Add tests

spec/gears/string_spec.lua

@@ -34,12 +34,14 @@ describe("gears.string", function()
         assert.is_true(gstring.startswith("something", ""))
         assert.is_true(gstring.startswith("something", "some"))
         assert.is_false(gstring.startswith("something", "none"))
+        assert.is_false(gstring.startswith(nil, "anything"))
     end)
 
     describe("endswith", function()
         assert.is_true(gstring.endswith("something", ""))
         assert.is_true(gstring.endswith("something", "thing"))
         assert.is_false(gstring.endswith("something", "that"))
+        assert.is_false(gstring.endswith(nil, "anything"))
     end)
 
     describe("split", function()

tests/examples/text/gears/string/endswith.lua

@@ -10,3 +10,6 @@ res = gears.string.endswith(test,"do")
 print(tostring(res))
 assert(res == false) --DOC_HIDE
 
+res = gears.string.endswith(nil,"it")
+print(tostring(res))
+assert(res == false) --DOC_HIDE

tests/examples/text/gears/string/endswith.output.txt

@@ -1,2 +1,3 @@
 true
 false
+false

tests/examples/text/gears/string/startswith.lua

@@ -9,3 +9,7 @@ assert(res == true) --DOC_HIDE
 res = gears.string.startswith(test,"it")
 print(tostring(res)) -- print boolean value
 assert(res == false) --DOC_HIDE
+
+res = gears.string.startswith(nil,"do")
+print(tostring(res)) -- print boolean value
+assert(res == false) --DOC_HIDE

tests/examples/text/gears/string/startswith.output.txt

@@ -1,2 +1,3 @@
 true
 false
+false