diff options
Diffstat (limited to 'src/reflect/all_test.go')
| -rw-r--r-- | src/reflect/all_test.go | 228 |
1 files changed, 209 insertions, 19 deletions
diff --git a/src/reflect/all_test.go b/src/reflect/all_test.go index 5a12699472..b01158635f 100644 --- a/src/reflect/all_test.go +++ b/src/reflect/all_test.go @@ -2405,8 +2405,14 @@ func TestVariadicMethodValue(t *testing.T) { points := []Point{{20, 21}, {22, 23}, {24, 25}} want := int64(p.TotalDist(points[0], points[1], points[2])) + // Variadic method of type. + tfunc := TypeOf((func(Point, ...Point) int)(nil)) + if tt := TypeOf(p).Method(4).Type; tt != tfunc { + t.Errorf("Variadic Method Type from TypeOf is %s; want %s", tt, tfunc) + } + // Curried method of value. - tfunc := TypeOf((func(...Point) int)(nil)) + tfunc = TypeOf((func(...Point) int)(nil)) v := ValueOf(p).Method(4) if tt := v.Type(); tt != tfunc { t.Errorf("Variadic Method Type is %s; want %s", tt, tfunc) @@ -4001,9 +4007,12 @@ var convertTests = []struct { {V(int16(-3)), V(string("\uFFFD"))}, {V(int32(-4)), V(string("\uFFFD"))}, {V(int64(-5)), V(string("\uFFFD"))}, + {V(int64(-1 << 32)), V(string("\uFFFD"))}, + {V(int64(1 << 32)), V(string("\uFFFD"))}, {V(uint(0x110001)), V(string("\uFFFD"))}, {V(uint32(0x110002)), V(string("\uFFFD"))}, {V(uint64(0x110003)), V(string("\uFFFD"))}, + {V(uint64(1 << 32)), V(string("\uFFFD"))}, {V(uintptr(0x110004)), V(string("\uFFFD"))}, // named string @@ -4259,24 +4268,6 @@ var gFloat32 float32 func TestConvertNaNs(t *testing.T) { const snan uint32 = 0x7f800001 - - // Test to see if a store followed by a load of a signaling NaN - // maintains the signaling bit. The only platform known to fail - // this test is 386,GO386=387. The real test below will always fail - // if the platform can't even store+load a float without mucking - // with the bits. - gFloat32 = math.Float32frombits(snan) - runtime.Gosched() // make sure we don't optimize the store/load away - r := math.Float32bits(gFloat32) - if r != snan { - // This should only happen on 386,GO386=387. We have no way to - // test for 387, so we just make sure we're at least on 386. - if runtime.GOARCH != "386" { - t.Errorf("store/load of sNaN not faithful") - } - t.Skip("skipping test, float store+load not faithful") - } - type myFloat32 float32 x := V(myFloat32(math.Float32frombits(snan))) y := x.Convert(TypeOf(float32(0))) @@ -6006,6 +5997,14 @@ func TestReflectMethodTraceback(t *testing.T) { } } +func TestSmallZero(t *testing.T) { + type T [10]byte + typ := TypeOf(T{}) + if allocs := testing.AllocsPerRun(100, func() { Zero(typ) }); allocs > 0 { + t.Errorf("Creating small zero values caused %f allocs, want 0", allocs) + } +} + func TestBigZero(t *testing.T) { const size = 1 << 10 var v [size]byte @@ -6017,6 +6016,27 @@ func TestBigZero(t *testing.T) { } } +func TestZeroSet(t *testing.T) { + type T [16]byte + type S struct { + a uint64 + T T + b uint64 + } + v := S{ + a: 0xaaaaaaaaaaaaaaaa, + T: T{9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9}, + b: 0xbbbbbbbbbbbbbbbb, + } + ValueOf(&v).Elem().Field(1).Set(Zero(TypeOf(T{}))) + if v != (S{ + a: 0xaaaaaaaaaaaaaaaa, + b: 0xbbbbbbbbbbbbbbbb, + }) { + t.Fatalf("Setting a field to a Zero value didn't work") + } +} + func TestFieldByIndexNil(t *testing.T) { type P struct { F int @@ -7148,6 +7168,176 @@ func TestMapIterDelete1(t *testing.T) { } } +func TestStructTagLookup(t *testing.T) { + var tests = []struct { + tag StructTag + key string + expectedValue string + expectedOK bool + }{ + { + tag: `json:"json_value_1"`, + key: "json", + expectedValue: "json_value_1", + expectedOK: true, + }, + { + tag: `json:"json_value_2" xml:"xml_value_2"`, + key: "json", + expectedValue: "json_value_2", + expectedOK: true, + }, + { + tag: `json:"json_value_3" xml:"xml_value_3"`, + key: "xml", + expectedValue: "xml_value_3", + expectedOK: true, + }, + { + tag: `bson json:"shared_value_4"`, + key: "json", + expectedValue: "shared_value_4", + expectedOK: true, + }, + { + tag: `bson json:"shared_value_5"`, + key: "bson", + expectedValue: "shared_value_5", + expectedOK: true, + }, + { + tag: `json bson xml form:"field_1,omitempty" other:"value_1"`, + key: "xml", + expectedValue: "field_1,omitempty", + expectedOK: true, + }, + { + tag: `json bson xml form:"field_2,omitempty" other:"value_2"`, + key: "form", + expectedValue: "field_2,omitempty", + expectedOK: true, + }, + { + tag: `json bson xml form:"field_3,omitempty" other:"value_3"`, + key: "other", + expectedValue: "value_3", + expectedOK: true, + }, + { + tag: `json bson xml form:"field_4" other:"value_4"`, + key: "json", + expectedValue: "field_4", + expectedOK: true, + }, + { + tag: `json bson xml form:"field_5" other:"value_5"`, + key: "non_existing", + expectedValue: "", + expectedOK: false, + }, + { + tag: `json "json_6"`, + key: "json", + expectedValue: "", + expectedOK: false, + }, + { + tag: `json:"json_7" bson "bson_7"`, + key: "json", + expectedValue: "json_7", + expectedOK: true, + }, + { + tag: `json:"json_8" xml "xml_8"`, + key: "xml", + expectedValue: "", + expectedOK: false, + }, + { + tag: `json bson xml form "form_9" other:"value_9"`, + key: "bson", + expectedValue: "", + expectedOK: false, + }, + { + tag: `json bson xml form "form_10" other:"value_10"`, + key: "other", + expectedValue: "", + expectedOK: false, + }, + { + tag: `json bson xml form:"form_11" other "value_11"`, + key: "json", + expectedValue: "form_11", + expectedOK: true, + }, + { + tag: `tag1`, + key: "tag1", + expectedValue: "", + expectedOK: false, + }, + { + tag: `tag2 :"hello_2"`, + key: "tag2", + expectedValue: "", + expectedOK: false, + }, + { + tag: `tag3: "hello_3"`, + key: "tag3", + expectedValue: "", + expectedOK: false, + }, + { + tag: "json\x7fbson: \"hello_4\"", + key: "json", + expectedValue: "", + expectedOK: false, + }, + { + tag: "json\x7fbson: \"hello_5\"", + key: "bson", + expectedValue: "", + expectedOK: false, + }, + { + tag: "json bson:\x7f\"hello_6\"", + key: "json", + expectedValue: "", + expectedOK: false, + }, + { + tag: "json bson:\x7f\"hello_7\"", + key: "bson", + expectedValue: "", + expectedOK: false, + }, + { + tag: "json\x09bson:\"hello_8\"", + key: "json", + expectedValue: "", + expectedOK: false, + }, + { + tag: "a\x7fb json:\"val\"", + key: "json", + expectedValue: "", + expectedOK: false, + }, + } + + for _, test := range tests { + v, ok := test.tag.Lookup(test.key) + if v != test.expectedValue { + t.Errorf("struct tag lookup failed, got %s, want %s", v, test.expectedValue) + } + if ok != test.expectedOK { + t.Errorf("struct tag lookup failed, got %t, want %t", ok, test.expectedOK) + } + } +} + // iterateToString returns the set of elements // returned by an iterator in readable form. func iterateToString(it *MapIter) string { |