diff options
Diffstat (limited to 'vendor/gopkg.in/yaml.v2/encode_test.go')
| -rw-r--r-- | vendor/gopkg.in/yaml.v2/encode_test.go | 501 |
1 files changed, 501 insertions, 0 deletions
diff --git a/vendor/gopkg.in/yaml.v2/encode_test.go b/vendor/gopkg.in/yaml.v2/encode_test.go new file mode 100644 index 000000000..84099bd38 --- /dev/null +++ b/vendor/gopkg.in/yaml.v2/encode_test.go @@ -0,0 +1,501 @@ +package yaml_test + +import ( + "fmt" + "math" + "strconv" + "strings" + "time" + + . "gopkg.in/check.v1" + "gopkg.in/yaml.v2" + "net" + "os" +) + +var marshalIntTest = 123 + +var marshalTests = []struct { + value interface{} + data string +}{ + { + nil, + "null\n", + }, { + &struct{}{}, + "{}\n", + }, { + map[string]string{"v": "hi"}, + "v: hi\n", + }, { + map[string]interface{}{"v": "hi"}, + "v: hi\n", + }, { + map[string]string{"v": "true"}, + "v: \"true\"\n", + }, { + map[string]string{"v": "false"}, + "v: \"false\"\n", + }, { + map[string]interface{}{"v": true}, + "v: true\n", + }, { + map[string]interface{}{"v": false}, + "v: false\n", + }, { + map[string]interface{}{"v": 10}, + "v: 10\n", + }, { + map[string]interface{}{"v": -10}, + "v: -10\n", + }, { + map[string]uint{"v": 42}, + "v: 42\n", + }, { + map[string]interface{}{"v": int64(4294967296)}, + "v: 4294967296\n", + }, { + map[string]int64{"v": int64(4294967296)}, + "v: 4294967296\n", + }, { + map[string]uint64{"v": 4294967296}, + "v: 4294967296\n", + }, { + map[string]interface{}{"v": "10"}, + "v: \"10\"\n", + }, { + map[string]interface{}{"v": 0.1}, + "v: 0.1\n", + }, { + map[string]interface{}{"v": float64(0.1)}, + "v: 0.1\n", + }, { + map[string]interface{}{"v": -0.1}, + "v: -0.1\n", + }, { + map[string]interface{}{"v": math.Inf(+1)}, + "v: .inf\n", + }, { + map[string]interface{}{"v": math.Inf(-1)}, + "v: -.inf\n", + }, { + map[string]interface{}{"v": math.NaN()}, + "v: .nan\n", + }, { + map[string]interface{}{"v": nil}, + "v: null\n", + }, { + map[string]interface{}{"v": ""}, + "v: \"\"\n", + }, { + map[string][]string{"v": []string{"A", "B"}}, + "v:\n- A\n- B\n", + }, { + map[string][]string{"v": []string{"A", "B\nC"}}, + "v:\n- A\n- |-\n B\n C\n", + }, { + map[string][]interface{}{"v": []interface{}{"A", 1, map[string][]int{"B": []int{2, 3}}}}, + "v:\n- A\n- 1\n- B:\n - 2\n - 3\n", + }, { + map[string]interface{}{"a": map[interface{}]interface{}{"b": "c"}}, + "a:\n b: c\n", + }, { + map[string]interface{}{"a": "-"}, + "a: '-'\n", + }, + + // Simple values. + { + &marshalIntTest, + "123\n", + }, + + // Structures + { + &struct{ Hello string }{"world"}, + "hello: world\n", + }, { + &struct { + A struct { + B string + } + }{struct{ B string }{"c"}}, + "a:\n b: c\n", + }, { + &struct { + A *struct { + B string + } + }{&struct{ B string }{"c"}}, + "a:\n b: c\n", + }, { + &struct { + A *struct { + B string + } + }{}, + "a: null\n", + }, { + &struct{ A int }{1}, + "a: 1\n", + }, { + &struct{ A []int }{[]int{1, 2}}, + "a:\n- 1\n- 2\n", + }, { + &struct { + B int "a" + }{1}, + "a: 1\n", + }, { + &struct{ A bool }{true}, + "a: true\n", + }, + + // Conditional flag + { + &struct { + A int "a,omitempty" + B int "b,omitempty" + }{1, 0}, + "a: 1\n", + }, { + &struct { + A int "a,omitempty" + B int "b,omitempty" + }{0, 