mirror of
https://github.com/rclone/rclone.git
synced 2024-11-23 01:35:39 +08:00
502 lines
8.9 KiB
Go
502 lines
8.9 KiB
Go
package yaml_test
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import (
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"fmt"
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"math"
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"strconv"
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"strings"
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"time"
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. "gopkg.in/check.v1"
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"gopkg.in/yaml.v2"
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"net"
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"os"
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)
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var marshalIntTest = 123
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var marshalTests = []struct {
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value interface{}
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data string
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}{
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{
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nil,
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"null\n",
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}, {
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&struct{}{},
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"{}\n",
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}, {
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map[string]string{"v": "hi"},
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"v: hi\n",
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}, {
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map[string]interface{}{"v": "hi"},
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"v: hi\n",
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}, {
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map[string]string{"v": "true"},
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"v: \"true\"\n",
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}, {
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map[string]string{"v": "false"},
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"v: \"false\"\n",
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}, {
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map[string]interface{}{"v": true},
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"v: true\n",
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}, {
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map[string]interface{}{"v": false},
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"v: false\n",
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}, {
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map[string]interface{}{"v": 10},
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"v: 10\n",
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}, {
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map[string]interface{}{"v": -10},
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"v: -10\n",
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}, {
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map[string]uint{"v": 42},
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"v: 42\n",
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}, {
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map[string]interface{}{"v": int64(4294967296)},
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"v: 4294967296\n",
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}, {
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map[string]int64{"v": int64(4294967296)},
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"v: 4294967296\n",
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}, {
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map[string]uint64{"v": 4294967296},
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"v: 4294967296\n",
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}, {
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map[string]interface{}{"v": "10"},
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"v: \"10\"\n",
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}, {
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map[string]interface{}{"v": 0.1},
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"v: 0.1\n",
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}, {
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map[string]interface{}{"v": float64(0.1)},
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"v: 0.1\n",
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}, {
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map[string]interface{}{"v": -0.1},
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"v: -0.1\n",
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}, {
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map[string]interface{}{"v": math.Inf(+1)},
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"v: .inf\n",
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}, {
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map[string]interface{}{"v": math.Inf(-1)},
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"v: -.inf\n",
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}, {
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map[string]interface{}{"v": math.NaN()},
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"v: .nan\n",
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}, {
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map[string]interface{}{"v": nil},
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"v: null\n",
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}, {
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map[string]interface{}{"v": ""},
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"v: \"\"\n",
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}, {
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map[string][]string{"v": []string{"A", "B"}},
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"v:\n- A\n- B\n",
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}, {
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map[string][]string{"v": []string{"A", "B\nC"}},
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"v:\n- A\n- |-\n B\n C\n",
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}, {
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map[string][]interface{}{"v": []interface{}{"A", 1, map[string][]int{"B": []int{2, 3}}}},
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"v:\n- A\n- 1\n- B:\n - 2\n - 3\n",
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}, {
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map[string]interface{}{"a": map[interface{}]interface{}{"b": "c"}},
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"a:\n b: c\n",
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}, {
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map[string]interface{}{"a": "-"},
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"a: '-'\n",
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},
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// Simple values.
