[REPL] tests: be better about correct IO ordering (#47160)

Particularly relevant for COLUMNS being narrow for some cases, or the kernel being configured with small IO buffers, or both. Or someone setting a particularly long path for TMPDIR. Or so on.
JuliaLang · Oct 14, 2022 · 981f3d2 · 981f3d2
1 parent f424431
commit 981f3d2
Show file tree

Hide file tree

Showing 2 changed files with 121 additions and 95 deletions.
diff --git a/stdlib/REPL/test/lineedit.jl b/stdlib/REPL/test/lineedit.jl
@@ -474,7 +474,8 @@ end
 # julia> is 6 characters + 1 character for space,
 # so the rest of the terminal is 73 characters
 #########################################################################
-let buf = IOBuffer(
+withenv("COLUMNS"=>"80") do
+    buf = IOBuffer(
         "begin\nprint(\"A very very very very very very very very very very very very ve\")\nend")
     seek(buf, 4)
     outbuf = IOBuffer()