helper routines into their own internal
 package

---
 internal/example/example.go      | 104 +++++++++++++++++++++++++++++++++++++++
 internal/example/example_test.go |  31 ++++++++++++
 2 files changed, 135 insertions(+)
 create mode 100644 internal/example/example.go
 create mode 100644 internal/example/example_test.go

(limited to 'internal')

diff --git a/internal/example/example.go b/internal/example/example.go
new file mode 100644
index 0000000..8486994
--- /dev/null
+++ b/internal/example/example.go
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2015 Kurt Jung (Gmail: kurt.w.jung)
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+/*
+Package example provides some helper routines for the test packages of
+gofpdf and its various contributed packages located beneath the contrib
+directory.
+*/
+package example
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+)
+
+var gofpdfDir string
+
+func init() {
+	setRoot()
+}
+
+// Assign the relative path to the gofpdfDir directory based on current working
+// directory
+func setRoot() {
+	wdStr, err := os.Getwd()
+	if err == nil {
+		gofpdfDir = ""
+		sepStr := string(os.PathSeparator)
+		list := strings.Split(wdStr, sepStr)
+		for j := len(list) - 1; j >= 0 && list[j] != "gofpdf"; j-- {
+			gofpdfDir = filepath.Join(gofpdfDir, "..")
+		}
+	} else {
+		panic(err)
+	}
+}
+
+// ImageFile returns a qualified filename in which the path to the image
+// directory is prepended to the specified filename.
+func ImageFile(fileStr string) string {
+	return filepath.Join(gofpdfDir, "image", fileStr)
+}
+
+// FontDir returns the path to the font directory.
+func FontDir() string {
+	return filepath.Join(gofpdfDir, "font")
+}
+
+// FontFile returns a qualified filename in which the path to the font
+// directory is prepended to the specified filename.
+func FontFile(fileStr string) string {
+	return filepath.Join(FontDir(), fileStr)
+}
+
+// TextFile returns a qualified filename in which the path to the text
+// directory is prepended to the specified filename.
+func TextFile(fileStr string) string {
+	return filepath.Join(gofpdfDir, "text", fileStr)
+}
+
+// PdfDir returns the path to the PDF output directory.
+func PdfDir() string {
+	return filepath.Join(gofpdfDir, "pdf")
+}
+
+// PdfFile returns a qualified filename in which the path to the PDF output
+// directory is prepended to the specified filename.
+func PdfFile(fileStr string) string {
+	return filepath.Join(PdfDir(), fileStr)
+}
+
+// Filename returns a qualified filename in which the example PDF directory
+// path is prepended and the suffix ".pdf" is appended to the specified
+// filename.
+func Filename(baseStr string) string {
+	return PdfFile(baseStr + ".pdf")
+}
+
+// Summary generates a predictable report for use by test examples. If the
+// specified error is nil, the filename delimiters are normalized and the
+// filename printed to standard output with a success message. If the specified
+// error is not nil, its String() value is printed to standard output.
+func Summary(err error, fileStr string) {
+	if err == nil {
+		fileStr = filepath.ToSlash(fileStr)
+		fmt.Printf("Successfully generated %s\n", fileStr)
+	} else {
+		fmt.Println(err)
+	}
+}
diff --git a/internal/example/example_test.go b/internal/example/example_test.go
new file mode 100644
index 0000000..54f4689
--- /dev/null
+++ b/internal/example/example_test.go
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2015 Kurt Jung (Gmail: kurt.w.jung)
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+package example_test
+
+import (
+	"fmt"
+	"path/filepath"
+
+	"github.com/jung-kurt/gofpdf/internal/example"
+)
+
+// Test the Filename() function.
+func ExampleExample_Filename() {
+	fmt.Println(filepath.ToSlash(example.Filename("foo")))
+	// Output:
+	// ../../pdf/foo.pdf
+}
-- 
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