Adding upstream version 1.2.2.upstream/1.2.2upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 187 insertions, 0 deletions

diff --git a/testfiles/src/svg-length-test.cpp b/testfiles/src/svg-length-test.cpp
new file mode 100644
index 0000000..b96ee14
--- /dev/null
+++ b/testfiles/src/svg-length-test.cpp
@@ -0,0 +1,187 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/** @file
+ * Test for SVG colors
+ *//*
+ * Authors: see git history
+ *
+ * Copyright (C) 2010 Authors
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+#include "svg/svg-length.h"
+#include "svg/svg.h"
+
+#include <glib.h>
+#include <gtest/gtest.h>
+#include <utility>
+
+struct test_t
+{
+    char const *str;
+    SVGLength::Unit unit;
+    float value;
+    float computed;
+};
+
+test_t absolute_tests[12] = {
+    // clang-format off
+    {"0",            SVGLength::NONE,   0        ,   0},
+    {"1",            SVGLength::NONE,   1        ,   1},
+    {"1.00001",      SVGLength::NONE,   1.00001  ,   1.00001},
+    {"1px",          SVGLength::PX  ,   1        ,   1},
+    {".1px",         SVGLength::PX  ,   0.1      ,   0.1},
+    {"100pt",        SVGLength::PT  , 100        ,  400.0/3.0},
+    {"1e2pt",        SVGLength::PT  , 100        ,  400.0/3.0},
+    {"3pc",          SVGLength::PC  ,   3        ,  48},
+    {"-3.5pc",       SVGLength::PC  ,  -3.5      ,  -3.5*16.0},
+    {"1.2345678mm",  SVGLength::MM  ,   1.2345678,   1.2345678f*96.0/25.4}, // TODO: More precise constants? (a 7 digit constant when the default precision is 8 digits?)
+    {"123.45678cm", SVGLength::CM   , 123.45678  , 123.45678f*96.0/2.54},   // Note that svg_length_read is casting the result from g_ascii_strtod to float.
+    {"73.162987in",  SVGLength::INCH,  73.162987 ,  73.162987f*96.0/1.00}};
+test_t relative_tests[3] = {
+    {"123em", SVGLength::EM,      123, 123. *  7.},
+    {"123ex", SVGLength::EX,      123, 123. * 13.},
+    {"123%",  SVGLength::PERCENT, 1.23, 1.23 * 19.}};
+const char* fail_tests[8] = {
+    "123 px",
+    "123e",
+    "123e+m",
+    "123ec",
+    "123pxt",
+    "--123",
+    "",
+    "px"};
+// clang-format on
+
+TEST(SvgLengthTest, testRead)
+{
+    for (size_t i = 0; i < G_N_ELEMENTS(absolute_tests); i++) {
+        SVGLength len;
+        ASSERT_TRUE( len.read(absolute_tests[i].str)) << absolute_tests[i].str;
+        ASSERT_EQ( len.unit, absolute_tests[i].unit) << absolute_tests[i].str;
+        ASSERT_EQ( len.value, absolute_tests[i].value) << absolute_tests[i].str;
+        ASSERT_EQ( len.computed, absolute_tests[i].computed) << absolute_tests[i].str;
+    }
+    for (size_t i = 0; i < G_N_ELEMENTS(relative_tests); i++) {
+        SVGLength len;
+        ASSERT_TRUE( len.read(relative_tests[i].str)) << relative_tests[i].str;
+        len.update(7, 13, 19);
+        ASSERT_EQ( len.unit, relative_tests[i].unit) << relative_tests[i].str;
+        ASSERT_EQ( len.value, relative_tests[i].value) << relative_tests[i].str;
+        ASSERT_EQ( len.computed, relative_tests[i].computed) << relative_tests[i].str;
+    }
+    for (size_t i = 0; i < G_N_ELEMENTS(fail_tests); i++) {
+        SVGLength len;
+        ASSERT_TRUE( !len.read(fail_tests[i])) << fail_tests[i];
+    }
+}
+
+TEST(SvgLengthTest, testReadOrUnset)
+{
+    for (size_t i = 0; i < G_N_ELEMENTS(absolute_tests); i++) {
+        SVGLength len;
+        len.readOrUnset(absolute_tests[i].str);
+        ASSERT_EQ( len.unit, absolute_tests[i].unit) << absolute_tests[i].str;
+        ASSERT_EQ( len.value, absolute_tests[i].value) << absolute_tests[i].str;
+        ASSERT_EQ( len.computed, absolute_tests[i].computed) << absolute_tests[i].str;
+    }
+    for (size_t i = 0; i < G_N_ELEMENTS(relative_tests); i++) {
+        SVGLength len;
+        len.readOrUnset(relative_tests[i].str);
+        len.update(7, 13, 19);
+        ASSERT_EQ( len.unit, relative_tests[i].unit) << relative_tests[i].str;
+        ASSERT_EQ( len.value, relative_tests[i].value) << relative_tests[i].str;
