+++ /dev/null
-package analysistest_test
-
-import (
- "fmt"
- "log"
- "os"
- "reflect"
- "strings"
- "testing"
-
- "golang.org/x/tools/go/analysis/analysistest"
- "golang.org/x/tools/go/analysis/passes/findcall"
- "golang.org/x/tools/internal/testenv"
-)
-
-func init() {
- // This test currently requires GOPATH mode.
- // Explicitly disabling module mode should suffice, but
- // we'll also turn off GOPROXY just for good measure.
- if err := os.Setenv("GO111MODULE", "off"); err != nil {
- log.Fatal(err)
- }
- if err := os.Setenv("GOPROXY", "off"); err != nil {
- log.Fatal(err)
- }
-}
-
-// TestTheTest tests the analysistest testing infrastructure.
-func TestTheTest(t *testing.T) {
- testenv.NeedsTool(t, "go")
-
- // We'll simulate a partly failing test of the findcall analysis,
- // which (by default) reports calls to functions named 'println'.
- findcall.Analyzer.Flags.Set("name", "println")
-
- filemap := map[string]string{
- "a/b.go": `package main // want package:"found"
-
-func main() {
- // The expectation is ill-formed:
- print() // want: "diagnostic"
- print() // want foo"fact"
- print() // want foo:
- print() // want "\xZZ scan error"
-
- // A diagnostic is reported at this line, but the expectation doesn't match:
- println("hello, world") // want "wrong expectation text"
-
- // An unexpected diagnostic is reported at this line:
- println() // trigger an unexpected diagnostic
-
- // No diagnostic is reported at this line:
- print() // want "unsatisfied expectation"
-
- // OK
- println("hello, world") // want "call of println"
-
- // OK /* */-form.
- println("안녕, 세계") /* want "call of println" */
-
- // OK (nested comment)
- println("Γειά σου, Κόσμε") // some comment // want "call of println"
-
- // OK (nested comment in /**/)
- println("你好，世界") /* some comment // want "call of println" */
-
- // OK (multiple expectations on same line)
- println(); println() // want "call of println(...)" "call of println(...)"
-}
-
-// OK (facts and diagnostics on same line)
-func println(...interface{}) { println() } // want println:"found" "call of println(...)"
-
-`,
- "a/b.go.golden": `package main // want package:"found"
-
-func main() {
- // The expectation is ill-formed:
- print() // want: "diagnostic"
- print() // want foo"fact"
- print() // want foo:
- print() // want "\xZZ scan error"
-
- // A diagnostic is reported at this line, but the expectation doesn't match:
- println_TEST_("hello, world") // want "wrong expectation text"
-
- // An unexpected diagnostic is reported at this line:
- println_TEST_() // trigger an unexpected diagnostic
-
- // No diagnostic is reported at this line:
- print() // want "unsatisfied expectation"
-
- // OK
- println_TEST_("hello, world") // want "call of println"
-
- // OK /* */-form.
- println_TEST_("안녕, 세계") /* want "call of println" */
-
- // OK (nested comment)
- println_TEST_("Γειά σου, Κόσμε") // some comment // want "call of println"
-
- // OK (nested comment in /**/)
- println_TEST_("你好，世界") /* some comment // want "call of println" */
-
- // OK (multiple expectations on same line)
- println_TEST_()
- println_TEST_() // want "call of println(...)" "call of println(...)"
-}
-
-// OK (facts and diagnostics on same line)
-func println(...interface{}) { println_TEST_() } // want println:"found" "call of println(...)"
-`,
- "a/b_test.go": `package main
-
-// Test file shouldn't mess with things (issue #40574)
-`,
- }
- dir, cleanup, err := analysistest.WriteFiles(filemap)
- if err != nil {
- t.Fatal(err)
- }
- defer cleanup()
-
- var got []string
- t2 := errorfunc(func(s string) { got = append(got, s) }) // a fake *testing.T
- analysistest.RunWithSuggestedFixes(t2, dir, findcall.Analyzer, "a")
-
- want := []string{
- `a/b.go:5: in 'want' comment: unexpected ":"`,
- `a/b.go:6: in 'want' comment: got String after foo, want ':'`,
- `a/b.go:7: in 'want' comment: got EOF, want regular expression`,
- `a/b.go:8: in 'want' comment: invalid char escape`,
- `a/b.go:11:9: diagnostic "call of println(...)" does not match pattern "wrong expectation text"`,
- `a/b.go:14:9: unexpected diagnostic: call of println(...)`,
- `a/b.go:11: no diagnostic was reported matching "wrong expectation text"`,
- `a/b.go:17: no diagnostic was reported matching "unsatisfied expectation"`,
- // duplicate copies of each message from the test package (see issue #40574)
- `a/b.go:5: in 'want' comment: unexpected ":"`,
- `a/b.go:6: in 'want' comment: got String after foo, want ':'`,
- `a/b.go:7: in 'want' comment: got EOF, want regular expression`,
- `a/b.go:8: in 'want' comment: invalid char escape`,
- `a/b.go:11:9: diagnostic "call of println(...)" does not match pattern "wrong expectation text"`,
- `a/b.go:14:9: unexpected diagnostic: call of println(...)`,
- `a/b.go:11: no diagnostic was reported matching "wrong expectation text"`,
- `a/b.go:17: no diagnostic was reported matching "unsatisfied expectation"`,
- }
- if !reflect.DeepEqual(got, want) {
- t.Errorf("got:\n%s\nwant:\n%s",
- strings.Join(got, "\n"),
- strings.Join(want, "\n"))
- }
-}
-
-type errorfunc func(string)
-
-func (f errorfunc) Errorf(format string, args ...interface{}) {
- f(fmt.Sprintf(format, args...))
-}
projects / dotfiles / .git / blobdiff