0}, + "{}\n", + }, { + &struct { + A *struct{ X, y int } "a,omitempty,flow" + }{&struct{ X, y int }{1, 2}}, + "a: {x: 1}\n", + }, { + &struct { + A *struct{ X, y int } "a,omitempty,flow" + }{nil}, + "{}\n", + }, { + &struct { + A *struct{ X, y int } "a,omitempty,flow" + }{&struct{ X, y int }{}}, + "a: {x: 0}\n", + }, { + &struct { + A struct{ X, y int } "a,omitempty,flow" + }{struct{ X, y int }{1, 2}}, + "a: {x: 1}\n", + }, { + &struct { + A struct{ X, y int } "a,omitempty,flow" + }{struct{ X, y int }{0, 1}}, + "{}\n", + }, { + &struct { + A float64 "a,omitempty" + B float64 "b,omitempty" + }{1, 0}, + "a: 1\n", + }, + + // Flow flag + { + &struct { + A []int "a,flow" + }{[]int{1, 2}}, + "a: [1, 2]\n", + }, { + &struct { + A map[string]string "a,flow" + }{map[string]string{"b": "c", "d": "e"}}, + "a: {b: c, d: e}\n", + }, { + &struct { + A struct { + B, D string + } "a,flow" + }{struct{ B, D string }{"c", "e"}}, + "a: {b: c, d: e}\n", + }, + + // Unexported field + { + &struct { + u int + A int + }{0, 1}, + "a: 1\n", + }, + + // Ignored field + { + &struct { + A int + B int "-" + }{1, 2}, + "a: 1\n", + }, + + // Struct inlining + { + &struct { + A int + C inlineB `yaml:",inline"` + }{1, inlineB{2, inlineC{3}}}, + "a: 1\nb: 2\nc: 3\n", + }, + + // Map inlining + { + &struct { + A int + C map[string]int `yaml:",inline"` + }{1, map[string]int{"b": 2, "c": 3}}, + "a: 1\nb: 2\nc: 3\n", + }, + + // Duration + { + map[string]time.Duration{"a": 3 * time.Second}, + "a: 3s\n", + }, + + // Issue #24: bug in map merging logic. + { + map[string]string{"a": "<foo>"}, + "a: <foo>\n", + }, + + // Issue #34: marshal unsupported base 60 floats quoted for compatibility + // with old YAML 1.1 parsers. + { + map[string]string{"a": "1:1"}, + "a: \"1:1\"\n", + }, + + // Binary data. + { + map[string]string{"a": "\x00"}, + "a: \"\\0\"\n", + }, { + map[string]string{"a": "\x80\x81\x82"}, + "a: !!binary gIGC\n", + }, { + map[string]string{"a": strings.Repeat("\x90", 54)}, + "a: !!binary |\n " + strings.Repeat("kJCQ", 17) + "kJ\n CQ\n", + }, + + // Ordered maps. + { + &yaml.MapSlice{{"b", 2}, {"a", 1}, {"d", 4}, {"c", 3}, {"sub", yaml.MapSlice{{"e", 5}}}}, + "b: 2\na: 1\nd: 4\nc: 3\nsub:\n e: 5\n", + }, + + // Encode unicode as utf-8 rather than in escaped form. + { + map[string]string{"a": "你好"}, + "a: 你好\n", + }, + + // Support encoding.TextMarshaler. + { + map[string]net.IP{"a": net.IPv4(1, 2, 3, 4)}, + "a: 1.2.3.4\n", + }, + { + map[string]time.Time{"a": time.Unix(1424801979, 0)}, + "a: 2015-02-24T18:19:39Z\n", + }, + + // Ensure strings containing ": " are quoted (reported as PR #43, but not reproducible). + { + map[string]string{"a": "b: c"}, + "a: 'b: c'\n", + }, + + // Containing hash mark ('#') in string should be quoted + { + map[string]string{"a": "Hello #comment"}, + "a: 'Hello #comment'\n", + }, + { + map[string]string{"a": "你好 #comment"}, + "a: '你好 #comment'\n", + }, +} + +func (s *S) TestMarshal(c *C) { + defer os.Setenv("TZ", os.Getenv("TZ")) + os.Setenv("TZ", "UTC") + for _, item := range marshalTests { + data, err := yaml.Marshal(item.value) + c.Assert(err, IsNil) + c.Assert(string(data), Equals, item.data) + } +} + +var marshalErrorTests = []struct { + value interface{} + error string + panic string +}{{ + value: &struct { + B int + inlineB ",inline" + }{1, inlineB{2, inlineC{3}}}, + panic: `Duplicated key 'b' in struct struct \{ B int; .