GCC Code Coverage Report

Directory: src/
File: script_lib/engine.cpp
Date: 2024-12-30 15:39:09
Exec Total Coverage
Lines: 58 66 87.9%
Functions: 18 19 94.7%
Branches: 40 80 50.0%
Line Branch Exec Source
1 #include "script.h"
2 #include <fstream>
3 #include <functional>
4 #include <iostream>
5 #include <map>
6 #include <sstream>
7 #include <text_conversion_constexpr.h>
8 #include <vector>
9
10 namespace script
11 {
12
13 struct cmd_args
14 {
15 std::string& memory;
16 std::string& error;
17 const std::string& operand;
18 std::function<void(const char* msg)> print;
19 };
20
21 struct engine_command
22 {
23 std::function<void(cmd_args& args)> func;
24 const command cmd;
25 };
26
27 template <typename F>
28 156 void add_command(std::vector<engine_command>& cmds, command cmd, F&& f)
29 {
30
1/2
✓ Branch 2 taken 78 times.
✗ Branch 3 not taken.
 156 cmds.emplace_back(engine_command{f, cmd});
31 156 }
32
33 13 void set_commands(std::vector<engine_command>& cmds)
34 {
35
1/2
✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
 13 add_command(
36 cmds, command::PROCESS,
37 15 [](cmd_args& args)
38 15 { text_conversion_constexpr::convert_to_title_case(args.memory); });
39
40
1/2
✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
 13 add_command(cmds, command::INVALID,
41 ✗ [](cmd_args& args) { args.error = "Invalid command"; });
42
43
1/2
✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
 13 add_command(cmds, command::TEXT,
44 16 [](cmd_args& args) { args.memory = args.operand; });
45
46
1/2
✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
 13 add_command(cmds, command::PRINT,
47 6 [](cmd_args& args)
48 {
49
1/2
✓ Branch 1 taken 6 times.
✗ Branch 2 not taken.
 6 if (args.print)
50 {
51 6 args.print(args.memory.c_str());
52 6 return;
53 }
54
55 ✗ args.error =
56 ✗ "print command called, but no print callback provided";
57 });
58
59
1/2
✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
 13 add_command(cmds, command::LOAD,
60 2 [](cmd_args& args)
61 {
62
1/2
✓ Branch 1 taken 2 times.
✗ Branch 2 not taken.
 2 std::ifstream file{args.operand};
63
64
3/4
✓ Branch 1 taken 2 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 1 times.
✓ Branch 4 taken 1 times.
 2 if (!file.is_open())
65 {
66 1 args.error =
67
2/4
✓ Branch 2 taken 1 times.
✗ Branch 3 not taken.
✓ Branch 5 taken 1 times.
✗ Branch 6 not taken.
 1 std::string{"Could not open file "} + args.operand;
68 1 return;
69 }
70
71 1 args.memory.clear();
72
73
1/2
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
 1 std::stringstream buffer;
74
2/4
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
✓ Branch 4 taken 1 times.
✗ Branch 5 not taken.
 1 buffer << file.rdbuf();
75
1/2
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
 1 args.memory = buffer.str();
76
77
1/2
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
 1 file.close();
78
2/2
✓ Branch 2 taken 1 times.
✓ Branch 3 taken 1 times.
 2 });
79
80
1/2
✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
 13 add_command(cmds, command::SAVE,
81 1 [](cmd_args& args)
82 {
83
1/2
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
 1 std::ofstream output_file{args.operand};
84
85
2/4
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✓ Branch 4 taken 1 times.
 1 if (!output_file.is_open())
86 {
87 ✗ args.error =
88 ✗ std::string{"Could not open file "} + args.operand;
89 ✗ return;
90 }
91
92
1/2
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
 1 output_file << args.memory;
93
94
1/2
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
 1 output_file.close();
95
1/2
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
 1 });
96 13 }
97
98 class engine::engine_impl
99 {
100 public:
101
1/2
✓ Branch 3 taken 13 times.
✗ Branch 4 not taken.
 13 engine_impl(std::function<void(const char* msg)> print) : m_print(print)
102 {
103
1/2
✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
 13 m_commands.reserve(6);
104
1/2
✓ Branch 1 taken 13 times.
✗ Branch 2 not taken.
 13 set_commands(m_commands);
105 13 }
106
107 40 std::string run_command(command cmd_id, const std::string& operand)
108 {
109
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 40 times.
 40 if (cmd_id == command::COMMENT)
110 ✗ return "";
111
112
1/2
✓ Branch 5 taken 103 times.
✗ Branch 6 not taken.
 103 for (auto& cmd : m_commands)
113
2/2
✓ Branch 0 taken 40 times.
✓ Branch 1 taken 63 times.
 103 if (cmd.cmd == cmd_id)
114 {
115
1/2
✓ Branch 1 taken 40 times.
✗ Branch 2 not taken.
 40 cmd_args args{m_memory, m_error, operand, m_print};
116
1/2
✓ Branch 1 taken 40 times.
✗ Branch 2 not taken.
 40 cmd.func(args);
117
118
2/2
✓ Branch 1 taken 1 times.
✓ Branch 2 taken 39 times.
 40 if (!m_error.empty())
119
1/2
✓ Branch 1 taken 1 times.
✗ Branch 2 not taken.
 1 return m_error;
120
121
1/2
✓ Branch 2 taken 39 times.
✗ Branch 3 not taken.
 39 return "";
122 40 }
123
124 ✗ return "Command not found";
125 }
126
127 std::string m_memory = {};
128 std::string m_error = {};
129 std::function<void(const char* msg)> m_print;
130 std::vector<engine_command> m_commands;
131 };
132
133 13 engine::engine(std::function<void(const char* msg)> print)
134 13 : m_impl(std::make_unique<engine_impl>(print))
135 {
136 13 }
137
138 13 engine::~engine() {}
139
140 40 std::string engine::run(command cmd, const std::string& operand)
141 {
142 40 return m_impl->run_command(cmd, operand);
143 }
144
145 12 std::string engine::get_memory() const
146 {
147 12 return m_impl->m_memory;
148 }
149
150 } // namespace script
151