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{
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&marshalIntTest,
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"123\n",
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},
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// Structures
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{
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&struct{ Hello string }{"world"},
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"hello: world\n",
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}, {
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&struct {
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A struct {
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B string
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}
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}{struct{ B string }{"c"}},
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"a:\n b: c\n",
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}, {
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&struct {
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A *struct {
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B string
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}
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}{&struct{ B string }{"c"}},
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"a:\n b: c\n",
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}, {
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&struct {
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A *struct {
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B string
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}
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}{},
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"a: null\n",
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}, {
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&struct{ A int }{1},
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"a: 1\n",
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}, {
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&struct{ A []int }{[]int{1, 2}},
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"a:\n- 1\n- 2\n",
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}, {
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&struct {
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B int "a"
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}{1},
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"a: 1\n",
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}, {
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&struct{ A bool }{true},
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"a: true\n",
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},
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// Conditional flag
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{
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&struct {
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A int "a,omitempty"
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B int "b,omitempty"
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}{1, 0},
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"a: 1\n",
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}, {
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&struct {
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A int "a,omitempty"
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B int "b,omitempty"
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}{0, 0},
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"{}\n",
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}, {
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&struct {
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A *struct{ X, y int } "a,omitempty,flow"
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}{&struct{ X, y int }{1, 2}},
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"a: {x: 1}\n",
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}, {
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&struct {
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A *struct{ X, y int } "a,omitempty,flow"
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}{nil},
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"{}\n",
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}, {
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&struct {
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A *struct{ X, y int } "a,omitempty,flow"
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}{&struct{ X, y int }{}},
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"a: {x: 0}\n",
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}, {
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&struct {
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A struct{ X, y int } "a,omitempty,flow"
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}{struct{ X, y int }{1, 2}},
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"a: {x: 1}\n",
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}, {
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&struct {
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A struct{ X, y int } "a,omitempty,flow"
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}{struct{ X, y int }{0, 1}},
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"{}\n",
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}, {
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&struct {
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A float64 "a,omitempty"
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B float64 "b,omitempty"
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}{1, 0},
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"a: 1\n",
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},
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// Flow flag
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{
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&struct {
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A []int "a,flow"
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}{[]int{1, 2}},
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"a: [1, 2]\n",
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}, {
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&struct {
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A map[string]string "a,flow"
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}{map[string]string{"b": "c", "d": "e"}},
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"a: {b: c, d: e}\n",
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}, {
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&struct {
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A struct {
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B, D string
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} "a,flow"
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}{struct{ B, D string }{"c", "e"}},
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"a: {b: c, d: e}\n",
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},
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// Unexported field
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{
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&struct {
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u int
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A int
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}{0, 1},
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"a: 1\n",
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},
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// Ignored field
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{
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&struct {
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A int
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B int "-"
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}{1, 2},
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"a: 1\n",
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},
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// Struct inlining
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{
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&struct {
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A int
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C inlineB `yaml:",inline"`
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}{1, inlineB{2, inlineC{3}}},
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"a: 1\nb: 2\nc: 3\n",
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},
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// Map inlining
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{
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&struct {
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A int
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C map[string]int `yaml:",inline"`
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}{1, map[string]int{"b": 2, "c": 3}},
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"a: 1\nb: 2\nc: 3\n",
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},
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// Duration
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{
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map[string]time.Duration{"a": 3 * time.Second},
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"a: 3s\n",
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},
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// Issue #24: bug in map merging logic.
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{
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map[string]string{"a": "<foo>"},
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"a: <foo>\n",
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},
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// Issue #34: marshal unsupported base 60 floats quoted for compatibility
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// with old YAML 1.1 parsers.
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{
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map[string]string{"a": "1:1"},
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"a: \"1:1\"\n",
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},
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// Binary data.
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{
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map[string]string{"a": "\x00"},
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"a: \"\\0\"\n",
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}, {
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map[string]string{"a": "\x80\x81\x82"},
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"a: !!binary gIGC\n",
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}, {
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map[string]string{"a": strings.Repeat("\x90", 54)},
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"a: !!binary |\n " + strings.Repeat("kJCQ", 17) + "kJ\n CQ\n",
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},
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// Ordered maps.
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{
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&yaml.MapSlice{{"b", 2}, {"a", 1}, {"d", 4}, {"c", 3}, {"sub", yaml.MapSlice{{"e", 5}}}},
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"b: 2\na: 1\nd: 4\nc: 3\nsub:\n e: 5\n",
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},
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// Encode unicode as utf-8 rather than in escaped form.
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{
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map[string]string{"a": "你好"},
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"a: 你好\n",
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},
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// Support encoding.TextMarshaler.
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{
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map[string]net.IP{"a": net.IPv4(1, 2, 3, 4)},
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"a: 1.2.3.4\n",
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},
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{
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map[string]time.Time{"a": time.Unix(1424801979, 0)},
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"a: 2015-02-24T18:19:39Z\n",
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},
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// Ensure strings containing ": " are quoted (reported as PR #43, but not reproducible).
