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xdelta_test.go
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xdelta_test.go
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package main
import (
"bytes"
"fmt"
"io/ioutil"
"os"
"testing"
)
func TestTextDelta(t *testing.T) {
inputPath := "test/TextDelta/input.txt"
outputPath := "test/TextDelta/output.txt"
tempPath := "test/TextDelta/temp.txt"
patchPath := "test/TextDelta/patch.xdelta"
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
func TestTextDeltaWithByteReader(t *testing.T) {
inputPath := "test/TextDelta/input.txt"
outputPath := "test/TextDelta/output.txt"
tempPath := "test/TextDelta/temp.txt"
patchPath := "test/TextDelta/patch.xdelta"
input, err := os.Open(inputPath)
check(err)
defer input.Close()
os.Remove(tempPath)
patchWithXdelta(input, tempPath, patchPath, true)
if exists(tempPath) && getFileSize(tempPath) > 0 {
if !filesEqual(outputPath, tempPath) {
t.Fatalf("Files are not equal: %s and %s", outputPath, tempPath)
}
} else {
t.Fatalf("Test output does not exist: %s", tempPath)
}
os.Remove(tempPath)
}
func TestImageDelta(t *testing.T) {
inputPath := "test/ImageDelta/input.jpg"
outputPath := "test/ImageDelta/output.jpg"
tempPath := "test/ImageDelta/temp.jpg"
patchPath := "test/ImageDelta/patch.xdelta"
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
func TestBinaryDeltaWithMultipleWindows(t *testing.T) {
inputPath := "test/BinaryDelta/DAT.Texture.Wizard.-.v6.1.3.x64.zip"
outputPath := "test/BinaryDelta/DAT.Texture.Wizard.-.v6.1.4.x64.zip"
tempPath := "test/BinaryDelta/temp.zip"
patchPath := "test/BinaryDelta/patch.xdelta"
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
func TestSCON4Patches(t *testing.T) {
fmt.Println("Checking direct patch of 1.6.0 to 1.6.1")
inputPath := "D:/GNT/asdasd/1.6.0.iso"
tempPath := "test/test1.iso"
patchPath := "D:/GNT/asdasd/1.6.0-1.6.1.xdelta"
outputPath := "D:/GNT/asdasd/1.6.1.iso"
if exists(inputPath) {
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
fmt.Println("Checking 1.6.1")
inputPath = "D:/GNT/GNT4.iso"
tempPath = "test/test2.iso"
patchPath = "D:/GNT/asdasd/1.6.1.xdelta"
outputPath = "D:/GNT/asdasd/1.6.1.iso"
if exists(inputPath) {
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
fmt.Println("Checking 1.6.0")
inputPath = "D:/GNT/GNT4.iso"
tempPath = "test/test3.iso"
patchPath = "D:/GNT/asdasd/1.6.0.xdelta"
outputPath = "D:/GNT/asdasd/1.6.0.iso"
if exists(inputPath) {
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
fmt.Println("Checking 1.5.1")
inputPath = "D:/GNT/GNT4.iso"
tempPath = "test/test5.iso"
patchPath = "D:/GNT/asdasd/1.5.1.xdelta"
outputPath = "D:/GNT/asdasd/SCON4_1.5.1.iso"
if exists(inputPath) {
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
fmt.Println("Checking 1.5.0")
inputPath = "D:/GNT/GNT4.iso"
tempPath = "test/test4.iso"
patchPath = "D:/GNT/asdasd/1.5.0.xdelta"
outputPath = "D:/GNT/asdasd/SCON4_1.5.iso"
if exists(inputPath) {
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
fmt.Println("Checking 1.4.321")
inputPath = "D:/GNT/GNT4.iso"
tempPath = "test/test6.iso"
patchPath = "D:/GNT/asdasd/1.4.321.xdelta"
outputPath = "D:/GNT/asdasd/SCON4_1.4.321.iso"
if exists(inputPath) {
runXdeltaAndCompare(inputPath, tempPath, patchPath, outputPath, t)
}
}
func TestAdler32(t *testing.T) {
if _adler32([]byte{0, 0}) != 0x00020001 {
t.Fatal("Failed adler32 comparison")
}
if _adler32([]byte{0, 0, 0, 0}) != 0x00040001 {
t.Fatal("Failed adler32 comparison")
}
if _adler32([]byte{1, 2, 3, 4}) != 0x0018000B {
t.Fatal("Failed adler32 comparison")
}
if _adler32([]byte{1, 1, 1, 1, 1, 1, 1, 1}) != 0x002C0009 {
t.Fatal("Failed adler32 comparison")
}
if _adler32([]byte{0xD6, 0xC3, 0xC4, 0x00, 0x04, 0x14, 0x74, 0x65, 0x73, 0x74, 0x32, 0x2E, 0x74, 0x78, 0x74, 0x2F}) != 0x39DB0625 {
t.Fatal("Failed adler32 comparison")
}
if _adler32([]byte{0xFF, 0xFF, 0xFF}) != 0x05FD02FE {
t.Fatal("Failed adler32 comparison")
}
if _adler32([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF}) != 0xAA6711EF {
t.Fatal("Failed adler32 comparison")
}
if _adler32([]byte{0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF}) != 0x2D3807F9 {
t.Fatal("Failed adler32 comparison")
}
}
func runXdeltaAndCompare(inputPath string, tempPath string, patchPath string, outputPath string, t *testing.T) {
input, err := os.Open(inputPath)
check(err)
defer input.Close()
os.Remove(tempPath)
patchWithXdelta(input, tempPath, patchPath, true)
if exists(tempPath) && getFileSize(tempPath) > 0 {
if !filesEqual(outputPath, tempPath) {
t.Fatalf("Files are not equal: %s and %s", outputPath, tempPath)
}
} else {
t.Fatalf("Test output does not exist: %s", tempPath)
}
os.Remove(tempPath)
}
func filesEqual(expectedPath string, actualPath string) bool {
expected, err := ioutil.ReadFile(expectedPath)
check(err)
actual, err := ioutil.ReadFile(actualPath)
check(err)
return bytes.Equal(expected, actual)
}