684 lines
16 KiB
Go
684 lines
16 KiB
Go
package test
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import (
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"path/filepath"
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"testing"
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"github.com/stretchr/testify/assert"
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_ "github.com/valyala/quicktemplate"
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"github.com/golangci/golangci-lint/pkg/exitcodes"
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"github.com/golangci/golangci-lint/test/testshared"
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)
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const minimalPkg = "minimalpkg"
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func TestAutogeneratedNoIssues(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithTargetPath(testdataDir, "autogenerated").
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Runner().
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Install().
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Run().
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ExpectNoIssues()
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}
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func TestEmptyDirRun(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithEnviron("GO111MODULE=off").
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WithTargetPath(testdataDir, "nogofiles").
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Runner().
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Install().
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Run().
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ExpectExitCode(exitcodes.NoGoFiles).
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ExpectOutputContains(": no go files to analyze")
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}
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func TestNotExistingDirRun(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithEnviron("GO111MODULE=off").
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WithTargetPath(testdataDir, "no_such_dir").
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Runner().
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Install().
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Run().
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ExpectExitCode(exitcodes.Failure).
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ExpectOutputContains("cannot find package").
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ExpectOutputContains(testshared.NormalizeFileInString("/testdata/no_such_dir"))
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}
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func TestSymlinkLoop(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithTargetPath(testdataDir, "symlink_loop", "...").
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Runner().
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Install().
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Run().
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ExpectNoIssues()
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}
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// TODO(ldez): remove this in v2.
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func TestDeadline(t *testing.T) {
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projectRoot := filepath.Join("..", "...")
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testshared.NewRunnerBuilder(t).
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WithArgs("--deadline=1ms").
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WithTargetPath(projectRoot).
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Runner().
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Install().
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Run().
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ExpectExitCode(exitcodes.Timeout).
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ExpectOutputContains(`Timeout exceeded: try increasing it by passing --timeout option`)
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}
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func TestTimeout(t *testing.T) {
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projectRoot := filepath.Join("..", "...")
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testshared.NewRunnerBuilder(t).
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WithArgs("--timeout=1ms").
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WithTargetPath(projectRoot).
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Runner().
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Install().
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Run().
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ExpectExitCode(exitcodes.Timeout).
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ExpectOutputContains(`Timeout exceeded: try increasing it by passing --timeout option`)
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}
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func TestTimeoutInConfig(t *testing.T) {
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cases := []struct {
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cfg string
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}{
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{
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cfg: `
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run:
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deadline: 1ms
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`,
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},
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{
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cfg: `
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run:
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timeout: 1ms
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`,
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},
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{
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// timeout should override deadline
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cfg: `
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run:
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deadline: 100s
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timeout: 1ms
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`,
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},
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}
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testshared.InstallGolangciLint(t)
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for _, c := range cases {
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// Run with disallowed option set only in config
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testshared.NewRunnerBuilder(t).
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WithConfig(c.cfg).
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WithTargetPath(testdataDir, minimalPkg).
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Runner().
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Run().
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ExpectExitCode(exitcodes.Timeout).
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ExpectOutputContains(`Timeout exceeded: try increasing it by passing --timeout option`)
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}
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}
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func TestTestsAreLintedByDefault(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithTargetPath(testdataDir, "withtests").
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Runner().
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Install().
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Run().
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ExpectHasIssue("don't use `init` function")
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}
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func TestCgoOk(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs(
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"--timeout=3m",
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"--enable-all",
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"-D",
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"nosnakecase,gci",
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).
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WithTargetPath(testdataDir, "cgo").
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Runner().
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Install().
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Run().
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ExpectNoIssues()
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}
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func TestCgoWithIssues(t *testing.T) {
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testshared.InstallGolangciLint(t)
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testCases := []struct {
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desc string
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args []string
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dir string
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expected string
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}{
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{
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desc: "govet",
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args: []string{"--no-config", "--disable-all", "-Egovet"},
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dir: "cgo_with_issues",
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expected: "Printf format %t has arg cs of wrong type",
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},
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{
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desc: "staticcheck",
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args: []string{"--no-config", "--disable-all", "-Estaticcheck"},
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dir: "cgo_with_issues",
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expected: "SA5009: Printf format %t has arg #1 of wrong type",
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},
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{
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desc: "gofmt",
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args: []string{"--no-config", "--disable-all", "-Egofmt"},
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dir: "cgo_with_issues",
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expected: "File is not `gofmt`-ed with `-s` (gofmt)",
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},
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{
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desc: "revive",
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args: []string{"--no-config", "--disable-all", "-Erevive"},
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dir: "cgo_with_issues",
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expected: "indent-error-flow: if block ends with a return statement",
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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testshared.NewRunnerBuilder(t).
