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Copy pathparse_test.go
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284 lines (270 loc) · 6.54 KB
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package fmt
import (
"testing"
)
func TestParseKeyValue(t *testing.T) {
testCases := []struct {
name string
input string
delimiter string
wantValue string
wantErrText string
}{
{
name: "Basic key-value with default delimiter",
input: "name:John",
delimiter: "",
wantValue: "John",
wantErrText: "",
},
{
name: "No delimiter in string",
input: "invalid-string",
delimiter: "",
wantValue: "",
wantErrText: "format invalid delimiter not found",
},
{
name: "Custom delimiter",
input: "age=30",
delimiter: "=",
wantValue: "30",
wantErrText: "",
},
{
name: "Value contains delimiter",
input: "address:123 Main St:Apt 4",
delimiter: "",
wantValue: "123 Main St:Apt 4",
wantErrText: "",
},
{
name: "Empty input",
input: "",
delimiter: "",
wantValue: "",
wantErrText: "format invalid delimiter not found",
},
{
name: "Only delimiter",
input: ":",
delimiter: "",
wantValue: "",
wantErrText: "",
},
{
name: "Multi-character delimiter",
input: "key=>value",
delimiter: "=>",
wantValue: "value",
wantErrText: "",
},
{
name: "Missing custom delimiter",
input: "key:value",
delimiter: "=",
wantValue: "",
wantErrText: "format invalid delimiter not found",
},
{
name: "Empty delimiter uses default",
input: "name:John",
delimiter: "",
wantValue: "John",
wantErrText: "",
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
var delimiters []string
if tc.delimiter != "" {
delimiters = append(delimiters, tc.delimiter)
}
gotValue, gotErr := Convert(tc.input).ExtractValue(delimiters...)
if gotValue != tc.wantValue {
t.Errorf("ParseKeyValue() value = %q, want %q", gotValue, tc.wantValue)
}
// Check error
if tc.wantErrText == "" {
if gotErr != nil {
t.Errorf("ParseKeyValue() error = %v, want nil", gotErr)
}
} else {
if gotErr == nil {
t.Errorf("ParseKeyValue() error = nil, want error containing %q", tc.wantErrText)
} else if !Contains(gotErr.Error(), tc.wantErrText) {
t.Errorf("ParseKeyValue() error = %v, want error containing %q", gotErr, tc.wantErrText)
}
}
})
}
}
func TestTagValue(t *testing.T) {
testCases := []struct {
name string
input string
key string
wantValue string
wantFound bool
}{
{
name: "Basic tag value extraction",
input: `json:"name"`,
key: "json",
wantValue: "name",
wantFound: true,
},
{
name: "Multiple tags with target in middle",
input: `json:"name" Label:"Nombre" xml:"nm"`,
key: "Label",
wantValue: "Nombre",
wantFound: true,
},
{
name: "Multiple tags with target at end",
input: `json:"name" Label:"Nombre" xml:"nm"`,
key: "xml",
wantValue: "nm",
wantFound: true,
},
{
name: "Multiple tags with target at start",
input: `json:"name" Label:"Nombre" xml:"nm"`,
key: "json",
wantValue: "name",
wantFound: true,
},
{
name: "Key not found",
input: `json:"name" Label:"Nombre"`,
key: "xml",
wantValue: "",
wantFound: false,
},
{
name: "Empty input",
input: "",
key: "json",
wantValue: "",
wantFound: false,
},
{
name: "No quotes in value",
input: `json:name`,
key: "json",
wantValue: "name",
wantFound: true,
},
{
name: "Extra spaces between tags",
input: `json:"name" Label:"Nombre" xml:"nm"`,
key: "Label",
wantValue: "Nombre",
wantFound: true,
},
{
name: "Tag without colon",
input: `json:"name" invalid Label:"Nombre"`,
key: "Label",
wantValue: "Nombre",
wantFound: true,
},
{
name: "Complex struct tag",
input: `json:"user_name,omitempty" validate:"required,min=3" db:"username"`,
key: "validate",
wantValue: "required,min=3",
wantFound: true,
},
{
name: "Single tag",
input: `json:"name"`,
key: "json",
wantValue: "name",
wantFound: true,
},
{
name: "Empty quotes",
input: `json:""`,
key: "json",
wantValue: "",
wantFound: true,
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
gotValue, gotFound := Convert(tc.input).TagValue(tc.key)
if gotValue != tc.wantValue {
t.Errorf("TagValue() value = %q, want %q", gotValue, tc.wantValue)
}
if gotFound != tc.wantFound {
t.Errorf("TagValue() found = %v, want %v", gotFound, tc.wantFound)
}
})
}
}
func TestTagPairs(t *testing.T) {
testCases := []struct {
name string
input string
key string
wantPairs []KeyValue
}{
{
name: "Basic options extraction",
input: `options:"key1:text1,key2:text2"`,
key: "options",
wantPairs: []KeyValue{{Key: "key1", Value: "text1"}, {Key: "key2", Value: "text2"}},
},
{
name: "Options with other tags",
input: `json:"name" options:"key1:text1,key2:text2" validate:"required"`,
key: "options",
wantPairs: []KeyValue{{Key: "key1", Value: "text1"}, {Key: "key2", Value: "text2"}},
},
{
name: "Single option",
input: `options:"key1:text1"`,
key: "options",
wantPairs: []KeyValue{{Key: "key1", Value: "text1"}},
},
{
name: "Empty options tag",
input: `options:""`,
key: "options",
wantPairs: nil,
},
{
name: "Key not found",
input: `json:"name"`,
key: "options",
wantPairs: nil,
},
{
name: "Malfomed pairs (missing colon)",
input: `options:"key1,key2:text2"`,
key: "options",
wantPairs: []KeyValue{{Key: "key2", Value: "text2"}},
},
{
name: "Multiple pairs without spaces (standard format)",
input: `options:"key1:text1,key2:text2"`,
key: "options",
wantPairs: []KeyValue{{Key: "key1", Value: "text1"}, {Key: "key2", Value: "text2"}},
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
gotPairs := Convert(tc.input).TagPairs(tc.key)
if len(gotPairs) != len(tc.wantPairs) {
t.Fatalf("TagPairs() length = %d, want %d", len(gotPairs), len(tc.wantPairs))
}
for i := range gotPairs {
if gotPairs[i].Key != tc.wantPairs[i].Key || gotPairs[i].Value != tc.wantPairs[i].Value {
t.Errorf("TagPairs()[%d] = %v, want %v", i, gotPairs[i], tc.wantPairs[i])
}
}
})
}
}