From 71176122872e7d200167cd77d48ed30fda95b3ae Mon Sep 17 00:00:00 2001
From: Laria Carolin Chabowski <laria@laria.me>
Date: Tue, 15 Sep 2020 22:21:04 +0200
Subject: Add some unit tests for the parser

So far only testing success, we should also test failing parse inputs.
---
 tests/unit/ParserTest.php | 176 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 176 insertions(+)
 create mode 100644 tests/unit/ParserTest.php

(limited to 'tests/unit/ParserTest.php')

diff --git a/tests/unit/ParserTest.php b/tests/unit/ParserTest.php
new file mode 100644
index 0000000..0a5ccb8
--- /dev/null
+++ b/tests/unit/ParserTest.php
@@ -0,0 +1,176 @@
+<?php
+
+
+namespace tests\unit;
+
+use PHPUnit\Framework\TestCase;
+use kch42\ste\Parser;
+use kch42\ste\TextNode;
+use kch42\ste\VariableNode;
+use kch42\ste\TagNode;
+
+class ParserTest extends TestCase
+{
+    /**
+     * @dataProvider successfulParsingDataProvider
+     */
+    public function testSuccessfulParsing(string $source, array $expected)
+    {
+        $actual = Parser::parse($source, '-');
+
+        self::assertEquals($expected, $actual);
+    }
+
+    public function successfulParsingDataProvider()
+    {
+        return [
+            ['', []],
+
+            ['Hello', [
+                new TextNode('-', 0, 'Hello'),
+            ]],
+
+            ['$foo', [
+                new VariableNode('-', 0, 'foo', []),
+            ]],
+
+            //01234567890
+            ['foo$bar$baz', [
+                new TextNode('-', 0, 'foo'),
+                new VariableNode('-', 3, 'bar', []),
+                new VariableNode('-', 7, 'baz', []),
+            ]],
+
+            //012345678
+            ['${foo}bar', [
+                new VariableNode('-', 0, 'foo', []),
+                new TextNode('-', 6, 'bar'),
+            ]],
+
+            //012345678
+            ['$foo[bar]', [
+                new VariableNode('-', 0, 'foo', [
+                    [new TextNode('-', 5, 'bar')],
+                ]),
+            ]],
+
+            //01234567890
+            ['${foo[bar]}', [
+                new VariableNode('-', 0, 'foo', [
+                    [new TextNode('-', 6, 'bar')],
+                ]),
+            ]],
+
+            //012345678
+            ['$foo[$bar]', [
+                new VariableNode('-', 0, 'foo', [
+                    [new VariableNode('-', 5, 'bar', [])],
+                ]),
+            ]],
+
+            //012345678901234
+            ['$foo[$bar[baz]]', [
+                new VariableNode('-', 0, 'foo', [
+                    [new VariableNode('-', 5, 'bar', [
+                        [new TextNode('-', 10, 'baz')],
+                    ])],
+                ]),
+            ]],
+
+            //012345678901234
+            ['$foo[$bar][baz]', [
+                new VariableNode('-', 0, 'foo', [
+                    [new VariableNode('-', 5, 'bar', [])],
+                    [new TextNode('-', 11, 'baz')]
+                ]),
+            ]],
+
+            //0123456789012345678901
+            ['a${b[c$d[e${f}g]][h]}i', [
+                new TextNode('-', 0, 'a'),
+                new VariableNode('-', 1, 'b', [
+                    [
+                        new TextNode('-', 5, 'c'),
+                        new VariableNode('-', 6, 'd', [
+                            [
+                                new TextNode('-', 9, 'e'),
+                                new VariableNode('-', 10, 'f', []),
+                                new TextNode('-', 14, 'g')
+                            ]
+                        ])
+                    ],
+                    [new TextNode('-', 18, 'h')],
+                ]),
+                new TextNode('-', 21, 'i'),
+            ]],
+
+            ['<ste:foo />', [
+                new TagNode('-', 0, 'foo'),
+            ]],
+
+            ['<ste:foo></ste:foo>', [
+                new TagNode('-', 0, 'foo'),
+            ]],
+
+            //0123456789012345678901
+            ['<ste:foo>bar</ste:foo>', [
+                new TagNode('-', 0, 'foo', [], [
+                    new TextNode('-', 9, 'bar'),
+                ]),
+            ]],
+
+            //0         1         2         3         4         5         6         7         8         9         0
+            //012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234
+            ['<ste:foo a="$b[0][$x]" c="\"" d="${e}f"><ste:foo><ste:xyz>abc</ste:xyz><ste:foo />$x</ste:foo></ste:foo>x', [
+                new TagNode('-', 0, 'foo', [
+                    'a' => [
+                        new VariableNode('-', 12, 'b', [
+                            [new TextNode('-', 15, '0')],
+                            [new VariableNode('-', 18, 'x', [])],
+                        ]),
+                    ],
+                    'c' => [
+                        new TextNode('-', 26, '"'),
+                    ],
+                    'd' => [
+                        new VariableNode('-', 33, 'e', []),
+                        new TextNode('-', 37, 'f'),
+                    ]
+                ], [
+                    new TagNode('-', 40, 'foo', [], [
+                        new TagNode('-', 49, 'xyz', [], [
+                            new TextNode('-', 58, 'abc'),
+                        ]),
+                        new TagNode('-', 71, 'foo'),
+                        new VariableNode('-', 82, 'x', []),
+                    ]),
+                ]),
+                new TextNode('-', 104, 'x'),
+            ]],
+
+            //0         1         2         3
+            //01234567890123456789012345678901234567
+            ['foo?{~{$x|eq|\}$y}|b|<ste:foo/>\}}$bar', [
+                new TextNode('-', 0, 'foo'),
+                new TagNode('-', 3, 'if', [], [
+                    new TagNode('-', 5, 'cmp', [
+                        'text_a' => [new VariableNode('-', 7, 'x', [])],
+                        'op' => [new TextNode('-', 10, 'eq')],
+                        'text_b' => [
+                            new TextNode('-', 13, '}'),
+                            new VariableNode('-', 15, 'y', []),
+                        ],
+                    ], []),
+                    new TagNode('-', 3, 'then', [], [
+                        new TextNode('-', 19, 'b'),
+                    ]),
+                    new TagNode('-', 3, 'else', [], [
+                        new TagNode('-', 21, 'foo'),
+                        new TextNode('-', 31, '}'),
+                    ]),
+                ]),
+                new VariableNode('-', 34, 'bar', []),
+            ]],
+        ];
+    }
+}
-- 
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