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go/internal/lsp/cache/error_test.go
Rebecca Stambler 747b8b11d4 internal/lsp: refactor error handling code in type-checking
This change adds a source.Error type which is used to collect the error
information that comes out of the loading, parsing, and type checking
stages. We also add specific sources per-error, rather than having them
all be labeled as "LSP".

This change will enable follow-ups that do a better job of extracting
error ranges.

Change-Id: I3fbb5e42d66aa2c5bb1b2f41d1eadfc45f3a749b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202298
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-10-21 18:57:46 +00:00

53 lines
1.2 KiB
Go

// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package cache
import (
"strings"
"testing"
)
func TestParseErrorMessage(t *testing.T) {
tests := []struct {
name string
in string
expectedFileName string
expectedLine int
expectedColumn int
}{
{
name: "from go list output",
in: "\nattributes.go:13:1: expected 'package', found 'type'",
expectedFileName: "attributes.go",
expectedLine: 13,
expectedColumn: 1,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
spn := parseGoListError(tt.in)
fn := spn.URI().Filename()
if !strings.HasSuffix(fn, tt.expectedFileName) {
t.Errorf("expected filename with suffix %v but got %v", tt.expectedFileName, fn)
}
if !spn.HasPosition() {
t.Fatalf("expected span to have position")
}
pos := spn.Start()
if pos.Line() != tt.expectedLine {
t.Errorf("expected line %v but got %v", tt.expectedLine, pos.Line())
}
if pos.Column() != tt.expectedColumn {
t.Errorf("expected line %v but got %v", tt.expectedLine, pos.Line())
}
})
}
}