63 lines
2.3 KiB
Diff
63 lines
2.3 KiB
Diff
From 145caa8ea1d065cbc846dfd1a5602c914b97f9d8 Mon Sep 17 00:00:00 2001
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From: Robert Findley <rfindley@google.com>
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Date: Tue, 6 Sep 2022 18:32:29 -0400
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Subject: [PATCH] x/exp/typeparams: use regexp to match wanted result
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This is a port of CL 428055 to the external x/exp/typeparams package.
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Also fix a stale test error message.
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Fixes golang/go#54903
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Change-Id: Iafa0df489e1d2bf7ce43f2e7854d87b2635e1f42
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Reviewed-on: https://go-review.googlesource.com/c/exp/+/428875
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TryBot-Result: Gopher Robot <gobot@golang.org>
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Run-TryBot: Robert Findley <rfindley@google.com>
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Auto-Submit: Robert Findley <rfindley@google.com>
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Reviewed-by: Robert Griesemer <gri@google.com>
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---
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typeparams/normalize_test.go | 10 ++++++----
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1 file changed, 6 insertions(+), 4 deletions(-)
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diff --git a/typeparams/normalize_test.go b/typeparams/normalize_test.go
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index dd47b57c..98f7ec46 100644
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--- a/typeparams/normalize_test.go
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+++ b/typeparams/normalize_test.go
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@@ -9,6 +9,7 @@ import (
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"go/parser"
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"go/token"
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"go/types"
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+ "regexp"
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"strings"
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"testing"
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@@ -36,7 +37,7 @@ func TestNormalTerms(t *testing.T) {
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{"package emptyintersection; type T[P interface{ ~int; string }] int", "", "empty type set"},
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{"package embedded0; type T[P interface{ I }] int; type I interface { int }", "int", ""},
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- {"package embedded1; type T[P interface{ I | string }] int; type I interface{ int | ~string }", "int|~string", ""},
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+ {"package embedded1; type T[P interface{ I | string }] int; type I interface{ int | ~string }", "int ?\\| ?~string", ""},
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{"package embedded2; type T[P interface{ I; string }] int; type I interface{ int | ~string }", "string", ""},
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{"package named; type T[P C] int; type C interface{ ~int|int }", "~int", ""},
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@@ -50,7 +51,7 @@ type B interface{ int|string }
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type C interface { ~string|~int }
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type T[P interface{ A|B; C }] int
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-`, "~string|int", ""},
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+`, "~string ?\\| ?int", ""},
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}
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for _, test := range tests {
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@@ -94,8 +95,9 @@ type T[P interface{ A|B; C }] int
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qf := types.RelativeTo(pkg)
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got = types.TypeString(NewUnion(terms), qf)
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}
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- if got != test.want {
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- t.Errorf("StructuralTerms(%s) = %q, want %q", T, got, test.want)
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+ want := regexp.MustCompile(test.want)
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+ if !want.MatchString(got) {
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+ t.Errorf("NormalTerms(%s) = %q, want matching %q", T, got, test.want)
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}
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})
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}
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