testenv.MustHaveExec(t)

	toolexecArg := "-toolexec=" + testcover(t)

	t.Run("CoverHTML", func(t *testing.T) {
		testCoverHTML(t, toolexecArg)
	})
	t.Run("HtmlUnformatted", func(t *testing.T) {
		testHtmlUnformatted(t, toolexecArg)
	})
	t.Run("FuncWithDuplicateLines", func(t *testing.T) {
		testFuncWithDuplicateLines(t, toolexecArg)
	})
	t.Run("MissingTrailingNewlineIssue58370", func(t *testing.T) {

// It is possible for positions to repeat when there is a line
// directive that does not specify column information and the input
// has not been passed through gofmt.
// See issues #27530 and #30746.
// Tests are TestHtmlUnformatted and TestLineDup.
// We use a map to avoid duplicates.

// pos2 is a pair of token.Position values, used as a map key type.
type pos2 struct {
	p1, p2 token.Position
}