Copy Unicode PWD tests from sass-spec (sass#2855)

As sass-spec is migrating to HRX, we need to copy this test here so we
can run it directly via `sassc` instead of the sass-spec runner.

Refs sass#2854
Refs sass/sass-spec#1365

appveyor.yml

@@ -80,9 +80,9 @@ test_script:
         echo "spec runner not found (compile error?)"
         exit 1
       }
-      Write-Host "Explicitly testing the case when cwd has Cyrillic characters: " -nonewline
+      Write-Host "Explicitly testing the case when cwd has Unicode characters: " -nonewline
       # See comments in gh-1774 for details.
-      cd sass-spec/spec/libsass/Sáss-UŢF8/
+      cd test/e2e/unicode-pwd/Sáss-UŢF8/
       &$env:TargetPath ./input.scss 2>&1>$null
       if(-not($?)) {
         echo "Failed!"

test/Makefile

@@ -21,4 +21,4 @@ build/test_util_string: test_util_string.cpp ../src/util_string.cpp | build
 clean: | build
 	rm -rf build
 
-.PHONY: test test_shared_ptr clean
+.PHONY: test test_shared_ptr test_util_string clean

test/e2e/unicode-pwd/Sáss-UŢF8/input.scss

@@ -0,0 +1,3 @@
+span.utf8-in-path {
+  margin: auto;
+}

test/e2e/unicode-pwd/Sáss-UŢF8/output.css

@@ -0,0 +1,3 @@
+span.utf8-in-path {
+  margin: auto;
+}

test/e2e/unicode-pwd/Sáss-UŢF8/input.scss

@@ -0,0 +1,3 @@
+span.utf8-in-path {
+  margin: auto;
+}

test/e2e/unicode-pwd/Sáss-UŢF8/output.css

@@ -0,0 +1,3 @@
+span.utf8-in-path {
+  margin: auto;
+}