hush: add var4.tests, var5.tests

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/shell/hush_test/hush-vars/var4.right b/shell/hush_test/hush-vars/var4.right
new file mode 100644 (file)
index 0000000..8fed138
--- /dev/null
+++ b/shell/hush_test/hush-vars/var4.right
@@ -0,0 +1 @@
+bus/usb/1/2

diff --git a/shell/hush_test/hush-vars/var4.tests b/shell/hush_test/hush-vars/var4.tests
new file mode 100755 (executable)
index 0000000..07feaeb
--- /dev/null
+++ b/shell/hush_test/hush-vars/var4.tests
@@ -0,0 +1 @@
+X=usbdev1.2 X=${X#usbdev} B=${X%%.*} D=${X#*.}; echo bus/usb/$B/$D

diff --git a/shell/hush_test/hush-vars/var5.right b/shell/hush_test/hush-vars/var5.right
new file mode 100644 (file)
index 0000000..2a01291
--- /dev/null
+++ b/shell/hush_test/hush-vars/var5.right
@@ -0,0 +1,6 @@
+a=a A=a
+a=a A=a
+a= A=
+a= A=
+a=a A=a
+a=a A=a

diff --git a/shell/hush_test/hush-vars/var5.tests b/shell/hush_test/hush-vars/var5.tests
new file mode 100755 (executable)
index 0000000..802e489
--- /dev/null
+++ b/shell/hush_test/hush-vars/var5.tests
@@ -0,0 +1,14 @@
+# check that first assignment has proper effect on second one
+
+(
+a=a A=$a
+echo a=$a A=$A
+)
+(a=a A=$a; echo a=$a A=$A)
+(a=a A=$a echo a=$a A=$A)
+(a=a A=$a /bin/echo a=$a A=$A)
+
+f() { echo a=$a A=$A; }
+
+(a=a A=$a f)
+(a=a A=$a; f)