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