95 lines
3.7 KiB
C++
95 lines
3.7 KiB
C++
// © 2018 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING
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#include "numbertest.h"
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#include "numparse_stringsegment.h"
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static const char16_t* SAMPLE_STRING = u"📻 radio 📻";
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void StringSegmentTest::runIndexedTest(int32_t index, UBool exec, const char*&name, char*) {
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if (exec) {
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logln("TestSuite StringSegmentTest: ");
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}
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TESTCASE_AUTO_BEGIN;
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TESTCASE_AUTO(testOffset);
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TESTCASE_AUTO(testLength);
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TESTCASE_AUTO(testCharAt);
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TESTCASE_AUTO(testGetCodePoint);
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TESTCASE_AUTO(testCommonPrefixLength);
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TESTCASE_AUTO_END;
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}
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void StringSegmentTest::testOffset() {
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StringSegment segment(SAMPLE_STRING, false);
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assertEquals("Initial Offset", 0, segment.getOffset());
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segment.adjustOffset(3);
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assertEquals("Adjust A", 3, segment.getOffset());
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segment.adjustOffset(2);
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assertEquals("Adjust B", 5, segment.getOffset());
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segment.setOffset(4);
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assertEquals("Set Offset", 4, segment.getOffset());
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}
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void StringSegmentTest::testLength() {
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StringSegment segment(SAMPLE_STRING, false);
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assertEquals("Initial length", 11, segment.length());
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segment.adjustOffset(3);
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assertEquals("Adjust", 8, segment.length());
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segment.setLength(4);
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assertEquals("Set Length", 4, segment.length());
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segment.setOffset(5);
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assertEquals("After adjust offset", 2, segment.length());
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segment.resetLength();
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assertEquals("After reset length", 6, segment.length());
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}
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void StringSegmentTest::testCharAt() {
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StringSegment segment(SAMPLE_STRING, false);
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assertEquals("Initial", SAMPLE_STRING, segment.toUnicodeString());
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assertEquals("Initial", SAMPLE_STRING, segment.toTempUnicodeString());
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segment.adjustOffset(3);
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assertEquals("After adjust-offset", UnicodeString(u"radio 📻"), segment.toUnicodeString());
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assertEquals("After adjust-offset", UnicodeString(u"radio 📻"), segment.toTempUnicodeString());
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segment.setLength(5);
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assertEquals("After adjust-length", UnicodeString(u"radio"), segment.toUnicodeString());
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assertEquals("After adjust-length", UnicodeString(u"radio"), segment.toTempUnicodeString());
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}
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void StringSegmentTest::testGetCodePoint() {
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StringSegment segment(SAMPLE_STRING, false);
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assertEquals("Double-width code point", 0x1F4FB, segment.getCodePoint());
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segment.setLength(1);
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assertEquals("Inalid A", -1, segment.getCodePoint());
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segment.resetLength();
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segment.adjustOffset(1);
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assertEquals("Invalid B", -1, segment.getCodePoint());
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segment.adjustOffset(1);
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assertEquals("Valid again", 0x20, segment.getCodePoint());
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}
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void StringSegmentTest::testCommonPrefixLength() {
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StringSegment segment(SAMPLE_STRING, false);
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assertEquals("", 11, segment.getCommonPrefixLength(SAMPLE_STRING));
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assertEquals("", 4, segment.getCommonPrefixLength(u"📻 r"));
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assertEquals("", 3, segment.getCommonPrefixLength(u"📻 x"));
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assertEquals("", 0, segment.getCommonPrefixLength(u"x"));
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segment.adjustOffset(3);
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assertEquals("", 0, segment.getCommonPrefixLength(u"RADiO"));
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assertEquals("", 5, segment.getCommonPrefixLength(u"radio"));
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assertEquals("", 2, segment.getCommonPrefixLength(u"rafio"));
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assertEquals("", 0, segment.getCommonPrefixLength(u"fadio"));
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segment.setLength(3);
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assertEquals("", 3, segment.getCommonPrefixLength(u"radio"));
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assertEquals("", 2, segment.getCommonPrefixLength(u"rafio"));
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assertEquals("", 0, segment.getCommonPrefixLength(u"fadio"));
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segment.resetLength();
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segment.setOffset(11); // end of string
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assertEquals("", 0, segment.getCommonPrefixLength(u"foo"));
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}
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#endif
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