stub uname for Non Linux environment

test/build.bats

@@ -62,6 +62,7 @@ assert_build_log() {
   cached_tarball "yaml-0.1.6"
   cached_tarball "ruby-2.0.0"
 
+  stub uname '-s : echo Linux'
   stub brew false
   stub_make_install
   stub_make_install
@@ -69,6 +70,7 @@ assert_build_log() {
   install_fixture definitions/needs-yaml
   assert_success
 
+  unstub uname
   unstub make
 
   assert_build_log <<OUT
@@ -85,6 +87,7 @@ OUT
   cached_tarball "yaml-0.1.6"
   cached_tarball "ruby-2.0.0"
 
+  stub uname '-s : echo Linux'
   stub brew false
   stub_make_install
   stub_make_install
@@ -93,6 +96,7 @@ OUT
   TMPDIR="$TMP" install_fixture --patch definitions/needs-yaml <<<""
   assert_success
 
+  unstub uname
   unstub make
   unstub patch
 
@@ -111,6 +115,7 @@ OUT
   cached_tarball "yaml-0.1.6"
   cached_tarball "ruby-2.0.0"
 
+  stub uname '-s : echo Linux'
   stub brew false
   stub_make_install
   stub_make_install
@@ -119,6 +124,7 @@ OUT
   TMPDIR="$TMP" install_fixture --patch definitions/needs-yaml <<<"diff --git a/script.rb"
   assert_success
 
+  unstub uname
   unstub make
   unstub patch
 
@@ -139,12 +145,14 @@ OUT
   brew_libdir="$TMP/homebrew-yaml"
   mkdir -p "$brew_libdir"
 
+  stub uname '-s : echo Linux'
   stub brew "--prefix libyaml : echo '$brew_libdir'" false
   stub_make_install
 
   install_fixture definitions/needs-yaml
   assert_success
 
+  unstub uname
   unstub brew
   unstub make
 
@@ -275,6 +283,7 @@ OUT
 @test "setting RUBY_MAKE_INSTALL_OPTS to a multi-word string" {
   cached_tarball "ruby-2.0.0"
 
+  stub uname '-s : echo Linux'
   stub_make_install
 
   export RUBY_MAKE_INSTALL_OPTS="DOGE=\"such wow\""
@@ -283,6 +292,7 @@ install_package "ruby-2.0.0" "http://ruby-lang.org/ruby/2.0/ruby-2.0.0.tar.gz"
 DEF
   assert_success
 
+  unstub uname
   unstub make
 
   assert_build_log <<OUT
@@ -295,6 +305,7 @@ OUT
 @test "setting MAKE_INSTALL_OPTS to a multi-word string" {
   cached_tarball "ruby-2.0.0"
 
+  stub uname '-s : echo Linux'
   stub_make_install
 
   export MAKE_INSTALL_OPTS="DOGE=\"such wow\""
@@ -303,6 +314,7 @@ install_package "ruby-2.0.0" "http://ruby-lang.org/ruby/2.0/ruby-2.0.0.tar.gz"
 DEF
   assert_success
 
+  unstub uname
   unstub make
 
   assert_build_log <<OUT
@@ -355,6 +367,7 @@ apply -p1 -i /my/patch.diff
 exec ./configure "\$@"
 CONF
 
+  stub uname '-s : echo Linux'
   stub apply 'echo apply "$@" >> build.log'
   stub_make_install
 
@@ -364,6 +377,7 @@ install_package "ruby-2.0.0" "http://ruby-lang.org/pub/ruby-2.0.0.tar.gz"
 DEF
   assert_success
 
+  unstub uname
   unstub make
   unstub apply