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WithArgs(test.args...).
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WithTargetPath(testdataDir, test.dir).
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Runner().
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Run().
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ExpectHasIssue(test.expected)
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})
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}
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}
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// https://pkg.go.dev/cmd/compile#hdr-Compiler_Directives
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func TestLineDirective(t *testing.T) {
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testshared.InstallGolangciLint(t)
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testCases := []struct {
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desc string
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args []string
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configPath string
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targetPath string
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expected string
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}{
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{
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desc: "dupl",
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args: []string{
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"-Edupl",
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"--disable-all",
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},
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configPath: "testdata/linedirective/dupl.yml",
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targetPath: "linedirective",
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expected: "21-23 lines are duplicate of `testdata/linedirective/hello.go:25-27` (dupl)",
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},
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{
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desc: "gofmt",
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args: []string{
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"-Egofmt",
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"--disable-all",
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},
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targetPath: "linedirective",
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expected: "File is not `gofmt`-ed with `-s` (gofmt)",
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},
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{
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desc: "goimports",
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args: []string{
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"-Egoimports",
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"--disable-all",
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},
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targetPath: "linedirective",
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expected: "File is not `goimports`-ed (goimports)",
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},
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{
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desc: "gomodguard",
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args: []string{
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"-Egomodguard",
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"--disable-all",
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},
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configPath: "testdata/linedirective/gomodguard.yml",
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targetPath: "linedirective",
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expected: "import of package `github.com/ryancurrah/gomodguard` is blocked because the module is not " +
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"in the allowed modules list. (gomodguard)",
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},
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{
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desc: "lll",
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args: []string{
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"-Elll",
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"--disable-all",
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},
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configPath: "testdata/linedirective/lll.yml",
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targetPath: "linedirective",
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expected: "line is 57 characters (lll)",
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},
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{
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desc: "misspell",
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args: []string{
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"-Emisspell",
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"--disable-all",
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},
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configPath: "",
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targetPath: "linedirective",
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expected: "is a misspelling of `language` (misspell)",
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},
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{
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desc: "wsl",
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args: []string{
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"-Ewsl",
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"--disable-all",
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},
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configPath: "",
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targetPath: "linedirective",
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expected: "block should not start with a whitespace (wsl)",
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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testshared.NewRunnerBuilder(t).
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WithArgs(test.args...).
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WithTargetPath(testdataDir, test.targetPath).
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WithConfigFile(test.configPath).
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Runner().
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Run().
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ExpectHasIssue(test.expected)
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})
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}
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}
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// https://pkg.go.dev/cmd/compile#hdr-Compiler_Directives
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func TestLineDirectiveProcessedFiles(t *testing.T) {
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testCases := []struct {
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desc string
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args []string
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target string
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expected []string
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}{
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{
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desc: "lite loading",
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args: []string{
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"--print-issued-lines=false",
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"--exclude-use-default=false",
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"-Erevive",
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},
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target: "quicktemplate",
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expected: []string{
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"testdata/quicktemplate/hello.qtpl.go:10:1: package-comments: should have a package comment (revive)",
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"testdata/quicktemplate/hello.qtpl.go:26:1: exported: exported function StreamHello should have comment or be unexported (revive)",
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"testdata/quicktemplate/hello.qtpl.go:39:1: exported: exported function WriteHello should have comment or be unexported (revive)",
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"testdata/quicktemplate/hello.qtpl.go:50:1: exported: exported function Hello should have comment or be unexported (revive)",
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},
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},
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{
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desc: "full loading",
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args: []string{
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"--print-issued-lines=false",
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"--exclude-use-default=false",
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"-Erevive,govet",
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},
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target: "quicktemplate",
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expected: []string{
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"testdata/quicktemplate/hello.qtpl.go:10:1: package-comments: should have a package comment (revive)",
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"testdata/quicktemplate/hello.qtpl.go:26:1: exported: exported function StreamHello should have comment or be unexported (revive)",
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"testdata/quicktemplate/hello.qtpl.go:39:1: exported: exported function WriteHello should have comment or be unexported (revive)",
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"testdata/quicktemplate/hello.qtpl.go:50:1: exported: exported function Hello should have comment or be unexported (revive)",
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},
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs(test.args...).
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WithTargetPath(testdataDir, test.target).
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Runner().
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Install().
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Run().
