Added .exe suffix for windows binary; Added DEP_FAKE_* variables for testing and unusual scenarios

install.sh

@@ -9,6 +9,8 @@
 # Environment variables:
 # - INSTALL_DIRECTORY (optional): defaults to $GOPATH/bin
 # - DEP_RELEASE_TAG (optional): defaults to fetching the latest release
+# - DEP_FAKE_OS (optional): use a fake value for OS (mostly for testing)
+# - DEP_FAKE_ARCH (optional): use a fake value for ARCH (mostly for testing)
 #
 # You can install using this script:
 # $ curl https://raw.githubusercontent.com/golang/dep/master/install.sh | sh
@@ -78,6 +80,10 @@ findGoBinDirectory() {
 
 initArch() {
     ARCH=$(uname -m)
+    if [ -n "$DEP_FAKE_ARCH" ]; then
+        echo "Using DEP_FAKE_ARCH"
+        ARCH="$DEP_FAKE_ARCH"
+    fi
     case $ARCH in
         amd64) ARCH="amd64";;
         x86_64) ARCH="amd64";;
@@ -89,7 +95,10 @@ initArch() {
 
 initOS() {
     OS=$(uname | tr '[:upper:]' '[:lower:]')
-
+    if [ -n "$DEP_FAKE_OS" ]; then
+        echo "Using DEP_FAKE_OS"
+        OS="$DEP_FAKE_OS"
+    fi
     case "$OS" in
         darwin) OS='darwin';;
         linux) OS='linux';;
@@ -105,6 +114,7 @@ initOS() {
 initArch
 initOS
 
+# determine install directory if required
 if [ -z "$INSTALL_DIRECTORY" ]; then
     findGoBinDirectory INSTALL_DIRECTORY
 fi
@@ -113,6 +123,11 @@ echo "Will install into $INSTALL_DIRECTORY"
 # assemble expected release artifact name
 BINARY="dep-${OS}-${ARCH}"
 
+# add .exe if on windows
+if [ "$OS" = "windows" ]; then
+    BINARY="$BINARY.exe"
+fi
+
 # if DEP_RELEASE_TAG was not provided, assume latest
 if [ -z "$DEP_RELEASE_TAG" ]; then
     downloadJSON LATEST_RELEASE "$RELEASES_URL/latest"