1 // Formatting library for C++ - color tests
2 //
3 // Copyright (c) 2012 - present, Victor Zverovich
4 // All rights reserved.
5 //
6 // For the license information refer to format.h.
7
8 #include "fmt/color.h"
9
10 #include <iterator>
11 #include <string>
12 #include <utility>
13
14 #include "gtest-extra.h"
15
TEST(ColorsTest,ColorsPrint)16 TEST(ColorsTest, ColorsPrint) {
17 EXPECT_WRITE(stdout, fmt::print(fg(fmt::rgb(255, 20, 30)), "rgb(255,20,30)"),
18 "\x1b[38;2;255;020;030mrgb(255,20,30)\x1b[0m");
19 EXPECT_WRITE(stdout, fmt::print(fg(fmt::color::blue), "blue"),
20 "\x1b[38;2;000;000;255mblue\x1b[0m");
21 EXPECT_WRITE(
22 stdout,
23 fmt::print(fg(fmt::color::blue) | bg(fmt::color::red), "two color"),
24 "\x1b[38;2;000;000;255m\x1b[48;2;255;000;000mtwo color\x1b[0m");
25 EXPECT_WRITE(stdout, fmt::print(fmt::emphasis::bold, "bold"),
26 "\x1b[1mbold\x1b[0m");
27 EXPECT_WRITE(stdout, fmt::print(fmt::emphasis::italic, "italic"),
28 "\x1b[3mitalic\x1b[0m");
29 EXPECT_WRITE(stdout, fmt::print(fmt::emphasis::underline, "underline"),
30 "\x1b[4munderline\x1b[0m");
31 EXPECT_WRITE(stdout,
32 fmt::print(fmt::emphasis::strikethrough, "strikethrough"),
33 "\x1b[9mstrikethrough\x1b[0m");
34 EXPECT_WRITE(
35 stdout,
36 fmt::print(fg(fmt::color::blue) | fmt::emphasis::bold, "blue/bold"),
37 "\x1b[1m\x1b[38;2;000;000;255mblue/bold\x1b[0m");
38 EXPECT_WRITE(stderr, fmt::print(stderr, fmt::emphasis::bold, "bold error"),
39 "\x1b[1mbold error\x1b[0m");
40 EXPECT_WRITE(stderr, fmt::print(stderr, fg(fmt::color::blue), "blue log"),
41 "\x1b[38;2;000;000;255mblue log\x1b[0m");
42 EXPECT_WRITE(stdout, fmt::print(fmt::text_style(), "hi"), "hi");
43 EXPECT_WRITE(stdout, fmt::print(fg(fmt::terminal_color::red), "tred"),
44 "\x1b[31mtred\x1b[0m");
45 EXPECT_WRITE(stdout, fmt::print(bg(fmt::terminal_color::cyan), "tcyan"),
46 "\x1b[46mtcyan\x1b[0m");
47 EXPECT_WRITE(stdout,
48 fmt::print(fg(fmt::terminal_color::bright_green), "tbgreen"),
49 "\x1b[92mtbgreen\x1b[0m");
50 EXPECT_WRITE(stdout,
51 fmt::print(bg(fmt::terminal_color::bright_magenta), "tbmagenta"),
52 "\x1b[105mtbmagenta\x1b[0m");
53 }
54
TEST(ColorsTest,Format)55 TEST(ColorsTest, Format) {
56 EXPECT_EQ(fmt::format(fg(fmt::rgb(255, 20, 30)), "rgb(255,20,30)"),
57 "\x1b[38;2;255;020;030mrgb(255,20,30)\x1b[0m");
58 EXPECT_EQ(fmt::format(fg(fmt::rgb(255, 20, 30)), L"rgb(255,20,30) wide"),
59 L"\x1b[38;2;255;020;030mrgb(255,20,30) wide\x1b[0m");
60 EXPECT_EQ(fmt::format(fg(fmt::color::blue), "blue"),
61 "\x1b[38;2;000;000;255mblue\x1b[0m");
62 EXPECT_EQ(
63 fmt::format(fg(fmt::color::blue) | bg(fmt::color::red), "two color"),
64 "\x1b[38;2;000;000;255m\x1b[48;2;255;000;000mtwo color\x1b[0m");
65 EXPECT_EQ(fmt::format(fmt::emphasis::bold, "bold"), "\x1b[1mbold\x1b[0m");
66 EXPECT_EQ(fmt::format(fmt::emphasis::italic, "italic"),
67 "\x1b[3mitalic\x1b[0m");
68 EXPECT_EQ(fmt::format(fmt::emphasis::underline, "underline"),
69 "\x1b[4munderline\x1b[0m");
70 EXPECT_EQ(fmt::format(fmt::emphasis::strikethrough, "strikethrough"),
71 "\x1b[9mstrikethrough\x1b[0m");
72 EXPECT_EQ(
73 fmt::format(fg(fmt::color::blue) | fmt::emphasis::bold, "blue/bold"),
74 "\x1b[1m\x1b[38;2;000;000;255mblue/bold\x1b[0m");
75 EXPECT_EQ(fmt::format(fmt::emphasis::bold, "bold error"),
76 "\x1b[1mbold error\x1b[0m");
77 EXPECT_EQ(fmt::format(fg(fmt::color::blue), "blue log"),
78 "\x1b[38;2;000;000;255mblue log\x1b[0m");
79 EXPECT_EQ(fmt::format(fmt::text_style(), "hi"), "hi");
80 EXPECT_EQ(fmt::format(fg(fmt::terminal_color::red), "tred"),
81 "\x1b[31mtred\x1b[0m");
82 EXPECT_EQ(fmt::format(bg(fmt::terminal_color::cyan), "tcyan"),
83 "\x1b[46mtcyan\x1b[0m");
84 EXPECT_EQ(fmt::format(fg(fmt::terminal_color::bright_green), "tbgreen"),
85 "\x1b[92mtbgreen\x1b[0m");
86 EXPECT_EQ(fmt::format(bg(fmt::terminal_color::bright_magenta), "tbmagenta"),
87 "\x1b[105mtbmagenta\x1b[0m");
88 EXPECT_EQ(fmt::format(fg(fmt::terminal_color::red), "{}", "foo"),
89 "\x1b[31mfoo\x1b[0m");
90 }
91
TEST(ColorsTest,FormatToOutAcceptsTextStyle)92 TEST(ColorsTest, FormatToOutAcceptsTextStyle) {
93 fmt::text_style ts = fg(fmt::rgb(255, 20, 30));
94 std::string out;
95 fmt::format_to(std::back_inserter(out), ts, "rgb(255,20,30){}{}{}", 1, 2, 3);
96
97 EXPECT_EQ(fmt::to_string(out),
98 "\x1b[38;2;255;020;030mrgb(255,20,30)123\x1b[0m");
99 }
100