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ExpectExitCode(exitcodes.IssuesFound).
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ExpectOutputContains(test.expected...)
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})
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}
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}
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func TestUnsafeOk(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs("--enable-all").
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WithTargetPath(testdataDir, "unsafe").
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Runner().
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Install().
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Run().
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ExpectNoIssues()
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}
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func TestSortedResults(t *testing.T) {
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testCases := []struct {
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opt string
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want string
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}{
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{
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opt: "--sort-results=false",
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want: "testdata/sort_results/main.go:15:13: Error return value is not checked (errcheck)" + "\n" +
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"testdata/sort_results/main.go:12:5: var `db` is unused (unused)",
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},
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{
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opt: "--sort-results=true",
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want: "testdata/sort_results/main.go:12:5: var `db` is unused (unused)" + "\n" +
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"testdata/sort_results/main.go:15:13: Error return value is not checked (errcheck)",
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},
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}
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testshared.InstallGolangciLint(t)
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for _, test := range testCases {
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test := test
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t.Run(test.opt, func(t *testing.T) {
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t.Parallel()
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs("--print-issued-lines=false", test.opt).
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WithTargetPath(testdataDir, "sort_results").
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Runner().
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Run().
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ExpectExitCode(exitcodes.IssuesFound).ExpectOutputEq(test.want + "\n")
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})
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}
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}
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func TestSkippedDirsNoMatchArg(t *testing.T) {
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dir := filepath.Join(testdataDir, "skipdirs", "skip_me", "nested")
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs(
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"--print-issued-lines=false",
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"--skip-dirs", dir,
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"-Erevive",
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).
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WithTargetPath(dir).
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Runner().
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Install().
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Run().
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ExpectExitCode(exitcodes.IssuesFound).
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ExpectOutputEq("testdata/skipdirs/skip_me/nested/with_issue.go:8:9: " +
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"indent-error-flow: if block ends with a return statement, so drop this else and outdent its block (revive)\n")
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}
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func TestSkippedDirsTestdata(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs(
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"--print-issued-lines=false",
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"-Erevive",
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).
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WithTargetPath(testdataDir, "skipdirs", "...").
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Runner().
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Install().
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Run().
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ExpectNoIssues() // all was skipped because in testdata
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}
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func TestIdentifierUsedOnlyInTests(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs("--disable-all", "-Eunused").
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WithTargetPath(testdataDir, "used_only_in_tests").
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Runner().
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Install().
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Run().
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ExpectNoIssues()
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}
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func TestUnusedCheckExported(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithConfigFile("testdata_etc/unused_exported/golangci.yml").
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WithTargetPath("testdata_etc/unused_exported/...").
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Runner().
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Install().
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Run().
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ExpectNoIssues()
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}
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func TestConfigFileIsDetected(t *testing.T) {
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testshared.InstallGolangciLint(t)
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testCases := []struct {
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desc string
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targetPath string
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}{
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{
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desc: "explicit",
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targetPath: filepath.Join(testdataDir, "withconfig", "pkg"),
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},
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{
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desc: "recursive",
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targetPath: filepath.Join(testdataDir, "withconfig", "..."),
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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testshared.NewRunnerBuilder(t).
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// WithNoConfig().
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WithTargetPath(test.targetPath).
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Runner().
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Run().
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ExpectExitCode(exitcodes.Success).
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// test config contains InternalTest: true, it triggers such output
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ExpectOutputEq("test\n")
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})
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}
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}
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func TestEnableAllFastAndEnableCanCoexist(t *testing.T) {
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testshared.InstallGolangciLint(t)
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testCases := []struct {
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desc string
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args []string
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expected []int
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}{
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{
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desc: "fast",
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args: []string{"--fast", "--enable-all", "--enable=typecheck"},
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expected: []int{exitcodes.Success, exitcodes.IssuesFound},
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},
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{
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desc: "all",
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args: []string{"--enable-all", "--enable=typecheck"},
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expected: []int{exitcodes.Failure},
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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testshared.NewRunnerBuilder(t).
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|
WithNoConfig().
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WithArgs(test.args...).
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WithTargetPath(testdataDir, minimalPkg).
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Runner().
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Run().
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ExpectExitCode(test.expected...)
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})
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}
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}
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func TestEnabledPresetsAreNotDuplicated(t *testing.T) {
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs("-v", "-p", "style,bugs").
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WithTargetPath(testdataDir, minimalPkg).
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Runner().
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Install().
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Run().