+        ASSERT_EQ( len.computed, relative_tests[i].computed) << relative_tests[i].str;
+    }
+    for (size_t i = 0; i < G_N_ELEMENTS(fail_tests); i++) {
+        SVGLength len;
+        len.readOrUnset(fail_tests[i], SVGLength::INCH, 123, 456);
+        ASSERT_EQ( len.unit, SVGLength::INCH) << fail_tests[i];
+        ASSERT_EQ( len.value, 123) << fail_tests[i];
+        ASSERT_EQ( len.computed, 456) << fail_tests[i];
+    }
+}
+
+TEST(SvgLengthTest, testReadAbsolute)
+{
+    for (size_t i = 0; i < G_N_ELEMENTS(absolute_tests); i++) {
+        SVGLength len;
+        ASSERT_TRUE( len.readAbsolute(absolute_tests[i].str)) << absolute_tests[i].str;
+        ASSERT_EQ( len.unit, absolute_tests[i].unit) << absolute_tests[i].str;
+        ASSERT_EQ( len.value, absolute_tests[i].value) << absolute_tests[i].str;
+        ASSERT_EQ( len.computed, absolute_tests[i].computed) << absolute_tests[i].str;
+    }
+    for (size_t i = 0; i < G_N_ELEMENTS(relative_tests); i++) {
+        SVGLength len;
+        ASSERT_TRUE( !len.readAbsolute(relative_tests[i].str)) << relative_tests[i].str;
+    }
+    for (size_t i = 0; i < G_N_ELEMENTS(fail_tests); i++) {
+        SVGLength len;
+        ASSERT_TRUE( !len.readAbsolute(fail_tests[i])) << fail_tests[i];
+    }
+}
+
+TEST(SvgLengthTest, testEnumMappedToString)
+{
+    for (int i = (static_cast<int>(SVGLength::NONE) + 1); i <= static_cast<int>(SVGLength::LAST_UNIT); i++) {
+        SVGLength::Unit target = static_cast<SVGLength::Unit>(i);
+        // PX is a special case where we don't have a unit string
+        if ((target != SVGLength::PX)) {
+            gchar const *val = sp_svg_length_get_css_units(target);
+            ASSERT_NE(val, "") << i;
+        }
+    }
+}
+
+TEST(SvgLengthTest, testStringsAreValidSVG)
+{
+    gchar const *valid[] = {"", "em", "ex", "px", "pt", "pc", "cm", "mm", "in", "%"};
+    std::set<std::string> validStrings(valid, valid + G_N_ELEMENTS(valid));
+    for (int i = (static_cast<int>(SVGLength::NONE) + 1); i <= static_cast<int>(SVGLength::LAST_UNIT); i++) {
+        SVGLength::Unit target = static_cast<SVGLength::Unit>(i);
+        gchar const *val = sp_svg_length_get_css_units(target);
+        ASSERT_TRUE( validStrings.find(std::string(val)) != validStrings.end()) << i;
+    }
+}
+
+TEST(SvgLengthTest, testValidSVGStringsSupported)
+{
+    // Note that "px" is omitted from the list, as it will be assumed to be so if not explicitly set.
+    gchar const *valid[] = {"em", "ex", "pt", "pc", "cm", "mm", "in", "%"};
+    std::set<std::string> validStrings(valid, valid + G_N_ELEMENTS(valid));
+    for (int i = (static_cast<int>(SVGLength::NONE) + 1); i <= static_cast<int>(SVGLength::LAST_UNIT); i++) {
+        SVGLength::Unit target = static_cast<SVGLength::Unit>(i);
+        gchar const *val = sp_svg_length_get_css_units(target);
+        std::set<std::string>::iterator iter = validStrings.find(std::string(val));
+        if (iter != validStrings.end()) {
+            validStrings.erase(iter);
+        }
+    }
+    ASSERT_EQ(validStrings.size(), 0u) << validStrings.size();
+}
+
+TEST(SvgLengthTest, testPlaces)
+{
+    struct testd_t
+    {
+        char const *str;
+        double val;
+        int prec;
+        int minexp;
+    };
+
+    testd_t const precTests[] = {
+        {"760", 761.92918978947023, 2, -8},
+        {"761.9", 761.92918978947023, 4, -8},
+    };
+
+    for (size_t i = 0; i < G_N_ELEMENTS(precTests); i++) {
+        std::string buf;
+        buf.append(sp_svg_number_write_de(precTests[i].val, precTests[i].prec, precTests[i].minexp));
+        unsigned int retval = buf.length();
+        ASSERT_EQ( retval, strlen(precTests[i].str)) << "Number of chars written";
+        ASSERT_EQ( std::string(buf), std::string(precTests[i].str)) << "Numeric string written";
+    }
+}
+
+// TODO: More tests
+
+// vim: filetype=cpp:expandtab:shiftwidth=4:softtabstop=4:fileencoding=utf-8:textwidth=99 :