107 lines
3.0 KiB
Go
107 lines
3.0 KiB
Go
package godog
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import (
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"reflect"
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"strings"
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"testing"
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"github.com/DATA-DOG/godog/gherkin"
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)
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func TestShouldSupportIntTypes(t *testing.T) {
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fn := func(a int64, b int32, c int16, d int8) error { return nil }
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def := &StepDef{
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Handler: fn,
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hv: reflect.ValueOf(fn),
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}
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def.args = []interface{}{"1", "1", "1", "1"}
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if err := def.run(); err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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def.args = []interface{}{"1", "1", "1", strings.Repeat("1", 9)}
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if err := def.run(); err == nil {
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t.Fatalf("expected convertion fail for int8, but got none")
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}
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}
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func TestShouldSupportFloatTypes(t *testing.T) {
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fn := func(a float64, b float32) error { return nil }
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def := &StepDef{
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Handler: fn,
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hv: reflect.ValueOf(fn),
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}
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def.args = []interface{}{"1.1", "1.09"}
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if err := def.run(); err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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def.args = []interface{}{"1.08", strings.Repeat("1", 65) + ".67"}
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if err := def.run(); err == nil {
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t.Fatalf("expected convertion fail for float32, but got none")
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}
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}
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func TestShouldNotSupportOtherPointerTypesThanGherkin(t *testing.T) {
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fn1 := func(a *int) error { return nil }
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fn2 := func(a *gherkin.DocString) error { return nil }
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fn3 := func(a *gherkin.DataTable) error { return nil }
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def1 := &StepDef{Handler: fn1, hv: reflect.ValueOf(fn1), args: []interface{}{(*int)(nil)}}
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def2 := &StepDef{Handler: fn2, hv: reflect.ValueOf(fn2), args: []interface{}{(*gherkin.DocString)(nil)}}
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def3 := &StepDef{Handler: fn3, hv: reflect.ValueOf(fn3), args: []interface{}{(*gherkin.DataTable)(nil)}}
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if err := def1.run(); err == nil {
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t.Fatalf("expected conversion error, but got none")
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}
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if err := def2.run(); err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if err := def3.run(); err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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}
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func TestShouldSupportOnlyByteSlice(t *testing.T) {
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fn1 := func(a []byte) error { return nil }
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fn2 := func(a []string) error { return nil }
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def1 := &StepDef{Handler: fn1, hv: reflect.ValueOf(fn1), args: []interface{}{"str"}}
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def2 := &StepDef{Handler: fn2, hv: reflect.ValueOf(fn2), args: []interface{}{[]string{}}}
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if err := def1.run(); err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if err := def2.run(); err == nil {
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t.Fatalf("expected conversion error, but got none")
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}
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}
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func TestUnexpectedArguments(t *testing.T) {
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fn := func(a, b int) error { return nil }
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def := &StepDef{Handler: fn, hv: reflect.ValueOf(fn)}
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def.args = []interface{}{"1"}
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if err := def.run(); err == nil {
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t.Fatalf("expected an error due to wrong number of arguments, but got none")
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}
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def.args = []interface{}{"one", "two"}
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if err := def.run(); err == nil {
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t.Fatalf("expected conversion error, but got none")
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}
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// @TODO maybe we should support duration
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// fn2 := func(err time.Duration) error { return nil }
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// def = &StepDef{Handler: fn2, hv: reflect.ValueOf(fn2)}
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// def.args = []interface{}{"1"}
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// if err := def.run(); err == nil {
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// t.Fatalf("expected an error due to wrong argument type, but got none")
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// }
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}
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