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ExpectOutputContains("Active presets: [bugs style]")
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}
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func TestAbsPathDirAnalysis(t *testing.T) {
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dir := filepath.Join("testdata_etc", "abspath") // abs paths don't work with testdata dir
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absDir, err := filepath.Abs(dir)
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assert.NoError(t, err)
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs(
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"--print-issued-lines=false",
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"-Erevive",
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).
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WithTargetPath(absDir).
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Runner().
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Install().
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Run().
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ExpectHasIssue("testdata_etc/abspath/with_issue.go:8:9: " +
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"indent-error-flow: if block ends with a return statement, so drop this else and outdent its block (revive)")
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}
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func TestAbsPathFileAnalysis(t *testing.T) {
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dir := filepath.Join("testdata_etc", "abspath", "with_issue.go") // abs paths don't work with testdata dir
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absDir, err := filepath.Abs(dir)
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assert.NoError(t, err)
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testshared.NewRunnerBuilder(t).
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WithNoConfig().
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WithArgs(
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"--print-issued-lines=false",
|
|
"-Erevive",
|
|
).
|
|
WithTargetPath(absDir).
|
|
Runner().
|
|
Install().
|
|
Run().
|
|
ExpectHasIssue("indent-error-flow: if block ends with a return statement, so drop this else and outdent its block (revive)")
|
|
}
|
|
|
|
func TestDisallowedOptionsInConfig(t *testing.T) {
|
|
cases := []struct {
|
|
cfg string
|
|
option string
|
|
}{
|
|
{
|
|
cfg: `
|
|
ruN:
|
|
Args:
|
|
- 1
|
|
`,
|
|
},
|
|
{
|
|
cfg: `
|
|
run:
|
|
CPUProfilePath: path
|
|
`,
|
|
option: "--cpu-profile-path=path",
|
|
},
|
|
{
|
|
cfg: `
|
|
run:
|
|
MemProfilePath: path
|
|
`,
|
|
option: "--mem-profile-path=path",
|
|
},
|
|
{
|
|
cfg: `
|
|
run:
|
|
TracePath: path
|
|
`,
|
|
option: "--trace-path=path",
|
|
},
|
|
{
|
|
cfg: `
|
|
run:
|
|
Verbose: true
|
|
`,
|
|
option: "-v",
|
|
},
|
|
}
|
|
|
|
testshared.InstallGolangciLint(t)
|
|
|
|
for _, c := range cases {
|
|
// Run with disallowed option set only in config
|
|
testshared.NewRunnerBuilder(t).
|
|
WithConfig(c.cfg).
|
|
WithTargetPath(testdataDir, minimalPkg).
|
|
Runner().
|
|
Run().
|
|
ExpectExitCode(exitcodes.Failure)
|
|
|
|
if c.option == "" {
|
|
continue
|
|
}
|
|
|
|
args := []string{c.option, "--fast"}
|
|
|
|
// Run with disallowed option set only in command-line
|
|
testshared.NewRunnerBuilder(t).
|
|
WithNoConfig().
|
|
WithArgs(args...).
|
|
WithTargetPath(testdataDir, minimalPkg).
|
|
Runner().
|
|
Run().
|
|
ExpectExitCode(exitcodes.Success)
|
|
|
|
// Run with disallowed option set both in command-line and in config
|
|
|
|
testshared.NewRunnerBuilder(t).
|
|
WithConfig(c.cfg).
|
|
WithArgs(args...).
|
|
WithTargetPath(testdataDir, minimalPkg).
|
|
Runner().
|
|
Run().
|
|
ExpectExitCode(exitcodes.Failure)
|
|
}
|
|
}
|
|
|
|
func TestPathPrefix(t *testing.T) {
|
|
testCases := []struct {
|
|
desc string
|
|
args []string
|
|
pattern string
|
|
}{
|
|
{
|
|
desc: "empty",
|
|
pattern: "^testdata/withtests/",
|
|
},
|
|
{
|
|
desc: "prefixed",
|
|
args: []string{"--path-prefix=cool"},
|
|
pattern: "^cool/testdata/withtests",
|
|
},
|
|
}
|
|
|
|
testshared.InstallGolangciLint(t)
|
|
|
|
for _, test := range testCases {
|
|
test := test
|
|
t.Run(test.desc, func(t *testing.T) {
|
|
testshared.NewRunnerBuilder(t).
|
|
WithArgs(test.args...).
|
|
WithTargetPath(testdataDir, "withtests").
|
|
Runner().
|
|
Run().
|
|
ExpectOutputRegexp(test.pattern)
|
|
})
|
|
}
|
|
}
|