updates

Former-commit-id: 9c36dea485ddd16a90f0a615e20baddaee6b9cde

variables/types_test.go

@@ -0,0 +1,49 @@
+package variables
+
+import "testing"
+
+type interfaceToBool struct {
+	Value  interface{}
+	Result bool
+}
+
+var testIsMap = []*interfaceToBool{
+	&interfaceToBool{"teste", false},
+	&interfaceToBool{453478, false},
+	&interfaceToBool{-984512, false},
+	&interfaceToBool{true, false},
+	&interfaceToBool{map[string]bool{}, true},
+	&interfaceToBool{map[int]bool{}, true},
+	&interfaceToBool{map[interface{}]bool{}, true},
+	&interfaceToBool{[]string{}, false},
+}
+
+func TestIsMap(t *testing.T) {
+	for _, test := range testIsMap {
+		if IsMap(test.Value) != test.Result {
+			t.Errorf("Incorrect value on IsMap for %v; want: %v; got: %v", test.Value, test.Result, !test.Result)
+		}
+	}
+}
+
+var testIsSlice = []*interfaceToBool{
+	&interfaceToBool{"teste", false},
+	&interfaceToBool{453478, false},
+	&interfaceToBool{-984512, false},
+	&interfaceToBool{true, false},
+	&interfaceToBool{map[string]bool{}, false},
+	&interfaceToBool{map[int]bool{}, false},
+	&interfaceToBool{map[interface{}]bool{}, false},
+	&interfaceToBool{[]string{}, true},
+	&interfaceToBool{[]int{}, true},
+	&interfaceToBool{[]bool{}, true},
+	&interfaceToBool{[]interface{}{}, true},
+}
+
+func TestIsSlice(t *testing.T) {
+	for _, test := range testIsSlice {
+		if IsSlice(test.Value) != test.Result {
+			t.Errorf("Incorrect value on IsSlice for %v; want: %v; got: %v", test.Value, test.Result, !test.Result)
+		}
+	}
+}