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- // Copyright 2020 The go-ethereum Authors
- // This file is part of the go-ethereum library.
- //
- // The go-ethereum library is free software: you can redistribute it and/or modify
- // it under the terms of the GNU Lesser General Public License as published by
- // the Free Software Foundation, either version 3 of the License, or
- // (at your option) any later version.
- //
- // The go-ethereum library is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU Lesser General Public License for more details.
- //
- // You should have received a copy of the GNU Lesser General Public License
- // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
- package utesting
- import (
- "bytes"
- "regexp"
- "strings"
- "testing"
- )
- func TestTest(t *testing.T) {
- tests := []Test{
- {
- Name: "successful test",
- Fn: func(t *T) {},
- },
- {
- Name: "failing test",
- Fn: func(t *T) {
- t.Log("output")
- t.Error("failed")
- },
- },
- {
- Name: "panicking test",
- Fn: func(t *T) {
- panic("oh no")
- },
- },
- }
- results := RunTests(tests, nil)
- if results[0].Failed || results[0].Output != "" {
- t.Fatalf("wrong result for successful test: %#v", results[0])
- }
- if !results[1].Failed || results[1].Output != "output\nfailed\n" {
- t.Fatalf("wrong result for failing test: %#v", results[1])
- }
- if !results[2].Failed || !strings.HasPrefix(results[2].Output, "panic: oh no\n") {
- t.Fatalf("wrong result for panicking test: %#v", results[2])
- }
- }
- var outputTests = []Test{
- {
- Name: "TestWithLogs",
- Fn: func(t *T) {
- t.Log("output line 1")
- t.Log("output line 2\noutput line 3")
- },
- },
- {
- Name: "TestNoLogs",
- Fn: func(t *T) {},
- },
- {
- Name: "FailWithLogs",
- Fn: func(t *T) {
- t.Log("output line 1")
- t.Error("failed 1")
- },
- },
- {
- Name: "FailMessage",
- Fn: func(t *T) {
- t.Error("failed 2")
- },
- },
- {
- Name: "FailNoOutput",
- Fn: func(t *T) {
- t.Fail()
- },
- },
- }
- func TestOutput(t *testing.T) {
- var buf bytes.Buffer
- RunTests(outputTests, &buf)
- want := regexp.MustCompile(`
- ^-- RUN TestWithLogs
- output line 1
- output line 2
- output line 3
- -- OK TestWithLogs \([^)]+\)
- -- OK TestNoLogs \([^)]+\)
- -- RUN FailWithLogs
- output line 1
- failed 1
- -- FAIL FailWithLogs \([^)]+\)
- -- RUN FailMessage
- failed 2
- -- FAIL FailMessage \([^)]+\)
- -- FAIL FailNoOutput \([^)]+\)
- 2/5 tests passed.
- $`[1:])
- if !want.MatchString(buf.String()) {
- t.Fatalf("output does not match: %q", buf.String())
- }
- }
- func TestOutputTAP(t *testing.T) {
- var buf bytes.Buffer
- RunTAP(outputTests, &buf)
- want := `
- 1..5
- ok 1 TestWithLogs
- # output line 1
- # output line 2
- # output line 3
- ok 2 TestNoLogs
- not ok 3 FailWithLogs
- # output line 1
- # failed 1
- not ok 4 FailMessage
- # failed 2
- not ok 5 FailNoOutput
- `
- if buf.String() != want[1:] {
- t.Fatalf("output does not match: %q", buf.String())
- }
- }
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