[dev.typealias] cmd/gofmt: added test cases for alias type declarations

For #18130.

Change-Id: I95e84130df40db5241e0cc25c36873c3281199ff
Reviewed-on: https://go-review.googlesource.com/34987
Reviewed-by: Matthew Dempsky <mdempsky@google.com>

diff --git a/src/cmd/gofmt/testdata/typealias.golden b/src/cmd/gofmt/testdata/typealias.golden
new file mode 100644 (file)
index 0000000..bbbbf32
--- /dev/null
+++ b/src/cmd/gofmt/testdata/typealias.golden
@@ -0,0 +1,24 @@
+package q
+
+import "p"
+
+type _ = int
+type a = struct{ x int }
+type b = p.B
+
+type (
+       _  = chan<- int
+       aa = interface{}
+       bb = p.BB
+)
+
+// TODO(gri) We may want to put the '=' into a separate column if
+// we have mixed (regular and alias) type declarations in a group.
+type (
+       _   chan<- int
+       _   = chan<- int
+       aa0 interface{}
+       aaa = interface{}
+       bb0 p.BB
+       bbb = p.BB
+)

diff --git a/src/cmd/gofmt/testdata/typealias.input b/src/cmd/gofmt/testdata/typealias.input
new file mode 100644 (file)
index 0000000..6e49328
--- /dev/null
+++ b/src/cmd/gofmt/testdata/typealias.input
@@ -0,0 +1,24 @@
+package q
+
+import "p"
+
+type _ = int
+type a = struct{ x int }
+type b = p.B
+
+type (
+       _ = chan<- int
+       aa = interface{}
+       bb = p.BB
+)
+
+// TODO(gri) We may want to put the '=' into a separate column if
+// we have mixed (regular and alias) type declarations in a group.
+type (
+       _ chan<- int
+       _ = chan<- int
+       aa0 interface{}
+       aaa = interface{}
+       bb0 p.BB
+       bbb = p.BB
+)