blob: 394df87215484f54979ac2360d8d1aeaf4bf682f (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
|
# Set the ExternalProject GIT_TAG to desired_tag, and make sure the
# resulting checked out version is resulting_sha and rebuild.
# This check's the correct behavior of the ExternalProject UPDATE_COMMAND.
# Also verify that a fetch only occurs when fetch_expected is 1.
macro(check_a_tag desired_tag resulting_sha fetch_expected update_strategy)
message( STATUS "Checking ExternalProjectUpdate to tag: ${desired_tag}" )
# Remove the FETCH_HEAD file, so we can check if it gets replaced with a 'git
# fetch'.
set( FETCH_HEAD_file ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT/.git/FETCH_HEAD )
file( REMOVE ${FETCH_HEAD_file} )
# Give ourselves a marker in the output. It is difficult to tell where we
# are up to without this
message(STATUS "===> check_a_tag ${desired_tag} ${resulting_sha} ${fetch_expected} ${update_strategy}")
# Configure
execute_process(COMMAND ${CMAKE_COMMAND}
-G ${CMAKE_GENERATOR} -T "${CMAKE_GENERATOR_TOOLSET}"
-A "${CMAKE_GENERATOR_PLATFORM}"
-DTEST_GIT_TAG:STRING=${desired_tag}
-DCMAKE_EP_GIT_REMOTE_UPDATE_STRATEGY:STRING=${update_strategy}
${ExternalProjectUpdate_SOURCE_DIR}
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}
RESULT_VARIABLE error_code
)
if(error_code)
message(FATAL_ERROR "Could not configure the project.")
endif()
# Build
execute_process(COMMAND ${CMAKE_COMMAND}
--build ${ExternalProjectUpdate_BINARY_DIR}
RESULT_VARIABLE error_code
)
if(error_code)
message(FATAL_ERROR "Could not build the project.")
endif()
# Check the resulting SHA
execute_process(COMMAND ${GIT_EXECUTABLE}
rev-list --max-count=1 HEAD
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT
RESULT_VARIABLE error_code
OUTPUT_VARIABLE tag_sha
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(error_code)
message(FATAL_ERROR "Could not check the sha.")
endif()
if(NOT (${tag_sha} STREQUAL ${resulting_sha}))
message(FATAL_ERROR "UPDATE_COMMAND produced
${tag_sha}
when
${resulting_sha}
was expected."
)
endif()
if( NOT EXISTS ${FETCH_HEAD_file} AND ${fetch_expected})
message( FATAL_ERROR "Fetch did NOT occur when it was expected.")
endif()
if( EXISTS ${FETCH_HEAD_file} AND NOT ${fetch_expected})
message( FATAL_ERROR "Fetch DID occur when it was not expected.")
endif()
message( STATUS "Checking ExternalProjectUpdate to tag: ${desired_tag} (disconnected)" )
# Remove the FETCH_HEAD file, so we can check if it gets replaced with a 'git
# fetch'.
set( FETCH_HEAD_file ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep2-GIT/.git/FETCH_HEAD )
file( REMOVE ${FETCH_HEAD_file} )
# Check initial SHA
execute_process(COMMAND ${GIT_EXECUTABLE}
rev-list --max-count=1 HEAD
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep2-GIT
RESULT_VARIABLE error_code
OUTPUT_VARIABLE initial_sha
OUTPUT_STRIP_TRAILING_WHITESPACE
)
# Configure
execute_process(COMMAND ${CMAKE_COMMAND}
-G ${CMAKE_GENERATOR} -T "${CMAKE_GENERATOR_TOOLSET}"
-A "${CMAKE_GENERATOR_PLATFORM}"
-DTEST_GIT_TAG:STRING=${desired_tag}
${ExternalProjectUpdate_SOURCE_DIR}
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}
RESULT_VARIABLE error_code
)
if(error_code)
message(FATAL_ERROR "Could not configure the project.")
endif()
# Build
execute_process(COMMAND ${CMAKE_COMMAND}
--build ${ExternalProjectUpdate_BINARY_DIR}
RESULT_VARIABLE error_code
)
if(error_code)
message(FATAL_ERROR "Could not build the project.")
endif()
if( EXISTS ${FETCH_HEAD_file} )
message( FATAL_ERROR "Fetch occurred when it was not expected.")
endif()
# Check the resulting SHA
execute_process(COMMAND ${GIT_EXECUTABLE}
rev-list --max-count=1 HEAD
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep2-GIT
RESULT_VARIABLE error_code
OUTPUT_VARIABLE tag_sha
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(error_code)
message(FATAL_ERROR "Could not check the sha.")
endif()
if(NOT (${tag_sha} STREQUAL ${initial_sha}))
message(FATAL_ERROR "Update occurred when it was not expected.")
