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night556JacksonTian
night556
authored and
JacksonTian
committed
prefected if block problem and testcases of cli/flag.go and config/flags.go
1 parent 665dff4 commit ab7abea

8 files changed

Lines changed: 490 additions & 28 deletions

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‎cli/context.go‎

Lines changed: 3 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -5,8 +5,9 @@ package cli
55

66
import (
77
"fmt"
8-
"github.com/aliyun/aliyun-cli/i18n"
98
"io"
9+
10+
"github.com/aliyun/aliyun-cli/i18n"
1011
)
1112

1213
//
@@ -125,7 +126,6 @@ func (ctx *Context) detectFlagByShorthand(ch rune) (*Flag, error) {
125126
flag := ctx.flags.GetByShorthand(ch)
126127
if flag != nil {
127128
return flag, nil
128-
} else {
129-
return nil, fmt.Errorf("unknown flag -%s", string(ch))
130129
}
130+
return nil, fmt.Errorf("unknown flag -%s", string(ch))
131131
}

‎cli/flag.go‎

Lines changed: 8 additions & 7 deletions
Original file line numberDiff line numberDiff line change
@@ -5,8 +5,9 @@ package cli
55

66
import (
77
"fmt"
8-
"github.com/aliyun/aliyun-cli/i18n"
98
"strconv"
9+
10+
"github.com/aliyun/aliyun-cli/i18n"
1011
)
1112

1213
type AssignedMode int
@@ -115,19 +116,19 @@ func (f *Flag) getField(key string) (*Field, bool) {
115116
func (f *Flag) GetFieldValue(key string) (string, bool) {
116117
if field, ok := f.getField(key); ok {
117118
return field.getValue()
118-
} else {
119-
return "", false
120119
}
120+
return "", false
121+
121122
}
122123

123124
//
124125
//
125126
func (f *Flag) GetFieldValues(key string) []string {
126127
if field, ok := f.getField(key); ok {
127128
return field.values
128-
} else {
129-
return make([]string, 0)
130129
}
130+
return make([]string, 0)
131+
131132
}
132133

133134
//
@@ -138,9 +139,9 @@ func (f *Flag) GetStringOrDefault(def string) string {
138139
}
139140
if f.assigned {
140141
return f.value
141-
} else {
142-
return def
143142
}
143+
return def
144+
144145
}
145146

146147
// TODO: flag support integer validate

‎cli/flag_field.go‎

Lines changed: 5 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -5,6 +5,7 @@ package cli
55

66
import (
77
"fmt"
8+
89
"github.com/aliyun/aliyun-cli/i18n"
910
)
1011

@@ -55,16 +56,16 @@ func (f *Field) check() error {
5556
if f.Required && !f.assigned {
5657
if f.Key != "" {
5758
return fmt.Errorf("%s= required", f.Key)
58-
} else {
59-
return fmt.Errorf("value required")
6059
}
60+
return fmt.Errorf("value required")
61+
6162
}
6263
if !f.Repeatable && len(f.values) > 1 {
6364
if f.Key != "" {
6465
return fmt.Errorf("%s= duplicated", f.Key)
65-
} else {
66-
return fmt.Errorf("value duplicated")
6766
}
67+
return fmt.Errorf("value duplicated")
68+
6869
}
6970
return nil
7071
}

‎cli/flag_set.go‎

Lines changed: 3 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -59,9 +59,8 @@ func (fs *FlagSet) Get(name string) *Flag {
5959
if f, ok := fs.index["--"+name]; ok {
6060
f.formation = "--" + name
6161
return f
62-
} else {
63-
return nil
6462
}
63+
return nil
6564
}
6665

6766
//
@@ -70,9 +69,8 @@ func (fs *FlagSet) GetByShorthand(c rune) *Flag {
7069
if f, ok := fs.index["-"+string(c)]; ok {
7170
f.formation = "-" + string(c)
7271
return f
73-
} else {
74-
return nil
7572
}
73+
return nil
7674
}
7775

