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// Copyright 2018 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Package errors contains common Hugo errors and error related utilities.
package herrors
import (
"strings"
"testing"
qt "github.com/frankban/quicktest"
)
func TestErrorLocator(t *testing.T) {
c := qt.New(t)
lineMatcher := func(m LineMatcher) bool {
return strings.Contains(m.Line, "THEONE")
}
lines := `LINE 1
LINE 2
LINE 3
LINE 4
This is THEONE
LINE 6
LINE 7
LINE 8
`
location := locateErrorInString(lines, lineMatcher)
c.Assert(location.Lines, qt.DeepEquals, []string{"LINE 3", "LINE 4", "This is THEONE", "LINE 6", "LINE 7"})
pos := location.Position()
c.Assert(pos.LineNumber, qt.Equals, 5)
c.Assert(location.LinesPos, qt.Equals, 2)
c.Assert(locateErrorInString(`This is THEONE`, lineMatcher).Lines, qt.DeepEquals, []string{"This is THEONE"})
location = locateErrorInString(`L1
This is THEONE
L2
`, lineMatcher)
c.Assert(location.Position().LineNumber, qt.Equals, 2)
c.Assert(location.LinesPos, qt.Equals, 1)
c.Assert(location.Lines, qt.DeepEquals, []string{"L1", "This is THEONE", "L2", ""})
location = locateErrorInString(`This is THEONE
L2
`, lineMatcher)
c.Assert(location.LinesPos, qt.Equals, 0)
c.Assert(location.Lines, qt.DeepEquals, []string{"This is THEONE", "L2", ""})
location = locateErrorInString(`L1
This THEONE
`, lineMatcher)
c.Assert(location.Lines, qt.DeepEquals, []string{"L1", "This THEONE", ""})
c.Assert(location.LinesPos, qt.Equals, 1)
location = locateErrorInString(`L1
L2
This THEONE
`, lineMatcher)
c.Assert(location.Lines, qt.DeepEquals, []string{"L1", "L2", "This THEONE", ""})
c.Assert(location.LinesPos, qt.Equals, 2)
location = locateErrorInString("NO MATCH", lineMatcher)
c.Assert(location.Position().LineNumber, qt.Equals, -1)
c.Assert(location.LinesPos, qt.Equals, -1)
c.Assert(len(location.Lines), qt.Equals, 0)
lineMatcher = func(m LineMatcher) bool {
return m.LineNumber == 6
}
location = locateErrorInString(`A
B
C
D
E
F
G
H
I
J`, lineMatcher)
c.Assert(location.Lines, qt.DeepEquals, []string{"D", "E", "F", "G", "H"})
c.Assert(location.Position().LineNumber, qt.Equals, 6)
c.Assert(location.LinesPos, qt.Equals, 2)
// Test match EOF
lineMatcher = func(m LineMatcher) bool {
return m.LineNumber == 4
}
location = locateErrorInString(`A
B
C
`, lineMatcher)
c.Assert(location.Lines, qt.DeepEquals, []string{"B", "C", ""})
c.Assert(location.Position().LineNumber, qt.Equals, 4)
c.Assert(location.LinesPos, qt.Equals, 2)
offsetMatcher := func(m LineMatcher) bool {
return m.Offset == 1
}
location = locateErrorInString(`A
B
C
D
E`, offsetMatcher)
c.Assert(location.Lines, qt.DeepEquals, []string{"A", "B", "C", "D"})
c.Assert(location.Position().LineNumber, qt.Equals, 2)
c.Assert(location.LinesPos, qt.Equals, 1)
}
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