Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/unittests/Support/GlobPatternTest.cpp

@@ -0,0 +1,79 @@
+//===- llvm/unittest/Support/GlobPatternTest.cpp --------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/GlobPattern.h"
+#include "gtest/gtest.h"
+
+using namespace llvm;
+namespace {
+
+class GlobPatternTest : public ::testing::Test {};
+
+TEST_F(GlobPatternTest, Basics) {
+  Expected<GlobPattern> Pat1 = GlobPattern::create("");
+  EXPECT_TRUE((bool)Pat1);
+  EXPECT_TRUE(Pat1->match(""));
+  EXPECT_FALSE(Pat1->match("a"));
+
+  Expected<GlobPattern> Pat2 = GlobPattern::create("ab*c*def");
+  EXPECT_TRUE((bool)Pat2);
+  EXPECT_TRUE(Pat2->match("abcdef"));
+  EXPECT_TRUE(Pat2->match("abxcxdef"));
+  EXPECT_FALSE(Pat2->match(""));
+  EXPECT_FALSE(Pat2->match("xabcdef"));
+  EXPECT_FALSE(Pat2->match("abcdefx"));
+
+  Expected<GlobPattern> Pat3 = GlobPattern::create("a??c");
+  EXPECT_TRUE((bool)Pat3);
+  EXPECT_TRUE(Pat3->match("axxc"));
+  EXPECT_FALSE(Pat3->match("axxx"));
+  EXPECT_FALSE(Pat3->match(""));
+
+  Expected<GlobPattern> Pat4 = GlobPattern::create("[abc-fy-z]");
+  EXPECT_TRUE((bool)Pat4);
+  EXPECT_TRUE(Pat4->match("a"));
+  EXPECT_TRUE(Pat4->match("b"));
+  EXPECT_TRUE(Pat4->match("c"));
+  EXPECT_TRUE(Pat4->match("d"));
+  EXPECT_TRUE(Pat4->match("e"));
+  EXPECT_TRUE(Pat4->match("f"));
+  EXPECT_TRUE(Pat4->match("y"));
+  EXPECT_TRUE(Pat4->match("z"));
+  EXPECT_FALSE(Pat4->match("g"));
+  EXPECT_FALSE(Pat4->match(""));
+
+  Expected<GlobPattern> Pat5 = GlobPattern::create("[^abc-fy-z]");
+  EXPECT_TRUE((bool)Pat5);
+  EXPECT_TRUE(Pat5->match("g"));
+  EXPECT_FALSE(Pat5->match("a"));
+  EXPECT_FALSE(Pat5->match("b"));
+  EXPECT_FALSE(Pat5->match("c"));
+  EXPECT_FALSE(Pat5->match("d"));
+  EXPECT_FALSE(Pat5->match("e"));
+  EXPECT_FALSE(Pat5->match("f"));
+  EXPECT_FALSE(Pat5->match("y"));
+  EXPECT_FALSE(Pat5->match("z"));
+  EXPECT_FALSE(Pat5->match(""));
+}
+
+TEST_F(GlobPatternTest, Invalid) {
+  Expected<GlobPattern> Pat1 = GlobPattern::create("[");
+  EXPECT_FALSE((bool)Pat1);
+  handleAllErrors(Pat1.takeError(), [&](ErrorInfoBase &EIB) {});
+}
+
+TEST_F(GlobPatternTest, ExtSym) {
+  Expected<GlobPattern> Pat1 = GlobPattern::create("a*\xFF");
+  EXPECT_TRUE((bool)Pat1);
+  EXPECT_TRUE(Pat1->match("axxx\xFF"));
+  Expected<GlobPattern> Pat2 = GlobPattern::create("[\xFF-\xFF]");
+  EXPECT_TRUE((bool)Pat2);
+  EXPECT_TRUE(Pat2->match("\xFF"));
+}
+}