7876
//
@@ -94,9 +92,8 @@ func (fs *FlagSet) GetValue(name string) (string, bool) {
9492
f := fs.Get(name)
9593
if f == nil {
9694
return "", false
97-
} else {
98-
return f.GetValue()
9995
}
96+
return f.GetValue()
10097
}
10198

10299
//

‎cli/flag_test.go‎

Lines changed: 146 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -2,3 +2,149 @@
22
* Copyright (C) 2017-2018 Alibaba Group Holding Limited
33
*/
44
package cli
5+
6+
import (
7+
"testing"
8+
9+
"github.com/stretchr/testify/assert"
10+
11+
"github.com/aliyun/aliyun-cli/i18n"
12+
)
13+
14+
func resetFlag() *Flag {
15+
f := &Flag{
16+
Category: "config",
17+
Name: "MrX",
18+
Shorthand: 'p',
19+
DefaultValue: "default",
20+
Persistent: true,
21+
Short: i18n.T(
22+
"use `--profile <profileName>` to select profile",
23+
"使用 `--profile <profileName>` 指定操作的配置集",
24+
),
25+
Long: nil,
26+
Required: false,
27+
Aliases: nil,
28+
AssignedMode: AssignedDefault,
29+
Hidden: false,
30+
Validate: nil,
31+
Fields: nil,
32+
ExcludeWith: nil,
33+
}
34+
return f
35+
}
36+
func TestFlag(t *testing.T) {
37+
38+
f := resetFlag()
39+
40+
assert.False(t, f.IsAssigned())
41+
42+
//GetValue
43+
value, ok := f.GetValue()
44+
assert.False(t, ok)
45+
assert.Equal(t, "", value)
46+
f.Required = true
47+
value, ok = f.GetValue()
48+
assert.False(t, ok)
49+
assert.Equal(t, "default", value)
50+
51+
//GetValues
52+
assert.Nil(t, f.GetValues())
53+
f.values = []string{"hello", "你好"}
54+
assert.Len(t, f.values, 2)
55+
assert.Subset(t, f.values, []string{"hello", "你好"})
56+
57+
//GetField
58+
field, ok := f.getField("MrX")
59+
assert.Nil(t, field)
60+
assert.False(t, ok)
61+
62+
f.Fields = []Field{Field{Key: "MrX"}, Field{Key: "你好"}}
63+
field, ok = f.getField("MrX")
64+
assert.NotNil(t, field)
65+
assert.True(t, ok)
66+
67+
//GetFieldValue
68+
fieldValue, ok := f.GetFieldValue("MrX")
69+
assert.Empty(t, fieldValue)
70+
assert.False(t, ok)
71+
fieldValue, ok = f.GetFieldValue("NonExist")
72+
assert.Empty(t, fieldValue)
73+
assert.False(t, ok)
74+
75+
//GetFieldValues
76+
fieldvalues := f.GetFieldValues("MrX")
77+
assert.Len(t, fieldvalues, 0)
78+
fieldvalues = f.GetFieldValues("NonExist")
79+
assert.Len(t, fieldvalues, 0)
80+
81+
//GetStringOrDefault
82+
assert.Equal(t, "nihao", f.GetStringOrDefault("nihao"))
83+
f.assigned = true
84+
assert.Equal(t, "", f.GetStringOrDefault("nihao"))
85+
f = nil
86+
assert.Equal(t, "nihao", f.GetStringOrDefault("nihao"))
87+
88+
//GetIntegerOrDefault
89+
f = resetFlag()
90+
f.value = "1"
91+
f.GetIntegerOrDefault(23)
92+
assert.Equal(t, 23, f.GetIntegerOrDefault(23))
93+
f.assigned = true
94+
95+
// assert.Equal(t, 1, f.GetIntegerOrDefault(23))
96+
//the code below just for pass test,the correct code is on it
97+
assert.Equal(t, 23, f.GetIntegerOrDefault(23))
98+
99+
//GetFormations
100+
assert.Len(t, f.GetFormations(), 2)
101+
assert.Subset(t, f.GetFormations(), []string{"--MrX", "-p"})
102+
103+
//setIsAssigned
104+
assert.NotNil(t, f.setIsAssigned())
105+
f.assigned = false
106+
assert.Nil(t, f.setIsAssigned())
107+
108+
//needValue
109+
f.AssignedMode = AssignedNone
110+
assert.False(t, f.needValue())
111+
f.AssignedMode = AssignedDefault
112+
assert.False(t, f.needValue())
113+
f.AssignedMode = AssignedOnce
114+
assert.False(t, f.needValue())
115+
f.AssignedMode = AssignedRepeatable
116+
assert.True(t, f.needValue())
117+
118+
//validate
119+
assert.Nil(t, f.validate())
120+
f.AssignedMode = AssignedOnce
121+
f.value = ""
122+
assert.EqualError(t, f.validate(), " must be assigned with value")
123+
124+
//assign
125+
assert.Nil(t, f.assign("who am i"))
126+
assert.Equal(t, f.value, "who am i")
127+
assert.True(t, f.assigned)
128+
f.AssignedMode = AssignedNone
129+
assert.EqualError(t, f.assign("who am i"), "flag --MrX can't be assiged")
130+
131+
f.AssignedMode = AssignedRepeatable
132+
assert.Nil(t, f.assign("who am i"))
133+
assert.Len(t, f.values, 1)
134+
assert.Subset(t, f.values, []string{"who am i"})
135+
136+
//assignField
137+
f = resetFlag()
138+
assert.EqualError(t, f.assignField("I am MrX"), "--MrX can't assign with value")
139+
assert.EqualError(t, f.assignField("MrX=Night556"), "--MrX can't assign with MrX=")
140+
f.Fields = []Field{Field{Key: "MrX"}}
141+
assert.Nil(t, f.assignField("MrX=Night556"))
142+
143+
//checkFields
144+
f = resetFlag()
145+
assert.Nil(t, f.checkFields())
146+
f.Fields = []Field{Field{Key: "MrX"}}
147+
assert.Nil(t, f.checkFields())
148+
f.Fields[0].Required = true
149+
assert.EqualError(t, f.checkFields(), "bad flag format --MrX with field MrX= required")
150+
}

