VariationsService now supports wildcard in min/max version

base/version_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/memory/scoped_ptr.h"
 #include "base/version.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 class VersionTest : public testing::Test {
 };
@@ skipping 71 matching lines @@
   };
   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
     scoped_ptr<Version> lhs(Version::GetVersionFromString(cases[i].lhs));
     scoped_ptr<Version> rhs(Version::GetVersionFromString(cases[i].rhs));
     EXPECT_EQ(lhs->CompareTo(*rhs), cases[i].expected) <<
           cases[i].lhs << " ? " << cases[i].rhs;
 
     EXPECT_EQ(lhs->IsOlderThan(cases[i].rhs), (cases[i].expected == -1));
   }
 }
+
+TEST_F(VersionTest, CompareToWildcardString) {
+  static const struct version_compare {
+    const char* lhs;
+    const char* rhs;
+    int expected;
+  } cases[] = {
+    {"1.0", "1.*", 0},
+    {"1.0", "0.*", 1},
+    {"1.0", "2.*", -1},
+    {"1.2.3", "1.2.3.*", 0},
+    {"10.0", "1.0.*", 1},
+    {"1.0", "3.0.*", -1},
+  };
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
+    const Version version(cases[i].lhs);
+    const int result = version.CompareToWildcardString(cases[i].rhs);
+    EXPECT_EQ(result, cases[i].expected) << cases[i].lhs << "?" << cases[i].rhs;
+  }
+}
+
+TEST_F(VersionTest, IsValidWildcardString) {
+  static const struct version_compare {
+    const char* version;
+    bool expected;
+  } cases[] = {
+    {"1.0", true},
+    {"", false},
+    {"1.2.3.4.5.6", true},
+    {"1.2.3.*", true},
+    {"1.2.3.5*", false},
+    {"1.2.3.56*", false},
+    {"1.*.3", false},
+    {"20.*", true},
+    {"+2.*", false},
+    {"*", false},
+    {"*.2", false},
+  };
+  for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); ++i) {
+    EXPECT_EQ(Version::IsValidWildcardString(cases[i].version),
+        cases[i].expected) << cases[i].version << "?" << cases[i].expected;
+  }
+}