1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "testing/gtest/include/gtest/gtest.h" 6 #include "tools/gn/err.h" 7 #include "tools/gn/label.h" 8 #include "tools/gn/value.h" 9 10 namespace { 11 12 struct ParseDepStringCase { 13 const char* cur_dir; 14 const char* str; 15 bool success; 16 const char* expected_dir; 17 const char* expected_name; 18 const char* expected_toolchain_dir; 19 const char* expected_toolchain_name; 20 }; 21 22 } // namespace 23 24 TEST(Label, Resolve) { 25 ParseDepStringCase cases[] = { 26 // cur input succ expected dir name tc dir tc name 27 { "//chrome/", "", false, "", "", "", "" }, 28 { "//chrome/", "/", false, "", "", "", "" }, 29 { "//chrome/", ":", false, "", "", "", "" }, 30 { "//chrome/", "/:", false, "", "", "", "" }, 31 { "//chrome/", "blah", true, "//chrome/blah/", "blah", "//t/", "d" }, 32 { "//chrome/", "blah:bar", true, "//chrome/blah/", "bar", "//t/", "d" }, 33 // No single-leading slash. 34 { "//chrome/", "/chrome:bar", false, "", "", "", "" }, 35 // No trailing slash. 36 { "//chrome/", "/chrome/:bar", false, "", "", "", "" }, 37 // Refers to root dir. 38 { "//chrome/", "//:bar", true, "//", "bar", "//t/", "d" }, 39 // Implicit directory 40 { "//chrome/", ":bar", true, "//chrome/", "bar", "//t/", "d" }, 41 { "//chrome/renderer/", ":bar", true, "//chrome/renderer/", "bar", "//t/", "d" }, 42 // Implicit names. 43 { "//chrome/", "//base", true, "//base/", "base", "//t/", "d" }, 44 { "//chrome/", "//base/i18n", true, "//base/i18n/", "i18n", "//t/", "d" }, 45 { "//chrome/", "//base/i18n:foo", true, "//base/i18n/", "foo", "//t/", "d" }, 46 { "//chrome/", "//", false, "", "", "", "" }, 47 // Toolchain parsing. 48 { "//chrome/", "//chrome:bar(//t:n)", true, "//chrome/", "bar", "//t/", "n" }, 49 { "//chrome/", "//chrome:bar(//t)", true, "//chrome/", "bar", "//t/", "t" }, 50 { "//chrome/", "//chrome:bar(//t:)", true, "//chrome/", "bar", "//t/", "t" }, 51 { "//chrome/", "//chrome:bar()", true, "//chrome/", "bar", "//t/", "d" }, 52 { "//chrome/", "//chrome:bar(foo)", true, "//chrome/", "bar", "//chrome/foo/", "foo" }, 53 { "//chrome/", "//chrome:bar(:foo)", true, "//chrome/", "bar", "//chrome/", "foo" }, 54 // TODO(brettw) it might be nice to make this an error: 55 //{ "//chrome/", "//chrome:bar())", false, "", "", "", "" }, 56 { "//chrome/", "//chrome:bar(//t:bar(tc))", false, "", "", "", "" }, 57 { "//chrome/", "//chrome:bar(()", false, "", "", "", "" }, 58 { "//chrome/", "(t:b)", false, "", "", "", "" }, 59 { "//chrome/", ":bar(//t/b)", true, "//chrome/", "bar", "//t/b/", "b" }, 60 { "//chrome/", ":bar(/t/b)", false, "", "", "", "" }, 61 { "//chrome/", ":bar(t/b)", true, "//chrome/", "bar", "//chrome/t/b/", "b" }, 62 }; 63 64 Label default_toolchain(SourceDir("//t/"), "d"); 65 66 for (size_t i = 0; i < ARRAYSIZE_UNSAFE(cases); i++) { 67 const ParseDepStringCase& cur = cases[i]; 68 69 std::string location, name; 70 Err err; 71 Value v(NULL, Value::STRING); 72 v.string_value() = cur.str; 73 Label result = 74 Label::Resolve(SourceDir(cur.cur_dir), default_toolchain, v, &err); 75 EXPECT_EQ(cur.success, !err.has_error()) << i << " " << cur.str; 76 if (!err.has_error() && cur.success) { 77 EXPECT_EQ(cur.expected_dir, result.dir().value()) 78 << i << " " << cur.str; 79 EXPECT_EQ(cur.expected_name, result.name()) 80 << i << " " << cur.str; 81 EXPECT_EQ(cur.expected_toolchain_dir, 82 result.toolchain_dir().value()) 83 << i << " " << cur.str; 84 EXPECT_EQ(cur.expected_toolchain_name, result.toolchain_name()) 85 << i << " " << cur.str; 86 } 87 } 88 } 89