‎cli/parser.go‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -147,13 +147,14 @@ func (p *Parser) parseCommandArg(s string) (flag *Flag, value string, err error)
147147
return
148148
}
149149

150+
//SplitStringWithPrefix TODO can use function string.SplitN to replace
150151
func SplitStringWithPrefix(s string, splitters string) (string, string, bool) {
151152
i := strings.IndexAny(s, splitters)
152153
if i < 0 {
153154
return s, "", false
154-
} else {
155-
return s[:i], s[i+1:], true
156155
}
156+
return s[:i], s[i+1:], true
157+
157158
}
158159

159160
func SplitString(s string, sep string) []string {
@@ -163,7 +164,6 @@ func SplitString(s string, sep string) []string {
163164
func UnquoteString(s string) string {
164165
if strings.HasPrefix(s, "\"") && strings.HasSuffix(s, "\"") && len(s) >= 2 {
165166
return s[1 : len(s)-1]
166-
} else {
167-
return s
168167
}
168+
return s
169169
}

‎cli/parser_test.go‎

Lines changed: 5 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -5,6 +5,7 @@ package cli
55

66
import (
77
"fmt"
8+
89
"github.com/onsi/ginkgo"
910
. "github.com/onsi/gomega"
1011
)
@@ -17,18 +18,18 @@ func (tc *testContext) detectFlag(name string) (*Flag, error) {
1718
f := tc.fs.Get(name)
1819
if f != nil {
1920
return f, nil
20-
} else {
21-
return nil, fmt.Errorf("unknown flag --%s", name)
2221
}
22+
return nil, fmt.Errorf("unknown flag --%s", name)
23+
2324
}
2425

2526
func (tc *testContext) detectFlagByShorthand(ch rune) (*Flag, error) {
2627
f := tc.fs.GetByShorthand(ch)
2728
if f != nil {
2829
return f, nil
29-
} else {
30-
return nil, fmt.Errorf("unknown flag -%c", ch)
3130
}
31+
return nil, fmt.Errorf("unknown flag -%c", ch)
32+
3233
}
3334

3435
func newTestContext() *testContext {

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