*`, +}, { + value: &struct { + A int + B map[string]int ",inline" + }{1, map[string]int{"a": 2}}, + panic: `Can't have key "a" in inlined map; conflicts with struct field`, +}} + +func (s *S) TestMarshalErrors(c *C) { + for _, item := range marshalErrorTests { + if item.panic != "" { + c.Assert(func() { yaml.Marshal(item.value) }, PanicMatches, item.panic) + } else { + _, err := yaml.Marshal(item.value) + c.Assert(err, ErrorMatches, item.error) + } + } +} + +func (s *S) TestMarshalTypeCache(c *C) { + var data []byte + var err error + func() { + type T struct{ A int } + data, err = yaml.Marshal(&T{}) + c.Assert(err, IsNil) + }() + func() { + type T struct{ B int } + data, err = yaml.Marshal(&T{}) + c.Assert(err, IsNil) + }() + c.Assert(string(data), Equals, "b: 0\n") +} + +var marshalerTests = []struct { + data string + value interface{} +}{ + {"_:\n hi: there\n", map[interface{}]interface{}{"hi": "there"}}, + {"_:\n- 1\n- A\n", []interface{}{1, "A"}}, + {"_: 10\n", 10}, + {"_: null\n", nil}, + {"_: BAR!\n", "BAR!"}, +} + +type marshalerType struct { + value interface{} +} + +func (o marshalerType) MarshalText() ([]byte, error) { + panic("MarshalText called on type with MarshalYAML") +} + +func (o marshalerType) MarshalYAML() (interface{}, error) { + return o.value, nil +} + +type marshalerValue struct { + Field marshalerType "_" +} + +func (s *S) TestMarshaler(c *C) { + for _, item := range marshalerTests { + obj := &marshalerValue{} + obj.Field.value = item.value + data, err := yaml.Marshal(obj) + c.Assert(err, IsNil) + c.Assert(string(data), Equals, string(item.data)) + } +} + +func (s *S) TestMarshalerWholeDocument(c *C) { + obj := &marshalerType{} + obj.value = map[string]string{"hello": "world!"} + data, err := yaml.Marshal(obj) + c.Assert(err, IsNil) + c.Assert(string(data), Equals, "hello: world!\n") +} + +type failingMarshaler struct{} + +func (ft *failingMarshaler) MarshalYAML() (interface{}, error) { + return nil, failingErr +} + +func (s *S) TestMarshalerError(c *C) { + _, err := yaml.Marshal(&failingMarshaler{}) + c.Assert(err, Equals, failingErr) +} + +func (s *S) TestSortedOutput(c *C) { + order := []interface{}{ + false, + true, + 1, + uint(1), + 1.0, + 1.1, + 1.2, + 2, + uint(2), + 2.0, + 2.1, + "", + ".1", + ".2", + ".a", + "1", + "2", + "a!10", + "a/2", + "a/10", + "a~10", + "ab/1", + "b/1", + "b/01", + "b/2", + "b/02", + "b/3", + "b/03", + "b1", + "b01", + "b3", + "c2.10", + "c10.2", + "d1", + "d12", + "d12a", + } + m := make(map[interface{}]int) + for _, k := range order { + m[k] = 1 + } + data, err := yaml.Marshal(m) + c.Assert(err, IsNil) + out := "\n" + string(data) + last := 0 + for i, k := range order { + repr := fmt.Sprint(k) + if s, ok := k.(string); ok { + if _, err = strconv.ParseFloat(repr, 32); s == "" || err == nil { + repr = `"` + repr + `"` + } + } + index := strings.Index(out, "\n"+repr+":") + if index == -1 { + c.Fatalf("%#v is not in the output: %#v", k, out) + } + if index < last { + c.Fatalf("%#v was generated before %#v: %q", k, order[i-1], out) + } + last = index + } +} |