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|
package cpe
import (
"reflect"
"testing"
)
func TestTokenTypeString(t *testing.T) {
tests := []struct {
val tokenType
exp string
} {
{ anyToken, "any" },
{ naToken, "na" },
{ valToken, "val" },
{ tokenType(255), "tokenType(255)" },
}
for _, test := range(tests) {
t.Run(test.exp, func(t *testing.T) {
got := test.val.String()
if got != test.exp {
t.Errorf("got \"%s\", exp \"%s\"", got, test.exp)
}
})
}
}
func TestNewToken(t *testing.T) {
passTests := []struct {
name string
val string
exp token
} {
{ "any", "*", token { Type: anyToken } },
{ "na", "-", token { Type: naToken } },
{ "empty", "", token { Type: valToken } },
{ "foo", "foo", token { Type: valToken, Val: "foo" } },
}
for _, test := range(passTests) {
t.Run(test.name, func(t *testing.T) {
got := newToken([]byte(test.val))
if got.Type != test.exp.Type {
t.Errorf("token: got %s, exp %s", got.Type, test.exp.Type)
} else if got.Type == valToken && got.Val != test.exp.Val {
t.Errorf("value: got \"%s\", exp \"%s\"", got.Val, test.exp.Val)
}
})
}
}
func TestTokenize(t *testing.T) {
passTests := []struct {
val string
exp []token
} {{
val: "foo",
exp: []token { token { Type: valToken, Val: "foo" } },
}, {
val: "foo:bar",
exp: []token {
token { Type: valToken, Val: "foo" },
token { Type: valToken, Val: "bar" },
},
}, {
val: "*",
exp: []token { token { Type: anyToken } },
}, {
val: "-",
exp: []token { token { Type: naToken } },
}, {
val: "*:bar",
exp: []token {
token { Type: anyToken },
token { Type: valToken, Val: "bar" },
},
}, {
val: "foo:*",
exp: []token {
token { Type: valToken, Val: "foo" },
token { Type: anyToken },
},
}, {
val: "-:bar",
exp: []token {
token { Type: naToken },
token { Type: valToken, Val: "bar" },
},
}, {
val: "foo:-",
exp: []token {
token { Type: valToken, Val: "foo" },
token { Type: naToken },
},
}, {
val: "foo\\*:-",
exp: []token {
token { Type: valToken, Val: "foo*" },
token { Type: naToken },
},
}}
for _, test := range(passTests) {
t.Run(test.val, func(t *testing.T) {
// tokenize, check for error
got, err := tokenize([]byte(test.val))
if err != nil {
t.Error(err)
return
}
if !reflect.DeepEqual(got, test.exp) {
t.Errorf("token: got %v, exp %v", got, test.exp)
return
}
})
}
failTests := []struct {
id string
val string
exp string
} {{
id: "invalid escape",
val: "foo\\.",
exp: "invalid escape byte: 0x2e",
}, {
id: "invalid byte",
val: "\n",
exp: "invalid byte: 0x0a",
}, {
id: "unterminated escape",
val: "\\",
exp: "unterminated escape at end of buffer",
}}
for _, test := range(failTests) {
t.Run(test.id, func(t *testing.T) {
// tokenize, check for error
got, err := tokenize([]byte(test.val))
if err == nil {
t.Errorf("got %v, exp error", got)
} else if err.Error() != test.exp {
t.Errorf("got \"%s\", exp \"%s\"", err.Error(), test.exp)
}
})
}
}
|
