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- // Copyright (c) 2015-2016 The Khronos Group Inc.
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
- #include <string>
- #include "test/unit_spirv.h"
- namespace spvtools {
- namespace {
- using spvtest::AutoText;
- TEST(TextAdvance, LeadingNewLines) {
- AutoText input("\n\nWord");
- AssemblyContext data(input, nullptr);
- ASSERT_EQ(SPV_SUCCESS, data.advance());
- ASSERT_EQ(0u, data.position().column);
- ASSERT_EQ(2u, data.position().line);
- ASSERT_EQ(2u, data.position().index);
- }
- TEST(TextAdvance, LeadingSpaces) {
- AutoText input(" Word");
- AssemblyContext data(input, nullptr);
- ASSERT_EQ(SPV_SUCCESS, data.advance());
- ASSERT_EQ(4u, data.position().column);
- ASSERT_EQ(0u, data.position().line);
- ASSERT_EQ(4u, data.position().index);
- }
- TEST(TextAdvance, LeadingTabs) {
- AutoText input("\t\t\tWord");
- AssemblyContext data(input, nullptr);
- ASSERT_EQ(SPV_SUCCESS, data.advance());
- ASSERT_EQ(3u, data.position().column);
- ASSERT_EQ(0u, data.position().line);
- ASSERT_EQ(3u, data.position().index);
- }
- TEST(TextAdvance, LeadingNewLinesSpacesAndTabs) {
- AutoText input("\n\n\t Word");
- AssemblyContext data(input, nullptr);
- ASSERT_EQ(SPV_SUCCESS, data.advance());
- ASSERT_EQ(3u, data.position().column);
- ASSERT_EQ(2u, data.position().line);
- ASSERT_EQ(5u, data.position().index);
- }
- TEST(TextAdvance, LeadingWhitespaceAfterCommentLine) {
- AutoText input("; comment\n \t \tWord");
- AssemblyContext data(input, nullptr);
- ASSERT_EQ(SPV_SUCCESS, data.advance());
- ASSERT_EQ(4u, data.position().column);
- ASSERT_EQ(1u, data.position().line);
- ASSERT_EQ(14u, data.position().index);
- }
- TEST(TextAdvance, EOFAfterCommentLine) {
- AutoText input("; comment");
- AssemblyContext data(input, nullptr);
- ASSERT_EQ(SPV_END_OF_STREAM, data.advance());
- }
- TEST(TextAdvance, NullTerminator) {
- AutoText input("");
- AssemblyContext data(input, nullptr);
- ASSERT_EQ(SPV_END_OF_STREAM, data.advance());
- }
- TEST(TextAdvance, NoNullTerminatorAfterCommentLine) {
- std::string input = "; comment|padding beyond the end";
- spv_text_t text = {input.data(), 9};
- AssemblyContext data(&text, nullptr);
- ASSERT_EQ(SPV_END_OF_STREAM, data.advance());
- EXPECT_EQ(9u, data.position().index);
- }
- TEST(TextAdvance, NoNullTerminator) {
- spv_text_t text = {"OpNop\nSomething else in memory", 6};
- AssemblyContext data(&text, nullptr);
- const spv_position_t line_break = {1u, 5u, 5u};
- data.setPosition(line_break);
- ASSERT_EQ(SPV_END_OF_STREAM, data.advance());
- }
- // Invokes AssemblyContext::advance() on text, asserts success, and returns
- // AssemblyContext::position().
- spv_position_t PositionAfterAdvance(const char* text) {
- AutoText input(text);
- AssemblyContext data(input, nullptr);
- EXPECT_EQ(SPV_SUCCESS, data.advance());
- return data.position();
- }
- TEST(TextAdvance, SkipOverCR) {
- const auto pos = PositionAfterAdvance("\rWord");
- EXPECT_EQ(1u, pos.column);
- EXPECT_EQ(0u, pos.line);
- EXPECT_EQ(1u, pos.index);
- }
- TEST(TextAdvance, SkipOverCRs) {
- const auto pos = PositionAfterAdvance("\r\r\rWord");
- EXPECT_EQ(3u, pos.column);
- EXPECT_EQ(0u, pos.line);
- EXPECT_EQ(3u, pos.index);
- }
- TEST(TextAdvance, SkipOverCRLF) {
- const auto pos = PositionAfterAdvance("\r\nWord");
- EXPECT_EQ(0u, pos.column);
- EXPECT_EQ(1u, pos.line);
- EXPECT_EQ(2u, pos.index);
- }
- TEST(TextAdvance, SkipOverCRLFs) {
- const auto pos = PositionAfterAdvance("\r\n\r\nWord");
- EXPECT_EQ(0u, pos.column);
- EXPECT_EQ(2u, pos.line);
- EXPECT_EQ(4u, pos.index);
- }
- } // namespace
- } // namespace spvtools
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