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// Copyright 2025 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package aflow
import (
"encoding/json"
"fmt"
"testing"
"github.com/google/jsonschema-go/jsonschema"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestSchema(t *testing.T) {
type Test struct {
fn func() (*jsonschema.Schema, error)
err string
}
type structWithNoTags struct {
A int
}
type structWithTags struct {
A int `jsonschema:"aaa"`
B string `jsonschema:"bbb"`
}
tests := []Test{
{
fn: schemaFor[int],
err: "int is not a struct",
},
{
fn: schemaFor[structWithNoTags],
err: "structWithNoTags.A does not have a jsonschema tag with description",
},
{
fn: schemaFor[structWithTags],
},
}
for i, test := range tests {
t.Run(fmt.Sprint(i), func(t *testing.T) {
_, err := test.fn()
if err != nil {
assert.Equal(t, err.Error(), test.err)
return
}
require.Empty(t, test.err)
})
}
}
func TestConvertFromMap(t *testing.T) {
testConvertFromMap(t, false, map[string]any{
"I0": -1,
"I1": 2.0,
"I2": 3.0,
"S": "foo",
"VM": map[string]any{
"Foo": 1,
"Str": "str",
},
"unused": "unused",
}, struct {
I0 int
I1 int
I2 uint8
S string
VM json.RawMessage
}{
I0: -1,
I1: 2,
I2: 3,
S: "foo",
VM: json.RawMessage(`{"Foo":1,"Str":"str"}`),
},
"", "")
testConvertFromMap(t, true, map[string]any{
"I1": 2.0,
}, struct {
I0 int `json:"I0"`
}{},
`missing argument "I0"`,
`struct { I0 int "json:\"I0\"" }: field "I0" is not present when converting map`)
testConvertFromMap(t, true, map[string]any{
"I0": "foo",
}, struct {
I0 int
}{},
`argument "I0" has wrong type: got string, want int`,
`struct { I0 int }: field "I0" has wrong type: got string, want int`)
testConvertFromMap(t, true, map[string]any{
"I0": 1.1,
}, struct {
I0 int
}{},
`argument I0: float value truncated from 1.1 to 1`,
`struct { I0 int }: field I0: float value truncated from 1.1 to 1`)
testConvertFromMap(t, true, map[string]any{
"I0": -1,
"I1": 2.0,
}, struct {
I0 int
}{},
`unused fields when converting map to struct { I0 int }: map[I1:2]`,
`unused fields when converting map to struct { I0 int }: map[I1:2]`)
testConvertFromMap(t, false, map[string]any{
"I1": 2.0,
}, struct {
I0 int `json:",omitempty"`
}{},
``,
``)
val5 := uint(5)
testConvertFromMap(t, false, map[string]any{
"P": 5.0,
}, struct {
P *uint
}{
P: &val5,
}, "", "")
testConvertFromMap(t, true, map[string]any{
"P": 5.1,
}, struct {
P *uint
}{},
`argument P: float value truncated from 5.1 to 5`,
`struct { P *uint }: field P: float value truncated from 5.1 to 5`)
}
func testConvertFromMap[T any](t *testing.T, strict bool, input map[string]any, output T, toolErr, nonToolErr string) {
for _, tool := range []bool{true, false} {
wantErr := nonToolErr
if tool {
wantErr = toolErr
}
got, err := convertFromMap[T](input, strict, tool)
if err != nil {
require.Equal(t, err.Error(), wantErr)
} else {
require.Empty(t, wantErr)
require.Equal(t, got, output)
}
}
}
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