diff options
Diffstat (limited to 'reflect_test.go')
| -rw-r--r-- | reflect_test.go | 79 |
1 files changed, 54 insertions, 25 deletions
diff --git a/reflect_test.go b/reflect_test.go index 07b459c..8d65fd9 100644 --- a/reflect_test.go +++ b/reflect_test.go @@ -7,36 +7,54 @@ import ( "github.com/stretchr/testify/assert" ) -func assertCanParse(t *testing.T, typ reflect.Type, parseable, boolean, multiple bool) { - p, b, m := canParse(typ) - assert.Equal(t, parseable, p, "expected %v to have parseable=%v but was %v", typ, parseable, p) - assert.Equal(t, boolean, b, "expected %v to have boolean=%v but was %v", typ, boolean, b) - assert.Equal(t, multiple, m, "expected %v to have multiple=%v but was %v", typ, multiple, m) +func assertCardinality(t *testing.T, typ reflect.Type, expected cardinality) { + actual, err := cardinalityOf(typ) + assert.Equal(t, expected, actual, "expected %v to have cardinality %v but got %v", typ, expected, actual) + if expected == unsupported { + assert.Error(t, err) + } } -func TestCanParse(t *testing.T) { +func TestCardinalityOf(t *testing.T) { var b bool var i int var s string var f float64 var bs []bool var is []int + var m map[string]int + var unsupported1 struct{} + var unsupported2 []struct{} + var unsupported3 map[string]struct{} + var unsupported4 map[struct{}]string - assertCanParse(t, reflect.TypeOf(b), true, true, false) - assertCanParse(t, reflect.TypeOf(i), true, false, false) - assertCanParse(t, reflect.TypeOf(s), true, false, false) - assertCanParse(t, reflect.TypeOf(f), true, false, false) + assertCardinality(t, reflect.TypeOf(b), zero) + assertCardinality(t, reflect.TypeOf(i), one) + assertCardinality(t, reflect.TypeOf(s), one) + assertCardinality(t, reflect.TypeOf(f), one) - assertCanParse(t, reflect.TypeOf(&b), true, true, false) - assertCanParse(t, reflect.TypeOf(&s), true, false, false) - assertCanParse(t, reflect.TypeOf(&i), true, false, false) - assertCanParse(t, reflect.TypeOf(&f), true, false, false) + assertCardinality(t, reflect.TypeOf(&b), zero) + assertCardinality(t, reflect.TypeOf(&s), one) + assertCardinality(t, reflect.TypeOf(&i), one) + assertCardinality(t, reflect.TypeOf(&f), one) - assertCanParse(t, reflect.TypeOf(bs), true, true, true) - assertCanParse(t, reflect.TypeOf(&bs), true, true, true) + assertCardinality(t, reflect.TypeOf(bs), multiple) + assertCardinality(t, reflect.TypeOf(is), multiple) - assertCanParse(t, reflect.TypeOf(is), true, false, true) - assertCanParse(t, reflect.TypeOf(&is), true, false, true) + assertCardinality(t, reflect.TypeOf(&bs), multiple) + assertCardinality(t, reflect.TypeOf(&is), multiple) + + assertCardinality(t, reflect.TypeOf(m), multiple) + assertCardinality(t, reflect.TypeOf(&m), multiple) + + assertCardinality(t, reflect.TypeOf(unsupported1), unsupported) + assertCardinality(t, reflect.TypeOf(&unsupported1), unsupported) + assertCardinality(t, reflect.TypeOf(unsupported2), unsupported) + assertCardinality(t, reflect.TypeOf(&unsupported2), unsupported) + assertCardinality(t, reflect.TypeOf(unsupported3), unsupported) + assertCardinality(t, reflect.TypeOf(&unsupported3), unsupported) + assertCardinality(t, reflect.TypeOf(unsupported4), unsupported) + assertCardinality(t, reflect.TypeOf(&unsupported4), unsupported) } type implementsTextUnmarshaler struct{} @@ -45,13 +63,16 @@ func (*implementsTextUnmarshaler) UnmarshalText(text []byte) error { return nil } -func TestCanParseTextUnmarshaler(t *testing.T) { - var u implementsTextUnmarshaler - var su []implementsTextUnmarshaler - assertCanParse(t, reflect.TypeOf(u), true, false, false) - assertCanParse(t, reflect.TypeOf(&u), true, false, false) - assertCanParse(t, reflect.TypeOf(su), true, false, true) - assertCanParse(t, reflect.TypeOf(&su), true, false, true) +func TestCardinalityTextUnmarshaler(t *testing.T) { + var x implementsTextUnmarshaler + var s []implementsTextUnmarshaler + var m []implementsTextUnmarshaler + assertCardinality(t, reflect.TypeOf(x), one) + assertCardinality(t, reflect.TypeOf(&x), one) + assertCardinality(t, reflect.TypeOf(s), multiple) + assertCardinality(t, reflect.TypeOf(&s), multiple) + assertCardinality(t, reflect.TypeOf(m), multiple) + assertCardinality(t, reflect.TypeOf(&m), multiple) } func TestIsExported(t *testing.T) { @@ -60,3 +81,11 @@ func TestIsExported(t *testing.T) { assert.False(t, isExported("")) assert.False(t, isExported(string([]byte{255}))) } + +func TestCardinalityString(t *testing.T) { + assert.Equal(t, "zero", zero.String()) + assert.Equal(t, "one", one.String()) + assert.Equal(t, "multiple", multiple.String()) + assert.Equal(t, "unsupported", unsupported.String()) + assert.Equal(t, "unknown(42)", cardinality(42).String()) +} |