endif()
# Update
execute_process(COMMAND ${CMAKE_COMMAND}
--build ${ExternalProjectUpdate_BINARY_DIR}
--target TutorialStep2-GIT-update
RESULT_VARIABLE error_code
)
if(error_code)
message(FATAL_ERROR "Could not build the project.")
endif()
# Check the resulting SHA
execute_process(COMMAND ${GIT_EXECUTABLE}
rev-list --max-count=1 HEAD
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep2-GIT
RESULT_VARIABLE error_code
OUTPUT_VARIABLE tag_sha
OUTPUT_STRIP_TRAILING_WHITESPACE
)
if(error_code)
message(FATAL_ERROR "Could not check the sha.")
endif()
if(NOT (${tag_sha} STREQUAL ${resulting_sha}))
message(FATAL_ERROR "UPDATE_COMMAND produced
${tag_sha}
when
${resulting_sha}
was expected."
)
endif()
if( NOT EXISTS ${FETCH_HEAD_file} AND ${fetch_expected})
message( FATAL_ERROR "Fetch did NOT occur when it was expected.")
endif()
if( EXISTS ${FETCH_HEAD_file} AND NOT ${fetch_expected})
message( FATAL_ERROR "Fetch DID occur when it was not expected.")
endif()
endmacro()
find_package(Git)
set(do_git_tests 0)
if(GIT_EXECUTABLE)
set(do_git_tests 1)
message(STATUS "GIT_VERSION_STRING='${GIT_VERSION_STRING}'")
if("${GIT_VERSION_STRING}" VERSION_LESS 1.6.5)
message(STATUS "No ExternalProject git tests with git client less than version 1.6.5")
set(do_git_tests 0)
endif()
endif()
# When re-running tests locally, this ensures we always start afresh
file(REMOVE_RECURSE ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals)
if(do_git_tests)
check_a_tag(origin/master b5752a26ae448410926b35c275af3c192a53722e 1 REBASE)
check_a_tag(tag1 d1970730310fe8bc07e73f15dc570071f9f9654a 1 REBASE)
# With the Git UPDATE_COMMAND performance patch, this will not require a
# 'git fetch'
check_a_tag(tag1 d1970730310fe8bc07e73f15dc570071f9f9654a 0 REBASE)
check_a_tag(tag2 5842b503ba4113976d9bb28d57b5aee1ad2736b7 1 REBASE)
check_a_tag(d19707303 d1970730310fe8bc07e73f15dc570071f9f9654a 0 REBASE)
check_a_tag(origin/master b5752a26ae448410926b35c275af3c192a53722e 1 REBASE)
# This is a remote symbolic ref, so it will always trigger a 'git fetch'
check_a_tag(origin/master b5752a26ae448410926b35c275af3c192a53722e 1 REBASE)
foreach(strategy IN ITEMS CHECKOUT REBASE_CHECKOUT)
# Move local master back, then apply a change that will cause a conflict
# during rebase
execute_process(COMMAND ${GIT_EXECUTABLE} checkout master
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT
RESULT_VARIABLE error_code
)
if(error_code)
message(FATAL_ERROR "Could not reset local master back to tag1.")
endif()
execute_process(COMMAND ${GIT_EXECUTABLE} reset --hard tag1
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT
RESULT_VARIABLE error_code
)
if(error_code)
message(FATAL_ERROR "Could not reset local master back to tag1.")
endif()
set(cmlFile ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT/CMakeLists.txt)
file(READ ${cmlFile} contents)
string(REPLACE "find TutorialConfig.h" "find TutorialConfig.h (conflict here)"
conflictingContent "${contents}"
)
file(WRITE ${cmlFile} "${conflictingContent}")
execute_process(COMMAND ${GIT_EXECUTABLE} commit -a -m "This should cause a conflict"
WORKING_DIRECTORY ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT
RESULT_VARIABLE error_code
)
if(error_code)
message(FATAL_ERROR "Could not commit conflicting change.")
endif()
# This should discard our commit but leave behind an annotated tag
check_a_tag(origin/master b5752a26ae448410926b35c275af3c192a53722e 1 ${strategy})
endforeach()
# This file matches a .gitignore rule that the last commit defines. We can't
# directly check that updates don't stash ignored contents because the stash
# and pop are both done within the update step. We don't have an opportunity
# to check things in between, but we can at least check that the update step
# doesn't choke on it.
set(ignoredFile ${ExternalProjectUpdate_BINARY_DIR}/CMakeExternals/Source/TutorialStep1-GIT/ignored_item)
file(TOUCH ${ignoredFile})
check_a_tag(origin/master b5752a26ae448410926b35c275af3c192a53722e 1 REBASE)
if(NOT EXISTS ${ignoredFile})
message(FATAL_ERROR "Ignored file is missing")
endif()
endif()
|
