1 files changed, 48 insertions, 0 deletions
diff --git a/tests/ttk/checkbutton.test b/tests/ttk/checkbutton.test
new file mode 100644
index 0000000..e18ff32
--- /dev/null
+++ b/tests/ttk/checkbutton.test
@@ -0,0 +1,48 @@
+#
+# ttk::checkbutton widget tests.
+#
+
+package require Tk
+package require tcltest ; namespace import -force tcltest::*
+loadTestedCommands
+
+test checkbutton-1.1 "Checkbutton check" -body {
+    pack [ttk::checkbutton .cb -text "TCheckbutton" -variable cb]
+}
+test checkbutton-1.2 "Checkbutton invoke" -body {
+    .cb invoke
+    list [set ::cb] [.cb instate selected]
+} -result [list 1 1]
+test checkbutton-1.3 "Checkbutton reinvoke" -body {
+    .cb invoke
+    list [set ::cb] [.cb instate selected]
+} -result [list 0 0]
+
+test checkbutton-1.4 "Checkbutton variable" -body {
+    set result []
+    set ::cb 1
+    lappend result [.cb instate selected]
+    set ::cb 0
+    lappend result [.cb instate selected]
+} -result {1 0}
+
+test checkbutton-1.5 "Unset checkbutton variable" -body {
+    set result []
+    unset ::cb
+    lappend result [.cb instate alternate] [info exists ::cb]
+    set ::cb 1
+    lappend result [.cb instate alternate] [info exists ::cb]
+} -result {1 0 0 1}
+
+# See #1257319
+test checkbutton-1.6 "Checkbutton default variable" -body {
+    destroy .cb ; unset -nocomplain {} ; set result [list]
+    ttk::checkbutton .cb -onvalue on -offvalue off
+    lappend result [.cb cget -variable] [info exists .cb] [.cb state]
+    .cb invoke
+    lappend result [info exists .cb] [set .cb] [.cb state]
+    .cb invoke
+    lappend result [info exists .cb] [set .cb] [.cb state]
+} -result [list .cb 0 alternate   1 on selected  1 off {}]
+
+tcltest::cleanupTests