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{
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map[string]string{"a": "b: c"},
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"a: 'b: c'\n",
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},
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// Containing hash mark ('#') in string should be quoted
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{
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map[string]string{"a": "Hello #comment"},
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"a: 'Hello #comment'\n",
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},
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{
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map[string]string{"a": "你好 #comment"},
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"a: '你好 #comment'\n",
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},
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}
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func (s *S) TestMarshal(c *C) {
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defer os.Setenv("TZ", os.Getenv("TZ"))
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os.Setenv("TZ", "UTC")
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for _, item := range marshalTests {
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data, err := yaml.Marshal(item.value)
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c.Assert(err, IsNil)
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c.Assert(string(data), Equals, item.data)
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}
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}
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var marshalErrorTests = []struct {
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value interface{}
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error string
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panic string
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}{{
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value: &struct {
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B int
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inlineB ",inline"
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}{1, inlineB{2, inlineC{3}}},
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panic: `Duplicated key 'b' in struct struct \{ B int; .*`,
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}, {
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value: &struct {
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A int
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B map[string]int ",inline"
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}{1, map[string]int{"a": 2}},
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panic: `Can't have key "a" in inlined map; conflicts with struct field`,
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}}
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func (s *S) TestMarshalErrors(c *C) {
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for _, item := range marshalErrorTests {
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if item.panic != "" {
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c.Assert(func() { yaml.Marshal(item.value) }, PanicMatches, item.panic)
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} else {
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_, err := yaml.Marshal(item.value)
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c.Assert(err, ErrorMatches, item.error)
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}
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}
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}
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func (s *S) TestMarshalTypeCache(c *C) {
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var data []byte
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var err error
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func() {
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type T struct{ A int }
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data, err = yaml.Marshal(&T{})
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c.Assert(err, IsNil)
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}()
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func() {
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type T struct{ B int }
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data, err = yaml.Marshal(&T{})
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c.Assert(err, IsNil)
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}()
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c.Assert(string(data), Equals, "b: 0\n")
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}
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var marshalerTests = []struct {
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data string
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value interface{}
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}{
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{"_:\n hi: there\n", map[interface{}]interface{}{"hi": "there"}},
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{"_:\n- 1\n- A\n", []interface{}{1, "A"}},
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{"_: 10\n", 10},
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{"_: null\n", nil},
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{"_: BAR!\n", "BAR!"},
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}
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type marshalerType struct {
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value interface{}
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}
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func (o marshalerType) MarshalText() ([]byte, error) {
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panic("MarshalText called on type with MarshalYAML")
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}
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func (o marshalerType) MarshalYAML() (interface{}, error) {
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return o.value, nil
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}
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type marshalerValue struct {
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Field marshalerType "_"
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}
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func (s *S) TestMarshaler(c *C) {
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for _, item := range marshalerTests {
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obj := &marshalerValue{}
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obj.Field.value = item.value
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data, err := yaml.Marshal(obj)
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c.Assert(err, IsNil)
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c.Assert(string(data), Equals, string(item.data))
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}
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}
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func (s *S) TestMarshalerWholeDocument(c *C) {
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obj := &marshalerType{}
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obj.value = map[string]string{"hello": "world!"}
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data, err := yaml.Marshal(obj)
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c.Assert(err, IsNil)
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c.Assert(string(data), Equals, "hello: world!\n")
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}
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type failingMarshaler struct{}
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func (ft *failingMarshaler) MarshalYAML() (interface{}, error) {
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return nil, failingErr
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}
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func (s *S) TestMarshalerError(c *C) {
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_, err := yaml.Marshal(&failingMarshaler{})
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c.Assert(err, Equals, failingErr)
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}
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func (s *S) TestSortedOutput(c *C) {
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order := []interface{}{
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false,
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true,
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1,
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uint(1),
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1.0,
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1.1,
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1.2,
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2,
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uint(2),
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2.0,
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2.1,
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"",
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".1",
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".2",
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".a",
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"1",
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"2",
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"a!10",
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"a/2",
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"a/10",
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"a~10",
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"ab/1",
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"b/1",
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"b/01",
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"b/2",
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"b/02",
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"b/3",
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"b/03",
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"b1",
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"b01",
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"b3",
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"c2.10",
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"c10.2",
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"d1",
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"d12",
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"d12a",
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}
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m := make(map[interface{}]int)
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for _, k := range order {
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m[k] = 1
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}
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data, err := yaml.Marshal(m)
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c.Assert(err, IsNil)
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out := "\n" + string(data)
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last := 0
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for i, k := range order {
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repr := fmt.Sprint(k)
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if s, ok := k.(string); ok {
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if _, err = strconv.ParseFloat(repr, 32); s == "" || err == nil {
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repr = `"` + repr + `"`
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}
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}
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index := strings.Index(out, "\n"+repr+":")
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if index == -1 {
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c.Fatalf("%#v is not in the output: %#v", k, out)
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}
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if index < last {
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c.Fatalf("%#v was generated before %#v: %q", k, order[i-1], out)
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}
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last = index
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}
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}
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