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|
package compiler
import (
"encoding/json"
"fmt"
"testing"
"github.com/nihei9/maleeni/spec"
)
func TestCompile(t *testing.T) {
tests := []struct {
Caption string
Spec string
Err bool
}{
{
Caption: "allow duplicates names between fragments and non-fragments",
Spec: `
{
"name": "test",
"entries": [
{
"kind": "a2z",
"pattern": "\\f{a2z}"
},
{
"fragment": true,
"kind": "a2z",
"pattern": "[a-z]"
}
]
}
`,
},
{
Caption: "don't allow duplicates names in non-fragments",
Spec: `
{
"name": "test",
"entries": [
{
"kind": "a2z",
"pattern": "a|b|c|d|e|f|g|h|i|j|k|l|m|n|o|p|q|r|s|t|u|v|w|x|y|z"
},
{
"kind": "a2z",
"pattern": "[a-z]"
}
]
}
`,
Err: true,
},
{
Caption: "don't allow duplicates names in fragments",
Spec: `
{
"name": "test",
"entries": [
{
"kind": "a2z",
"pattern": "\\f{a2z}"
},
{
"fragments": true,
"kind": "a2z",
"pattern": "a|b|c|d|e|f|g|h|i|j|k|l|m|n|o|p|q|r|s|t|u|v|w|x|y|z"
},
{
"fragments": true,
"kind": "a2z",
"pattern": "[a-z]"
}
]
}
`,
Err: true,
},
}
for i, tt := range tests {
t.Run(fmt.Sprintf("#%v %s", i, tt.Caption), func(t *testing.T) {
lspec := &spec.LexSpec{}
err := json.Unmarshal([]byte(tt.Spec), lspec)
if err != nil {
t.Fatalf("%v", err)
}
clspec, err, _ := Compile(lspec)
if tt.Err {
if err == nil {
t.Fatalf("expected an error")
}
if clspec != nil {
t.Fatalf("Compile function mustn't return a compiled specification")
}
} else {
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if clspec == nil {
t.Fatalf("Compile function must return a compiled specification")
}
}
})
}
}
|
